|
|
|
/* Copyright (c) 2009,2010 Open Information Security Foundation */
|
|
|
|
|
|
|
|
/**
|
|
|
|
* \file
|
|
|
|
*
|
|
|
|
* \author Kirby Kuehl <kkuehl@gmail.com>
|
|
|
|
*/
|
|
|
|
|
|
|
|
#include "suricata-common.h"
|
|
|
|
#include "suricata.h"
|
|
|
|
|
|
|
|
#include "debug.h"
|
|
|
|
#include "decode.h"
|
|
|
|
#include "threads.h"
|
|
|
|
|
|
|
|
#include "util-print.h"
|
|
|
|
#include "util-pool.h"
|
|
|
|
#include "util-debug.h"
|
|
|
|
|
|
|
|
#include "stream-tcp-private.h"
|
|
|
|
#include "stream-tcp-reassemble.h"
|
|
|
|
#include "stream-tcp.h"
|
|
|
|
#include "stream.h"
|
|
|
|
|
|
|
|
#include "app-layer-protos.h"
|
|
|
|
#include "app-layer-parser.h"
|
|
|
|
|
|
|
|
#include "util-spm.h"
|
|
|
|
#include "util-unittest.h"
|
|
|
|
|
|
|
|
#include "app-layer-dcerpc.h"
|
|
|
|
|
|
|
|
enum {
|
|
|
|
DCERPC_FIELD_NONE = 0,
|
|
|
|
DCERPC_PARSE_DCERPC_HEADER,
|
|
|
|
DCERPC_PARSE_DCERPC_BIND,
|
|
|
|
DCERPC_PARSE_DCERPC_BIND_ACK,
|
|
|
|
DCERPC_PARSE_DCERPC_REQUEST,
|
|
|
|
/* must be last */
|
|
|
|
DCERPC_FIELD_MAX,
|
|
|
|
};
|
|
|
|
|
|
|
|
/* \brief hexdump function from libdnet, used for debugging only */
|
|
|
|
void hexdump(const void *buf, size_t len) {
|
|
|
|
/* dumps len bytes of *buf to stdout. Looks like:
|
|
|
|
* [0000] 75 6E 6B 6E 6F 77 6E 20
|
|
|
|
* 30 FF 00 00 00 00 39 00 unknown 0.....9.
|
|
|
|
* (in a single line of course)
|
|
|
|
*/
|
|
|
|
|
|
|
|
const unsigned char *p = buf;
|
|
|
|
unsigned char c;
|
|
|
|
size_t n;
|
|
|
|
char bytestr[4] = { 0 };
|
|
|
|
char addrstr[10] = { 0 };
|
|
|
|
char hexstr[16 * 3 + 5] = { 0 };
|
|
|
|
char charstr[16 * 1 + 5] = { 0 };
|
|
|
|
for (n = 1; n <= len; n++) {
|
|
|
|
if (n % 16 == 1) {
|
|
|
|
/* store address for this line */
|
|
|
|
#if __WORDSIZE == 64
|
|
|
|
snprintf(addrstr, sizeof(addrstr), "%.4lx",
|
|
|
|
((uint64_t)p-(uint64_t)buf) );
|
|
|
|
#else
|
|
|
|
snprintf(addrstr, sizeof(addrstr), "%.4x", ((uint32_t) p
|
|
|
|
- (uint32_t) buf));
|
|
|
|
#endif
|
|
|
|
}
|
|
|
|
|
|
|
|
c = *p;
|
|
|
|
if (isalnum(c) == 0) {
|
|
|
|
c = '.';
|
|
|
|
}
|
|
|
|
|
|
|
|
/* store hex str (for left side) */
|
|
|
|
snprintf(bytestr, sizeof(bytestr), "%02X ", *p);
|
|
|
|
strlcat(hexstr, bytestr, sizeof(hexstr) - strlen(hexstr) - 1);
|
|
|
|
|
|
|
|
/* store char str (for right side) */
|
|
|
|
snprintf(bytestr, sizeof(bytestr), "%c", c);
|
|
|
|
strlcat(charstr, bytestr, sizeof(charstr) - strlen(charstr) - 1);
|
|
|
|
|
|
|
|
if (n % 16 == 0) {
|
|
|
|
/* line completed */
|
|
|
|
printf("[%4.4s] %-50.50s %s\n", addrstr, hexstr, charstr);
|
|
|
|
hexstr[0] = 0;
|
|
|
|
charstr[0] = 0;
|
|
|
|
} else if (n % 8 == 0) {
|
|
|
|
/* half line: add whitespaces */
|
|
|
|
strlcat(hexstr, " ", sizeof(hexstr) - strlen(hexstr) - 1);
|
|
|
|
strlcat(charstr, " ", sizeof(charstr) - strlen(charstr) - 1);
|
|
|
|
}
|
|
|
|
p++; /* next byte */
|
|
|
|
}
|
|
|
|
|
|
|
|
if (strlen(hexstr) > 0) {
|
|
|
|
/* print rest of buffer if not empty */
|
|
|
|
printf("[%4.4s] %-50.50s %s\n", addrstr, hexstr, charstr);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
|
|
* \brief printUUID function used to print UUID, Major and Minor Version Number
|
|
|
|
* and if it was Accepted or Rejected in the BIND_ACK.
|
|
|
|
*/
|
|
|
|
void printUUID(char *type, struct uuid_entry *uuid) {
|
|
|
|
uint8_t i = 0;
|
|
|
|
if (uuid == NULL) {
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
printf("%s UUID [%2u] %s ", type, uuid->ctxid,
|
|
|
|
(uuid->result == 0) ? "Accepted" : "Rejected");
|
|
|
|
for (i = 0; i < 16; i++) {
|
|
|
|
printf("%02x", uuid->uuid[i]);
|
|
|
|
}
|
|
|
|
printf(" Major Version 0x%04x Minor Version 0x%04x\n", uuid->version,
|
|
|
|
uuid->versionminor);
|
|
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
|
|
* \brief DCERPCParseSecondaryAddr reads secondaryaddrlen bytes from the BIND_ACK
|
|
|
|
* DCERPC call.
|
|
|
|
*/
|
|
|
|
static uint32_t DCERPCParseSecondaryAddr(DCERPC *dcerpc, uint8_t *input, uint32_t input_len) {
|
|
|
|
SCEnter();
|
|
|
|
uint8_t *p = input;
|
|
|
|
while (dcerpc->dcerpcbindbindack.secondaryaddrlenleft-- && input_len--) {
|
|
|
|
SCLogDebug("0x%02x ", *p);
|
|
|
|
p++;
|
|
|
|
}
|
|
|
|
dcerpc->bytesprocessed += (p - input);
|
|
|
|
SCReturnUInt((uint32_t)(p - input));
|
|
|
|
}
|
|
|
|
|
|
|
|
static uint32_t PaddingParser(DCERPC *dcerpc, uint8_t *input, uint32_t input_len) {
|
|
|
|
SCEnter();
|
|
|
|
uint8_t *p = input;
|
|
|
|
while (dcerpc->padleft-- && input_len--) {
|
|
|
|
SCLogDebug("0x%02x ", *p);
|
|
|
|
p++;
|
|
|
|
}
|
|
|
|
dcerpc->bytesprocessed += (p - input);
|
|
|
|
SCReturnUInt((uint32_t)(p - input));
|
|
|
|
}
|
|
|
|
|
|
|
|
static uint32_t DCERPCGetCTXItems(DCERPC *dcerpc, uint8_t *input, uint32_t input_len) {
|
|
|
|
SCEnter();
|
|
|
|
uint8_t *p = input;
|
|
|
|
if (input_len) {
|
|
|
|
switch (dcerpc->dcerpcbindbindack.ctxbytesprocessed) {
|
|
|
|
case 0:
|
|
|
|
if (input_len >= 4) {
|
|
|
|
dcerpc->dcerpcbindbindack.numctxitems = *p;
|
|
|
|
dcerpc->dcerpcbindbindack.numctxitemsleft = dcerpc->dcerpcbindbindack.numctxitems;
|
|
|
|
dcerpc->dcerpcbindbindack.ctxbytesprocessed += 4;
|
|
|
|
dcerpc->bytesprocessed += 4;
|
|
|
|
SCReturnUInt(4U);
|
|
|
|
} else {
|
|
|
|
dcerpc->dcerpcbindbindack.numctxitems = *(p++);
|
|
|
|
dcerpc->dcerpcbindbindack.numctxitemsleft = dcerpc->dcerpcbindbindack.numctxitems;
|
|
|
|
if (!(--input_len))
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
case 1:
|
|
|
|
p++;
|
|
|
|
if (!(--input_len))
|
|
|
|
break;
|
|
|
|
case 2:
|
|
|
|
p++;
|
|
|
|
if (!(--input_len))
|
|
|
|
break;
|
|
|
|
case 3:
|
|
|
|
p++;
|
|
|
|
input_len--;
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
dcerpc->dcerpcbindbindack.ctxbytesprocessed += (p - input);
|
|
|
|
dcerpc->bytesprocessed += (p - input);
|
|
|
|
SCReturnUInt((uint32_t)(p - input));
|
|
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
|
|
* \brief DCERPCParseBINDCTXItem is called for each CTXItem found the DCERPC BIND call.
|
|
|
|
* each UUID is added to a TAILQ.
|
|
|
|
*/
|
|
|
|
|
|
|
|
static uint32_t DCERPCParseBINDCTXItem(DCERPC *dcerpc, uint8_t *input, uint32_t input_len) {
|
|
|
|
SCEnter();
|
|
|
|
uint8_t *p = input;
|
|
|
|
|
|
|
|
if (input_len) {
|
|
|
|
switch (dcerpc->dcerpcbindbindack.ctxbytesprocessed) {
|
|
|
|
case 0:
|
|
|
|
if (input_len >= 44) {
|
|
|
|
dcerpc->dcerpcbindbindack.ctxid = *(p);
|
|
|
|
dcerpc->dcerpcbindbindack.ctxid |= *(p + 1) << 8;
|
|
|
|
dcerpc->dcerpcbindbindack.uuid[3] = *(p + 4);
|
|
|
|
dcerpc->dcerpcbindbindack.uuid[2] = *(p + 5);
|
|
|
|
dcerpc->dcerpcbindbindack.uuid[1] = *(p + 6);
|
|
|
|
dcerpc->dcerpcbindbindack.uuid[0] = *(p + 7);
|
|
|
|
dcerpc->dcerpcbindbindack.uuid[5] = *(p + 8);
|
|
|
|
dcerpc->dcerpcbindbindack.uuid[4] = *(p + 9);
|
|
|
|
dcerpc->dcerpcbindbindack.uuid[7] = *(p + 10);
|
|
|
|
dcerpc->dcerpcbindbindack.uuid[6] = *(p + 11);
|
|
|
|
dcerpc->dcerpcbindbindack.uuid[8] = *(p + 12);
|
|
|
|
dcerpc->dcerpcbindbindack.uuid[9] = *(p + 13);
|
|
|
|
dcerpc->dcerpcbindbindack.uuid[10] = *(p + 14);
|
|
|
|
dcerpc->dcerpcbindbindack.uuid[11] = *(p + 15);
|
|
|
|
dcerpc->dcerpcbindbindack.uuid[12] = *(p + 16);
|
|
|
|
dcerpc->dcerpcbindbindack.uuid[13] = *(p + 17);
|
|
|
|
dcerpc->dcerpcbindbindack.uuid[14] = *(p + 18);
|
|
|
|
dcerpc->dcerpcbindbindack.uuid[15] = *(p + 19);
|
|
|
|
dcerpc->dcerpcbindbindack.version = *(p + 20);
|
|
|
|
dcerpc->dcerpcbindbindack.version |= *(p + 21) << 8;
|
|
|
|
dcerpc->dcerpcbindbindack.versionminor = *(p + 22);
|
|
|
|
dcerpc->dcerpcbindbindack.versionminor |= *(p + 23) << 8;
|
|
|
|
if (dcerpc->dcerpcbindbindack.ctxid == dcerpc->dcerpcbindbindack.numctxitems
|
|
|
|
- dcerpc->dcerpcbindbindack.numctxitemsleft) {
|
|
|
|
dcerpc->dcerpcbindbindack.uuid_entry = (struct uuid_entry *) SCCalloc(1,
|
|
|
|
sizeof(struct uuid_entry));
|
|
|
|
if (dcerpc->dcerpcbindbindack.uuid_entry == NULL) {
|
|
|
|
SCReturnUInt(0);
|
|
|
|
} else {
|
|
|
|
memcpy(dcerpc->dcerpcbindbindack.uuid_entry->uuid, dcerpc->dcerpcbindbindack.uuid,
|
|
|
|
sizeof(dcerpc->dcerpcbindbindack.uuid));
|
|
|
|
dcerpc->dcerpcbindbindack.uuid_entry->ctxid = dcerpc->dcerpcbindbindack.ctxid;
|
|
|
|
dcerpc->dcerpcbindbindack.uuid_entry->version = dcerpc->dcerpcbindbindack.version;
|
|
|
|
dcerpc->dcerpcbindbindack.uuid_entry->versionminor = dcerpc->dcerpcbindbindack.versionminor;
|
|
|
|
TAILQ_INSERT_HEAD(&dcerpc->dcerpcbindbindack.uuid_list, dcerpc->dcerpcbindbindack.uuid_entry,
|
|
|
|
next);
|
|
|
|
#ifdef UNITTESTS
|
|
|
|
if (RunmodeIsUnittests()) {
|
|
|
|
printUUID("BIND", dcerpc->dcerpcbindbindack.uuid_entry);
|
|
|
|
}
|
|
|
|
#endif
|
|
|
|
dcerpc->dcerpcbindbindack.numctxitemsleft--;
|
|
|
|
dcerpc->bytesprocessed += (44);
|
|
|
|
dcerpc->dcerpcbindbindack.ctxbytesprocessed += (44);
|
|
|
|
SCReturnUInt(44U);
|
|
|
|
}
|
|
|
|
} else {
|
|
|
|
SCLogDebug("ctxitem %u, expected %u\n", dcerpc->dcerpcbindbindack.ctxid,
|
|
|
|
dcerpc->dcerpcbindbindack.numctxitems - dcerpc->dcerpcbindbindack.numctxitemsleft);
|
|
|
|
SCReturnUInt(0);
|
|
|
|
}
|
|
|
|
} else {
|
|
|
|
dcerpc->dcerpcbindbindack.ctxid = *(p++);
|
|
|
|
if (!(--input_len))
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
case 1:
|
|
|
|
dcerpc->dcerpcbindbindack.ctxid |= *(p++) << 8;
|
|
|
|
if (!(--input_len))
|
|
|
|
break;
|
|
|
|
case 2:
|
|
|
|
/* num transact items */
|
|
|
|
p++;
|
|
|
|
if (!(--input_len))
|
|
|
|
break;
|
|
|
|
case 3:
|
|
|
|
/* reserved */
|
|
|
|
p++;
|
|
|
|
if (!(--input_len))
|
|
|
|
break;
|
|
|
|
case 4:
|
|
|
|
dcerpc->dcerpcbindbindack.uuid[3] = *(p++);
|
|
|
|
if (!(--input_len))
|
|
|
|
break;
|
|
|
|
case 5:
|
|
|
|
dcerpc->dcerpcbindbindack.uuid[2] = *(p++);
|
|
|
|
if (!(--input_len))
|
|
|
|
break;
|
|
|
|
case 6:
|
|
|
|
dcerpc->dcerpcbindbindack.uuid[1] = *(p++);
|
|
|
|
if (!(--input_len))
|
|
|
|
break;
|
|
|
|
case 7:
|
|
|
|
dcerpc->dcerpcbindbindack.uuid[0] = *(p++);
|
|
|
|
if (!(--input_len))
|
|
|
|
break;
|
|
|
|
case 8:
|
|
|
|
dcerpc->dcerpcbindbindack.uuid[5] = *(p++);
|
|
|
|
if (!(--input_len))
|
|
|
|
break;
|
|
|
|
case 9:
|
|
|
|
dcerpc->dcerpcbindbindack.uuid[4] = *(p++);
|
|
|
|
if (!(--input_len))
|
|
|
|
break;
|
|
|
|
case 10:
|
|
|
|
dcerpc->dcerpcbindbindack.uuid[7] = *(p++);
|
|
|
|
if (!(--input_len))
|
|
|
|
break;
|
|
|
|
case 11:
|
|
|
|
dcerpc->dcerpcbindbindack.uuid[6] = *(p++);
|
|
|
|
if (!(--input_len))
|
|
|
|
break;
|
|
|
|
case 12:
|
|
|
|
dcerpc->dcerpcbindbindack.uuid[8] = *(p++);
|
|
|
|
if (!(--input_len))
|
|
|
|
break;
|
|
|
|
case 13:
|
|
|
|
dcerpc->dcerpcbindbindack.uuid[9] = *(p++);
|
|
|
|
if (!(--input_len))
|
|
|
|
break;
|
|
|
|
case 14:
|
|
|
|
dcerpc->dcerpcbindbindack.uuid[10] = *(p++);
|
|
|
|
if (!(--input_len))
|
|
|
|
break;
|
|
|
|
case 15:
|
|
|
|
dcerpc->dcerpcbindbindack.uuid[11] = *(p++);
|
|
|
|
if (!(--input_len))
|
|
|
|
break;
|
|
|
|
case 16:
|
|
|
|
dcerpc->dcerpcbindbindack.uuid[12] = *(p++);
|
|
|
|
if (!(--input_len))
|
|
|
|
break;
|
|
|
|
case 17:
|
|
|
|
dcerpc->dcerpcbindbindack.uuid[13] = *(p++);
|
|
|
|
if (!(--input_len))
|
|
|
|
break;
|
|
|
|
case 18:
|
|
|
|
dcerpc->dcerpcbindbindack.uuid[14] = *(p++);
|
|
|
|
if (!(--input_len))
|
|
|
|
break;
|
|
|
|
case 19:
|
|
|
|
dcerpc->dcerpcbindbindack.uuid[15] = *(p++);
|
|
|
|
if (!(--input_len))
|
|
|
|
break;
|
|
|
|
case 20:
|
|
|
|
dcerpc->dcerpcbindbindack.version = *(p++);
|
|
|
|
if (!(--input_len))
|
|
|
|
break;
|
|
|
|
case 21:
|
|
|
|
dcerpc->dcerpcbindbindack.version |= *(p++);
|
|
|
|
if (!(--input_len))
|
|
|
|
break;
|
|
|
|
case 22:
|
|
|
|
dcerpc->dcerpcbindbindack.versionminor = *(p++);
|
|
|
|
if (!(--input_len))
|
|
|
|
break;
|
|
|
|
case 23:
|
|
|
|
dcerpc->dcerpcbindbindack.versionminor |= *(p++);
|
|
|
|
if (!(--input_len))
|
|
|
|
break;
|
|
|
|
case 24:
|
|
|
|
p++;
|
|
|
|
if (!(--input_len))
|
|
|
|
break;
|
|
|
|
case 25:
|
|
|
|
p++;
|
|
|
|
if (!(--input_len))
|
|
|
|
break;
|
|
|
|
case 26:
|
|
|
|
p++;
|
|
|
|
if (!(--input_len))
|
|
|
|
break;
|
|
|
|
case 27:
|
|
|
|
p++;
|
|
|
|
if (!(--input_len))
|
|
|
|
break;
|
|
|
|
case 28:
|
|
|
|
p++;
|
|
|
|
if (!(--input_len))
|
|
|
|
break;
|
|
|
|
case 29:
|
|
|
|
p++;
|
|
|
|
if (!(--input_len))
|
|
|
|
break;
|
|
|
|
case 30:
|
|
|
|
p++;
|
|
|
|
if (!(--input_len))
|
|
|
|
break;
|
|
|
|
case 31:
|
|
|
|
p++;
|
|
|
|
if (!(--input_len))
|
|
|
|
break;
|
|
|
|
case 32:
|
|
|
|
p++;
|
|
|
|
if (!(--input_len))
|
|
|
|
break;
|
|
|
|
case 33:
|
|
|
|
p++;
|
|
|
|
if (!(--input_len))
|
|
|
|
break;
|
|
|
|
case 34:
|
|
|
|
p++;
|
|
|
|
if (!(--input_len))
|
|
|
|
break;
|
|
|
|
case 35:
|
|
|
|
p++;
|
|
|
|
if (!(--input_len))
|
|
|
|
break;
|
|
|
|
case 36:
|
|
|
|
p++;
|
|
|
|
if (!(--input_len))
|
|
|
|
break;
|
|
|
|
case 37:
|
|
|
|
p++;
|
|
|
|
if (!(--input_len))
|
|
|
|
break;
|
|
|
|
case 38:
|
|
|
|
p++;
|
|
|
|
if (!(--input_len))
|
|
|
|
break;
|
|
|
|
case 39:
|
|
|
|
p++;
|
|
|
|
if (!(--input_len))
|
|
|
|
break;
|
|
|
|
case 40:
|
|
|
|
p++;
|
|
|
|
if (!(--input_len))
|
|
|
|
break;
|
|
|
|
case 41:
|
|
|
|
p++;
|
|
|
|
if (!(--input_len))
|
|
|
|
break;
|
|
|
|
case 42:
|
|
|
|
p++;
|
|
|
|
if (!(--input_len))
|
|
|
|
break;
|
|
|
|
case 43:
|
|
|
|
p++;
|
|
|
|
--input_len;
|
|
|
|
if (dcerpc->dcerpcbindbindack.ctxid == dcerpc->dcerpcbindbindack.numctxitems - dcerpc->dcerpcbindbindack.numctxitemsleft) {
|
|
|
|
dcerpc->dcerpcbindbindack.uuid_entry = (struct uuid_entry *) SCCalloc(1,
|
|
|
|
sizeof(struct uuid_entry));
|
|
|
|
if (dcerpc->dcerpcbindbindack.uuid_entry == NULL) {
|
|
|
|
SCReturnUInt(0);
|
|
|
|
} else {
|
|
|
|
memcpy(dcerpc->dcerpcbindbindack.uuid_entry->uuid, dcerpc->dcerpcbindbindack.uuid,
|
|
|
|
sizeof(dcerpc->dcerpcbindbindack.uuid));
|
|
|
|
dcerpc->dcerpcbindbindack.uuid_entry->ctxid = dcerpc->dcerpcbindbindack.ctxid;
|
|
|
|
dcerpc->dcerpcbindbindack.uuid_entry->version = dcerpc->dcerpcbindbindack.version;
|
|
|
|
dcerpc->dcerpcbindbindack.uuid_entry->versionminor = dcerpc->dcerpcbindbindack.versionminor;
|
|
|
|
TAILQ_INSERT_HEAD(&dcerpc->dcerpcbindbindack.uuid_list, dcerpc->dcerpcbindbindack.uuid_entry,
|
|
|
|
next);
|
|
|
|
#ifdef UNITTESTS
|
|
|
|
if (RunmodeIsUnittests()) {
|
|
|
|
printUUID("BIND", dcerpc->dcerpcbindbindack.uuid_entry);
|
|
|
|
}
|
|
|
|
#endif
|
|
|
|
dcerpc->dcerpcbindbindack.numctxitemsleft--;
|
|
|
|
dcerpc->bytesprocessed += (44);
|
|
|
|
dcerpc->dcerpcbindbindack.ctxbytesprocessed += (44);
|
|
|
|
SCReturnUInt(44U);
|
|
|
|
}
|
|
|
|
} else {
|
|
|
|
SCLogDebug("ctxitem %u, expected %u\n", dcerpc->dcerpcbindbindack.ctxid,
|
|
|
|
dcerpc->dcerpcbindbindack.numctxitems - dcerpc->dcerpcbindbindack.numctxitemsleft);
|
|
|
|
SCReturnUInt(0);
|
|
|
|
}
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
dcerpc->dcerpcbindbindack.ctxbytesprocessed += (p - input);
|
|
|
|
dcerpc->bytesprocessed += (p - input);
|
|
|
|
SCReturnUInt((uint32_t)(p - input));
|
|
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
|
|
* \brief DCERPCParseBINDACKCTXItem is called for each CTXItem found in
|
|
|
|
* the BIND_ACK call. The result (Accepted or Rejected) is added to the
|
|
|
|
* correct UUID from the BIND call.
|
|
|
|
*/
|
|
|
|
static uint32_t DCERPCParseBINDACKCTXItem(DCERPC *dcerpc, uint8_t *input, uint32_t input_len) {
|
|
|
|
SCEnter();
|
|
|
|
uint8_t *p = input;
|
|
|
|
struct uuid_entry *uuid_entry;
|
|
|
|
|
|
|
|
if (input_len) {
|
|
|
|
switch (dcerpc->dcerpcbindbindack.ctxbytesprocessed) {
|
|
|
|
case 0:
|
|
|
|
if (input_len >= 24) {
|
|
|
|
dcerpc->dcerpcbindbindack.result = *p;
|
|
|
|
dcerpc->dcerpcbindbindack.result |= *(p + 1) << 8;
|
|
|
|
TAILQ_FOREACH(uuid_entry, &dcerpc->dcerpcbindbindack.uuid_list, next) {
|
|
|
|
if (uuid_entry->ctxid == dcerpc->dcerpcbindbindack.numctxitems
|
|
|
|
- dcerpc->dcerpcbindbindack.numctxitemsleft) {
|
|
|
|
uuid_entry->result = dcerpc->dcerpcbindbindack.result;
|
|
|
|
#ifdef UNITTESTS
|
|
|
|
if (RunmodeIsUnittests()) {
|
|
|
|
printUUID("BIND_ACK", uuid_entry);
|
|
|
|
}
|
|
|
|
#endif
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
dcerpc->dcerpcbindbindack.numctxitemsleft--;
|
|
|
|
dcerpc->bytesprocessed += (24);
|
|
|
|
dcerpc->dcerpcbindbindack.ctxbytesprocessed += (24);
|
|
|
|
SCReturnUInt(24U);
|
|
|
|
} else {
|
|
|
|
dcerpc->dcerpcbindbindack.result = *(p++);
|
|
|
|
if (!(--input_len))
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
case 1:
|
|
|
|
dcerpc->dcerpcbindbindack.result |= *(p++) << 8;
|
|
|
|
if (!(--input_len))
|
|
|
|
break;
|
|
|
|
case 2:
|
|
|
|
/* num transact items */
|
|
|
|
p++;
|
|
|
|
if (!(--input_len))
|
|
|
|
break;
|
|
|
|
case 3:
|
|
|
|
/* reserved */
|
|
|
|
p++;
|
|
|
|
if (!(--input_len))
|
|
|
|
break;
|
|
|
|
case 4:
|
|
|
|
p++;
|
|
|
|
if (!(--input_len))
|
|
|
|
break;
|
|
|
|
case 5:
|
|
|
|
p++;
|
|
|
|
if (!(--input_len))
|
|
|
|
break;
|
|
|
|
case 6:
|
|
|
|
p++;
|
|
|
|
if (!(--input_len))
|
|
|
|
break;
|
|
|
|
case 7:
|
|
|
|
p++;
|
|
|
|
if (!(--input_len))
|
|
|
|
break;
|
|
|
|
case 8:
|
|
|
|
p++;
|
|
|
|
if (!(--input_len))
|
|
|
|
break;
|
|
|
|
case 9:
|
|
|
|
p++;
|
|
|
|
if (!(--input_len))
|
|
|
|
break;
|
|
|
|
case 10:
|
|
|
|
p++;
|
|
|
|
if (!(--input_len))
|
|
|
|
break;
|
|
|
|
case 11:
|
|
|
|
p++;
|
|
|
|
if (!(--input_len))
|
|
|
|
break;
|
|
|
|
case 12:
|
|
|
|
p++;
|
|
|
|
if (!(--input_len))
|
|
|
|
break;
|
|
|
|
case 13:
|
|
|
|
p++;
|
|
|
|
if (!(--input_len))
|
|
|
|
break;
|
|
|
|
case 14:
|
|
|
|
p++;
|
|
|
|
if (!(--input_len))
|
|
|
|
break;
|
|
|
|
case 15:
|
|
|
|
p++;
|
|
|
|
if (!(--input_len))
|
|
|
|
break;
|
|
|
|
case 16:
|
|
|
|
p++;
|
|
|
|
if (!(--input_len))
|
|
|
|
break;
|
|
|
|
case 17:
|
|
|
|
p++;
|
|
|
|
if (!(--input_len))
|
|
|
|
break;
|
|
|
|
case 18:
|
|
|
|
p++;
|
|
|
|
if (!(--input_len))
|
|
|
|
break;
|
|
|
|
case 19:
|
|
|
|
p++;
|
|
|
|
if (!(--input_len))
|
|
|
|
break;
|
|
|
|
case 20:
|
|
|
|
p++;
|
|
|
|
if (!(--input_len))
|
|
|
|
break;
|
|
|
|
case 21:
|
|
|
|
p++;
|
|
|
|
if (!(--input_len))
|
|
|
|
break;
|
|
|
|
case 22:
|
|
|
|
p++;
|
|
|
|
if (!(--input_len))
|
|
|
|
break;
|
|
|
|
case 23:
|
|
|
|
TAILQ_FOREACH(uuid_entry, &dcerpc->dcerpcbindbindack.uuid_list, next) {
|
|
|
|
if (uuid_entry->ctxid == dcerpc->dcerpcbindbindack.numctxitems
|
|
|
|
- dcerpc->dcerpcbindbindack.numctxitemsleft) {
|
|
|
|
uuid_entry->result = dcerpc->dcerpcbindbindack.result;
|
|
|
|
#ifdef UNITTESTS
|
|
|
|
if (RunmodeIsUnittests()) {
|
|
|
|
printUUID("BIND_ACK", uuid_entry);
|
|
|
|
}
|
|
|
|
#endif
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
dcerpc->dcerpcbindbindack.numctxitemsleft--;
|
|
|
|
p++;
|
|
|
|
--input_len;
|
|
|
|
break;
|
|
|
|
|
|
|
|
}
|
|
|
|
}
|
|
|
|
dcerpc->dcerpcbindbindack.ctxbytesprocessed += (p - input);
|
|
|
|
dcerpc->bytesprocessed += (p - input);
|
|
|
|
SCReturnUInt((uint32_t)(p - input));
|
|
|
|
}
|
|
|
|
|
|
|
|
static uint32_t DCERPCParseBIND(DCERPC *dcerpc, uint8_t *input, uint32_t input_len) {
|
|
|
|
SCEnter();
|
|
|
|
uint8_t *p = input;
|
|
|
|
if (input_len) {
|
|
|
|
switch (dcerpc->bytesprocessed) {
|
|
|
|
case 16:
|
|
|
|
dcerpc->dcerpcbindbindack.numctxitems = 0;
|
|
|
|
if (input_len >= 12) {
|
|
|
|
TAILQ_INIT(&dcerpc->dcerpcbindbindack.uuid_list);
|
|
|
|
dcerpc->dcerpcbindbindack.numctxitems = *(p + 8);
|
|
|
|
dcerpc->dcerpcbindbindack.numctxitemsleft = dcerpc->dcerpcbindbindack.numctxitems;
|
|
|
|
dcerpc->bytesprocessed += 12;
|
|
|
|
SCReturnUInt(12U);
|
|
|
|
} else {
|
|
|
|
/* max_xmit_frag */
|
|
|
|
p++;
|
|
|
|
if (!(--input_len))
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
case 17:
|
|
|
|
/* max_xmit_frag */
|
|
|
|
p++;
|
|
|
|
if (!(--input_len))
|
|
|
|
break;
|
|
|
|
case 18:
|
|
|
|
/* max_recv_frag */
|
|
|
|
p++;
|
|
|
|
if (!(--input_len))
|
|
|
|
break;
|
|
|
|
case 19:
|
|
|
|
/* max_recv_frag */
|
|
|
|
p++;
|
|
|
|
if (!(--input_len))
|
|
|
|
break;
|
|
|
|
case 20:
|
|
|
|
/* assoc_group_id */
|
|
|
|
p++;
|
|
|
|
if (!(--input_len))
|
|
|
|
break;
|
|
|
|
case 21:
|
|
|
|
/* assoc_group_id */
|
|
|
|
p++;
|
|
|
|
if (!(--input_len))
|
|
|
|
break;
|
|
|
|
case 22:
|
|
|
|
/* assoc_group_id */
|
|
|
|
p++;
|
|
|
|
if (!(--input_len))
|
|
|
|
break;
|
|
|
|
case 23:
|
|
|
|
/* assoc_group_id */
|
|
|
|
p++;
|
|
|
|
if (!(--input_len))
|
|
|
|
break;
|
|
|
|
case 24:
|
|
|
|
dcerpc->dcerpcbindbindack.numctxitems = *(p++);
|
|
|
|
dcerpc->dcerpcbindbindack.numctxitemsleft = dcerpc->dcerpcbindbindack.numctxitems;
|
|
|
|
TAILQ_INIT(&dcerpc->dcerpcbindbindack.uuid_list);
|
|
|
|
if (!(--input_len))
|
|
|
|
break;
|
|
|
|
case 25:
|
|
|
|
/* pad byte 1 */
|
|
|
|
p++;
|
|
|
|
if (!(--input_len))
|
|
|
|
break;
|
|
|
|
case 26:
|
|
|
|
/* pad byte 2 */
|
|
|
|
p++;
|
|
|
|
if (!(--input_len))
|
|
|
|
break;
|
|
|
|
case 27:
|
|
|
|
/* pad byte 3 */
|
|
|
|
p++;
|
|
|
|
--input_len;
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
dcerpc->bytesprocessed += (p - input);
|
|
|
|
SCReturnUInt((uint32_t)(p - input));
|
|
|
|
}
|
|
|
|
|
|
|
|
static uint32_t DCERPCParseBINDACK(DCERPC *dcerpc, uint8_t *input, uint32_t input_len) {
|
|
|
|
SCEnter();
|
|
|
|
uint8_t *p = input;
|
|
|
|
|
|
|
|
switch (dcerpc->bytesprocessed) {
|
|
|
|
case 16:
|
|
|
|
dcerpc->dcerpcbindbindack.numctxitems = 0;
|
|
|
|
if (input_len >= 10) {
|
|
|
|
if (dcerpc->dcerpchdr.packed_drep[0] == 0x10) {
|
|
|
|
dcerpc->dcerpcbindbindack.secondaryaddrlen = *(p + 8);
|
|
|
|
dcerpc->dcerpcbindbindack.secondaryaddrlen |= *(p + 9) << 8;
|
|
|
|
} else {
|
|
|
|
dcerpc->dcerpcbindbindack.secondaryaddrlen = *(p + 8) << 8;
|
|
|
|
dcerpc->dcerpcbindbindack.secondaryaddrlen |= *(p + 9);
|
|
|
|
}
|
|
|
|
dcerpc->dcerpcbindbindack.secondaryaddrlenleft = dcerpc->dcerpcbindbindack.secondaryaddrlen;
|
|
|
|
dcerpc->bytesprocessed += 10;
|
|
|
|
SCReturnUInt(10U);
|
|
|
|
} else {
|
|
|
|
/* max_xmit_frag */
|
|
|
|
p++;
|
|
|
|
if (!(--input_len))
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
case 17:
|
|
|
|
/* max_xmit_frag */
|
|
|
|
p++;
|
|
|
|
if (!(--input_len))
|
|
|
|
break;
|
|
|
|
case 18:
|
|
|
|
/* max_recv_frag */
|
|
|
|
p++;
|
|
|
|
if (!(--input_len))
|
|
|
|
break;
|
|
|
|
case 19:
|
|
|
|
/* max_recv_frag */
|
|
|
|
p++;
|
|
|
|
if (!(--input_len))
|
|
|
|
break;
|
|
|
|
case 20:
|
|
|
|
/* assoc_group_id */
|
|
|
|
p++;
|
|
|
|
if (!(--input_len))
|
|
|
|
break;
|
|
|
|
case 21:
|
|
|
|
/* assoc_group_id */
|
|
|
|
p++;
|
|
|
|
if (!(--input_len))
|
|
|
|
break;
|
|
|
|
case 22:
|
|
|
|
/* assoc_group_id */
|
|
|
|
p++;
|
|
|
|
if (!(--input_len))
|
|
|
|
break;
|
|
|
|
case 23:
|
|
|
|
/* assoc_group_id */
|
|
|
|
p++;
|
|
|
|
if (!(--input_len))
|
|
|
|
break;
|
|
|
|
case 24:
|
|
|
|
dcerpc->dcerpcbindbindack.secondaryaddrlen = *(p++);
|
|
|
|
if (!(--input_len))
|
|
|
|
break;
|
|
|
|
case 25:
|
|
|
|
dcerpc->dcerpcbindbindack.secondaryaddrlen |= *(p++) << 8;
|
|
|
|
if (dcerpc->dcerpchdr.packed_drep[0] == 0x01) {
|
|
|
|
SCByteSwap16(dcerpc->dcerpcbindbindack.secondaryaddrlen);
|
|
|
|
}
|
|
|
|
dcerpc->dcerpcbindbindack.secondaryaddrlenleft = dcerpc->dcerpcbindbindack.secondaryaddrlen;
|
|
|
|
SCLogDebug("secondaryaddrlen %u 0x%04x\n", dcerpc->dcerpcbindbindack.secondaryaddrlen,
|
|
|
|
dcerpc->dcerpcbindbindack.secondaryaddrlen);
|
|
|
|
--input_len;
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
dcerpc->bytesprocessed += (p - input);
|
|
|
|
SCReturnUInt((uint32_t)(p - input));
|
|
|
|
}
|
|
|
|
|
|
|
|
static uint32_t DCERPCParseREQUEST(DCERPC *dcerpc, uint8_t *input, uint32_t input_len) {
|
|
|
|
SCEnter();
|
|
|
|
uint8_t *p = input;
|
|
|
|
|
|
|
|
switch (dcerpc->bytesprocessed) {
|
|
|
|
case 16:
|
|
|
|
dcerpc->dcerpcbindbindack.numctxitems = 0;
|
|
|
|
if (input_len >= 8) {
|
|
|
|
if (dcerpc->dcerpchdr.type == REQUEST) {
|
|
|
|
if (dcerpc->dcerpchdr.packed_drep[0] == 0x10) {
|
|
|
|
dcerpc->dcerpcrequest.opnum = *(p + 6);
|
|
|
|
dcerpc->dcerpcrequest.opnum |= *(p + 7) << 8;
|
|
|
|
} else {
|
|
|
|
dcerpc->dcerpcrequest.opnum = *(p + 6) << 8;
|
|
|
|
dcerpc->dcerpcrequest.opnum |= *(p + 7);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
dcerpc->bytesprocessed += 8;
|
|
|
|
SCReturnUInt(8U);
|
|
|
|
} else {
|
|
|
|
/* alloc hint 1 */
|
|
|
|
p++;
|
|
|
|
if (!(--input_len))
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
case 17:
|
|
|
|
/* alloc hint 2 */
|
|
|
|
p++;
|
|
|
|
if (!(--input_len))
|
|
|
|
break;
|
|
|
|
case 18:
|
|
|
|
/* alloc hint 3 */
|
|
|
|
p++;
|
|
|
|
if (!(--input_len))
|
|
|
|
break;
|
|
|
|
case 19:
|
|
|
|
/* alloc hint 4 */
|
|
|
|
p++;
|
|
|
|
if (!(--input_len))
|
|
|
|
break;
|
|
|
|
case 20:
|
|
|
|
/* context id 1 */
|
|
|
|
p++;
|
|
|
|
if (!(--input_len))
|
|
|
|
break;
|
|
|
|
case 21:
|
|
|
|
/* context id 2 */
|
|
|
|
p++;
|
|
|
|
if (!(--input_len))
|
|
|
|
break;
|
|
|
|
case 22:
|
|
|
|
if (dcerpc->dcerpchdr.type == REQUEST) {
|
|
|
|
dcerpc->dcerpcrequest.opnum = *(p++);
|
|
|
|
} else {
|
|
|
|
p++;
|
|
|
|
}
|
|
|
|
if (!(--input_len))
|
|
|
|
break;
|
|
|
|
case 23:
|
|
|
|
if (dcerpc->dcerpchdr.type == REQUEST) {
|
|
|
|
dcerpc->dcerpcrequest.opnum |= *(p++) << 8;
|
|
|
|
if (dcerpc->dcerpchdr.packed_drep[0] == 0x01) {
|
|
|
|
SCByteSwap16(dcerpc->dcerpcrequest.opnum);
|
|
|
|
}
|
|
|
|
} else {
|
|
|
|
p++;
|
|
|
|
}
|
|
|
|
--input_len;
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
dcerpc->bytesprocessed += (p - input);
|
|
|
|
SCReturnUInt((uint32_t)(p - input));
|
|
|
|
}
|
|
|
|
|
|
|
|
static uint32_t StubDataParser(DCERPC *dcerpc, uint8_t *input, uint32_t input_len) {
|
|
|
|
SCEnter();
|
|
|
|
uint8_t *p = input;
|
|
|
|
dcerpc->dcerpcrequest.stub_data = input;
|
|
|
|
while (dcerpc->padleft-- && input_len--) {
|
|
|
|
SCLogDebug("0x%02x ", *p);
|
|
|
|
p++;
|
|
|
|
}
|
|
|
|
dcerpc->bytesprocessed += (p - input);
|
|
|
|
SCReturnUInt((uint32_t)(p - input));
|
|
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
|
|
* \brief DCERPCParseHeader parses the 16 byte DCERPC header
|
|
|
|
* A fast path for normal decoding is used when there is enough bytes
|
|
|
|
* present to parse the entire header. A slow path is used to parse
|
|
|
|
* fragmented packets.
|
|
|
|
* \retval -1 if DCEPRC Header does not validate
|
|
|
|
* \retval Number of bytes processed
|
|
|
|
*/
|
|
|
|
static int DCERPCParseHeader(DCERPC *dcerpc, uint8_t *input, uint32_t input_len) {
|
|
|
|
SCEnter();
|
|
|
|
uint8_t *p = input;
|
|
|
|
if (input_len) {
|
|
|
|
switch (dcerpc->bytesprocessed) {
|
|
|
|
case 0:
|
|
|
|
if (input_len >= DCERPC_HDR_LEN) {
|
|
|
|
dcerpc->dcerpchdr.rpc_vers = *p;
|
|
|
|
dcerpc->dcerpchdr.rpc_vers_minor = *(p + 1);
|
|
|
|
if ((dcerpc->dcerpchdr.rpc_vers != 5) ||
|
|
|
|
((dcerpc->dcerpchdr.rpc_vers_minor != 0) &&
|
|
|
|
(dcerpc->dcerpchdr.rpc_vers_minor != 1))) {
|
|
|
|
SCLogDebug("DCERPC Header did not validate");
|
|
|
|
SCReturnInt(-1);
|
|
|
|
}
|
|
|
|
dcerpc->dcerpchdr.type = *(p + 2);
|
|
|
|
dcerpc->dcerpchdr.pfc_flags = *(p + 3);
|
|
|
|
dcerpc->dcerpchdr.packed_drep[0] = *(p + 4);
|
|
|
|
dcerpc->dcerpchdr.packed_drep[1] = *(p + 5);
|
|
|
|
dcerpc->dcerpchdr.packed_drep[2] = *(p + 6);
|
|
|
|
dcerpc->dcerpchdr.packed_drep[3] = *(p + 7);
|
|
|
|
if (dcerpc->dcerpchdr.packed_drep[0] == 0x10) {
|
|
|
|
dcerpc->dcerpchdr.frag_length = *(p + 8);
|
|
|
|
dcerpc->dcerpchdr.frag_length |= *(p + 9) << 8;
|
|
|
|
dcerpc->dcerpchdr.auth_length = *(p + 10);
|
|
|
|
dcerpc->dcerpchdr.auth_length |= *(p + 11) << 8;
|
|
|
|
dcerpc->dcerpchdr.call_id = *(p + 12) << 24;
|
|
|
|
dcerpc->dcerpchdr.call_id |= *(p + 13) << 16;
|
|
|
|
dcerpc->dcerpchdr.call_id |= *(p + 14) << 8;
|
|
|
|
dcerpc->dcerpchdr.call_id |= *(p + 15);
|
|
|
|
} else {
|
|
|
|
dcerpc->dcerpchdr.frag_length = *(p + 8) << 8;
|
|
|
|
dcerpc->dcerpchdr.frag_length |= *(p + 9);
|
|
|
|
dcerpc->dcerpchdr.auth_length = *(p + 10) << 8;
|
|
|
|
dcerpc->dcerpchdr.auth_length |= *(p + 11);
|
|
|
|
dcerpc->dcerpchdr.call_id = *(p + 12);
|
|
|
|
dcerpc->dcerpchdr.call_id |= *(p + 13) << 8;
|
|
|
|
dcerpc->dcerpchdr.call_id |= *(p + 14) << 16;
|
|
|
|
dcerpc->dcerpchdr.call_id |= *(p + 15) << 24;
|
|
|
|
}
|
|
|
|
dcerpc->bytesprocessed = DCERPC_HDR_LEN;
|
|
|
|
SCReturnInt(16);
|
|
|
|
break;
|
|
|
|
} else {
|
|
|
|
dcerpc->dcerpchdr.rpc_vers = *(p++);
|
|
|
|
if (!(--input_len))
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
case 1:
|
|
|
|
dcerpc->dcerpchdr.rpc_vers_minor = *(p++);
|
|
|
|
if ((dcerpc->dcerpchdr.rpc_vers != 5) ||
|
|
|
|
((dcerpc->dcerpchdr.rpc_vers_minor != 0) &&
|
|
|
|
(dcerpc->dcerpchdr.rpc_vers_minor != 1))) {
|
|
|
|
SCLogDebug("DCERPC Header did not validate");
|
|
|
|
SCReturnInt(-1);
|
|
|
|
}
|
|
|
|
if (!(--input_len))
|
|
|
|
break;
|
|
|
|
case 2:
|
|
|
|
dcerpc->dcerpchdr.type = *(p++);
|
|
|
|
if (!(--input_len))
|
|
|
|
break;
|
|
|
|
case 3:
|
|
|
|
dcerpc->dcerpchdr.pfc_flags = *(p++);
|
|
|
|
if (!(--input_len))
|
|
|
|
break;
|
|
|
|
case 4:
|
|
|
|
dcerpc->dcerpchdr.packed_drep[0] = *(p++);
|
|
|
|
if (!(--input_len))
|
|
|
|
break;
|
|
|
|
case 5:
|
|
|
|
dcerpc->dcerpchdr.packed_drep[1] = *(p++);
|
|
|
|
if (!(--input_len))
|
|
|
|
break;
|
|
|
|
case 6:
|
|
|
|
dcerpc->dcerpchdr.packed_drep[2] = *(p++);
|
|
|
|
if (!(--input_len))
|
|
|
|
break;
|
|
|
|
case 7:
|
|
|
|
dcerpc->dcerpchdr.packed_drep[3] = *(p++);
|
|
|
|
if (!(--input_len))
|
|
|
|
break;
|
|
|
|
case 8:
|
|
|
|
dcerpc->dcerpchdr.frag_length = *(p++) << 8;
|
|
|
|
if (!(--input_len))
|
|
|
|
break;
|
|
|
|
case 9:
|
|
|
|
dcerpc->dcerpchdr.frag_length |= *(p++);
|
|
|
|
if (!(--input_len))
|
|
|
|
break;
|
|
|
|
case 10:
|
|
|
|
dcerpc->dcerpchdr.auth_length = *(p++) << 8;
|
|
|
|
if (!(--input_len))
|
|
|
|
break;
|
|
|
|
case 11:
|
|
|
|
dcerpc->dcerpchdr.auth_length |= *(p++);
|
|
|
|
if (!(--input_len))
|
|
|
|
break;
|
|
|
|
case 12:
|
|
|
|
dcerpc->dcerpchdr.call_id = *(p++) << 24;
|
|
|
|
if (!(--input_len))
|
|
|
|
break;
|
|
|
|
case 13:
|
|
|
|
dcerpc->dcerpchdr.call_id |= *(p++) << 16;
|
|
|
|
if (!(--input_len))
|
|
|
|
break;
|
|
|
|
case 14:
|
|
|
|
dcerpc->dcerpchdr.call_id |= *(p++) << 8;
|
|
|
|
if (!(--input_len))
|
|
|
|
break;
|
|
|
|
case 15:
|
|
|
|
dcerpc->dcerpchdr.call_id |= *(p++);
|
|
|
|
if (dcerpc->dcerpchdr.packed_drep[0] == 0x01) {
|
|
|
|
SCByteSwap16(dcerpc->dcerpchdr.frag_length);
|
|
|
|
SCByteSwap16(dcerpc->dcerpchdr.auth_length);
|
|
|
|
SCByteSwap32(dcerpc->dcerpchdr.call_id);
|
|
|
|
}
|
|
|
|
--input_len;
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
dcerpc->bytesprocessed += (p - input);
|
|
|
|
SCReturnInt((p - input));
|
|
|
|
}
|
|
|
|
|
|
|
|
int32_t DCERPCParser(DCERPC *dcerpc, uint8_t *input, uint32_t input_len) {
|
|
|
|
SCEnter();
|
|
|
|
uint32_t retval = 0;
|
|
|
|
uint32_t parsed = 0;
|
|
|
|
int hdrretval = 0;
|
|
|
|
|
|
|
|
while (dcerpc->bytesprocessed < DCERPC_HDR_LEN && input_len) {
|
|
|
|
hdrretval = DCERPCParseHeader(dcerpc, input, input_len);
|
|
|
|
if (hdrretval == -1) {
|
|
|
|
dcerpc->bytesprocessed = 0;
|
|
|
|
SCReturnInt(hdrretval);
|
|
|
|
} else {
|
|
|
|
parsed += hdrretval;
|
|
|
|
input_len -= hdrretval;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
SCLogDebug("Done with DCERPCParseHeader bytesprocessed %u/%u left %u\n",
|
|
|
|
dcerpc->bytesprocessed, dcerpc->dcerpchdr.frag_length, input_len);
|
|
|
|
#if 0
|
|
|
|
printf("Done with DCERPCParseHeader bytesprocessed %u/%u left %u\n",
|
|
|
|
dcerpc->bytesprocessed, dcerpc->dcerpchdr.frag_length, input_len);
|
|
|
|
printf("\nDCERPC Version:\t%u\n", dcerpc->dcerpchdr.rpc_vers);
|
|
|
|
printf("DCERPC Version Minor:\t%u\n", dcerpc->dcerpchdr.rpc_vers_minor);
|
|
|
|
printf("DCERPC Type:\t%u\n", dcerpc->dcerpchdr.type);
|
|
|
|
printf("DCERPC Flags:\t0x%02x\n", dcerpc->dcerpchdr.pfc_flags);
|
|
|
|
printf("DCERPC Packed Drep:\t%02x %02x %02x %02x\n",
|
|
|
|
dcerpc->dcerpchdr.packed_drep[0], dcerpc->dcerpchdr.packed_drep[1],
|
|
|
|
dcerpc->dcerpchdr.packed_drep[2], dcerpc->dcerpchdr.packed_drep[3]);
|
|
|
|
printf("DCERPC Frag Length:\t0x%04x %u\n",
|
|
|
|
dcerpc->dcerpchdr.frag_length, dcerpc->dcerpchdr.frag_length);
|
|
|
|
printf("DCERPC Auth Length:\t0x%04x\n", dcerpc->dcerpchdr.auth_length);
|
|
|
|
printf("DCERPC Call Id:\t0x%08x\n", dcerpc->dcerpchdr.call_id);
|
|
|
|
#endif
|
|
|
|
|
|
|
|
switch (dcerpc->dcerpchdr.type) {
|
|
|
|
case BIND:
|
|
|
|
case ALTER_CONTEXT:
|
|
|
|
while (dcerpc->bytesprocessed < DCERPC_HDR_LEN + 12
|
|
|
|
&& dcerpc->bytesprocessed < dcerpc->dcerpchdr.frag_length
|
|
|
|
&& input_len) {
|
|
|
|
retval = DCERPCParseBIND(dcerpc, input + parsed, input_len);
|
|
|
|
if (retval) {
|
|
|
|
parsed += retval;
|
|
|
|
input_len -= retval;
|
|
|
|
} else if (input_len) {
|
|
|
|
SCLogDebug("Error Parsing DCERPC BIND");
|
|
|
|
parsed -= input_len;
|
|
|
|
input_len = 0;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
SCLogDebug(
|
|
|
|
"Done with DCERPCParseBIND bytesprocessed %u/%u numctxitems %u\n",
|
|
|
|
dcerpc->bytesprocessed, dcerpc->dcerpchdr.frag_length,
|
|
|
|
dcerpc->dcerpcbindbindack.numctxitems);
|
|
|
|
while (dcerpc->dcerpcbindbindack.numctxitemsleft && dcerpc->bytesprocessed
|
|
|
|
< dcerpc->dcerpchdr.frag_length && input_len) {
|
|
|
|
retval = DCERPCParseBINDCTXItem(dcerpc, input + parsed, input_len);
|
|
|
|
if (retval) {
|
|
|
|
if (dcerpc->dcerpcbindbindack.ctxbytesprocessed == 44) {
|
|
|
|
dcerpc->dcerpcbindbindack.ctxbytesprocessed = 0;
|
|
|
|
}
|
|
|
|
parsed += retval;
|
|
|
|
input_len -= retval;
|
|
|
|
SCLogDebug("BIND processed %u/%u ctxitems %u/%u\n",
|
|
|
|
dcerpc->bytesprocessed,
|
|
|
|
dcerpc->dcerpchdr.frag_length, dcerpc->dcerpcbindbindack.numctxitemsleft,
|
|
|
|
dcerpc->dcerpcbindbindack.numctxitems);
|
|
|
|
} else if (input_len) {
|
|
|
|
SCLogDebug("Error Parsing CTX Item");
|
|
|
|
parsed -= input_len;
|
|
|
|
input_len = 0;
|
|
|
|
dcerpc->dcerpcbindbindack.numctxitemsleft = 0;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
if (dcerpc->bytesprocessed == dcerpc->dcerpchdr.frag_length) {
|
|
|
|
dcerpc->bytesprocessed = 0;
|
|
|
|
dcerpc->dcerpcbindbindack.ctxbytesprocessed = 0;
|
|
|
|
}
|
|
|
|
break;
|
|
|
|
case BIND_ACK:
|
|
|
|
case ALTER_CONTEXT_RESP:
|
|
|
|
while (dcerpc->bytesprocessed < DCERPC_HDR_LEN + 9
|
|
|
|
&& dcerpc->bytesprocessed < dcerpc->dcerpchdr.frag_length
|
|
|
|
&& input_len) {
|
|
|
|
retval = DCERPCParseBINDACK(dcerpc, input + parsed, input_len);
|
|
|
|
if (retval) {
|
|
|
|
parsed += retval;
|
|
|
|
input_len -= retval;
|
|
|
|
SCLogDebug("DCERPCParseBINDACK processed %u/%u left %u\n",
|
|
|
|
dcerpc->bytesprocessed, dcerpc->dcerpchdr.frag_length, input_len);
|
|
|
|
} else if (input_len) {
|
|
|
|
SCLogDebug("Error parsing BIND_ACK");
|
|
|
|
parsed -= input_len;
|
|
|
|
input_len = 0;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
while (dcerpc->bytesprocessed < DCERPC_HDR_LEN + 10
|
|
|
|
+ dcerpc->dcerpcbindbindack.secondaryaddrlen
|
|
|
|
&& dcerpc->bytesprocessed < dcerpc->dcerpchdr.frag_length && input_len) {
|
|
|
|
retval = DCERPCParseSecondaryAddr(dcerpc, input + parsed, input_len);
|
|
|
|
if (retval) {
|
|
|
|
parsed += retval;
|
|
|
|
input_len -= retval;
|
|
|
|
SCLogDebug(
|
|
|
|
"DCERPCParseSecondaryAddr %u/%u left %u secondaryaddr len(%u)\n",
|
|
|
|
dcerpc->bytesprocessed, dcerpc->dcerpchdr.frag_length, input_len,
|
|
|
|
dcerpc->dcerpcbindbindack.secondaryaddrlen);
|
|
|
|
} else if (input_len) {
|
|
|
|
SCLogDebug("Error parsing Secondary Address");
|
|
|
|
parsed -= input_len;
|
|
|
|
input_len = 0;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
if (dcerpc->bytesprocessed == DCERPC_HDR_LEN + 10
|
|
|
|
+ dcerpc->dcerpcbindbindack.secondaryaddrlen) {
|
|
|
|
if (dcerpc->bytesprocessed % 4) {
|
|
|
|
dcerpc->pad = (4 - dcerpc->bytesprocessed % 4);
|
|
|
|
dcerpc->padleft = dcerpc->pad;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
while (dcerpc->bytesprocessed < DCERPC_HDR_LEN + 10
|
|
|
|
+ dcerpc->dcerpcbindbindack.secondaryaddrlen + dcerpc->pad
|
|
|
|
&& dcerpc->bytesprocessed < dcerpc->dcerpchdr.frag_length && input_len) {
|
|
|
|
retval = PaddingParser(dcerpc, input + parsed, input_len);
|
|
|
|
if (retval) {
|
|
|
|
parsed += retval;
|
|
|
|
input_len -= retval;
|
|
|
|
SCLogDebug("PaddingParser %u/%u left %u pad(%u)\n",
|
|
|
|
dcerpc->bytesprocessed, dcerpc->dcerpchdr.frag_length, input_len,
|
|
|
|
dcerpc->pad);
|
|
|
|
} else if (input_len) {
|
|
|
|
SCLogDebug("Error parsing DCERPC Padding");
|
|
|
|
parsed -= input_len;
|
|
|
|
input_len = 0;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
while (dcerpc->bytesprocessed >= DCERPC_HDR_LEN + 10 + dcerpc->pad
|
|
|
|
+ dcerpc->dcerpcbindbindack.secondaryaddrlen && dcerpc->bytesprocessed
|
|
|
|
< DCERPC_HDR_LEN + 14 + dcerpc->pad + dcerpc->dcerpcbindbindack.secondaryaddrlen
|
|
|
|
&& dcerpc->bytesprocessed < dcerpc->dcerpchdr.frag_length && input_len) {
|
|
|
|
retval = DCERPCGetCTXItems(dcerpc, input + parsed, input_len);
|
|
|
|
if (retval) {
|
|
|
|
parsed += retval;
|
|
|
|
input_len -= retval;
|
|
|
|
SCLogDebug("DCERPCGetCTXItems %u/%u (%u)\n", dcerpc->bytesprocessed,
|
|
|
|
dcerpc->dcerpchdr.frag_length, dcerpc->dcerpcbindbindack.numctxitems);
|
|
|
|
} else if (input_len) {
|
|
|
|
SCLogDebug("Error parsing CTX Items");
|
|
|
|
parsed -= input_len;
|
|
|
|
input_len = 0;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
if (dcerpc->bytesprocessed == DCERPC_HDR_LEN + 14 + dcerpc->pad
|
|
|
|
+ dcerpc->dcerpcbindbindack.secondaryaddrlen) {
|
|
|
|
dcerpc->dcerpcbindbindack.ctxbytesprocessed = 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
while (dcerpc->dcerpcbindbindack.numctxitemsleft && dcerpc->bytesprocessed
|
|
|
|
< dcerpc->dcerpchdr.frag_length && input_len) {
|
|
|
|
retval = DCERPCParseBINDACKCTXItem(dcerpc, input + parsed, input_len);
|
|
|
|
if (retval) {
|
|
|
|
if (dcerpc->dcerpcbindbindack.ctxbytesprocessed == 24) {
|
|
|
|
dcerpc->dcerpcbindbindack.ctxbytesprocessed = 0;
|
|
|
|
}
|
|
|
|
parsed += retval;
|
|
|
|
input_len -= retval;
|
|
|
|
} else if (input_len) {
|
|
|
|
SCLogDebug("Error parsing CTX Items");
|
|
|
|
parsed -= input_len;
|
|
|
|
input_len = 0;
|
|
|
|
dcerpc->dcerpcbindbindack.numctxitemsleft = 0;
|
|
|
|
|
|
|
|
}
|
|
|
|
}
|
|
|
|
SCLogDebug("BINDACK processed %u/%u\n", dcerpc->bytesprocessed,
|
|
|
|
dcerpc->dcerpchdr.frag_length);
|
|
|
|
if (dcerpc->bytesprocessed == dcerpc->dcerpchdr.frag_length) {
|
|
|
|
dcerpc->bytesprocessed = 0;
|
|
|
|
dcerpc->dcerpcbindbindack.ctxbytesprocessed = 0;
|
|
|
|
}
|
|
|
|
break;
|
|
|
|
case REQUEST:
|
|
|
|
case RESPONSE:
|
|
|
|
while (dcerpc->bytesprocessed < DCERPC_HDR_LEN + 8
|
|
|
|
&& dcerpc->bytesprocessed < dcerpc->dcerpchdr.frag_length
|
|
|
|
&& input_len) {
|
|
|
|
retval = DCERPCParseREQUEST(dcerpc, input + parsed, input_len);
|
|
|
|
if (retval) {
|
|
|
|
parsed += retval;
|
|
|
|
input_len -= retval;
|
|
|
|
dcerpc->padleft = dcerpc->dcerpchdr.frag_length - dcerpc->bytesprocessed;
|
|
|
|
} else if (input_len) {
|
|
|
|
SCLogDebug("Error parsing DCERPC Request");
|
|
|
|
parsed -= input_len;
|
|
|
|
dcerpc->padleft = 0;
|
|
|
|
input_len = 0;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
while (dcerpc->bytesprocessed >= DCERPC_HDR_LEN + 8
|
|
|
|
&& dcerpc->bytesprocessed < dcerpc->dcerpchdr.frag_length
|
|
|
|
&& dcerpc->padleft && input_len) {
|
|
|
|
retval = StubDataParser(dcerpc, input + parsed, input_len);
|
|
|
|
if (retval) {
|
|
|
|
parsed += retval;
|
|
|
|
input_len -= retval;
|
|
|
|
} else if (input_len) {
|
|
|
|
SCLogDebug("Error parsing DCERPC Stub Data");
|
|
|
|
parsed -= input_len;
|
|
|
|
input_len = 0;
|
|
|
|
dcerpc->bytesprocessed = 0;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
SCLogDebug("REQUEST processed %u frag length %u opnum %u input_len %u\n", dcerpc->bytesprocessed,
|
|
|
|
dcerpc->dcerpchdr.frag_length, dcerpc->dcerpcrequest.opnum, input_len);
|
|
|
|
|
|
|
|
if (dcerpc->bytesprocessed == dcerpc->dcerpchdr.frag_length) {
|
|
|
|
dcerpc->bytesprocessed = 0;
|
|
|
|
}
|
|
|
|
break;
|
|
|
|
default:
|
|
|
|
SCLogDebug("DCERPC Type 0x%02x not implemented yet\n", dcerpc->dcerpchdr.type);
|
|
|
|
dcerpc->bytesprocessed = 0;
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
SCReturnInt(parsed);
|
|
|
|
}
|
|
|
|
|
|
|
|
static int DCERPCParse(Flow *f, void *dcerpc_state,
|
|
|
|
AppLayerParserState *pstate, uint8_t *input, uint32_t input_len,
|
|
|
|
AppLayerParserResult *output) {
|
|
|
|
SCEnter();
|
|
|
|
int32_t retval = 0;
|
|
|
|
DCERPCState *sstate = (DCERPCState *) dcerpc_state;
|
|
|
|
|
|
|
|
retval = DCERPCParser(&sstate->dcerpc, input, input_len);
|
|
|
|
if (retval == -1) {
|
|
|
|
SCReturnInt(-1);
|
|
|
|
}
|
|
|
|
if (pstate == NULL)
|
|
|
|
SCReturnInt(-1);
|
|
|
|
|
|
|
|
pstate->parse_field = 0;
|
|
|
|
|
|
|
|
SCReturnInt(1);
|
|
|
|
}
|
|
|
|
|
|
|
|
static void *DCERPCStateAlloc(void) {
|
|
|
|
void *s = SCMalloc(sizeof(DCERPCState));
|
|
|
|
if (s == NULL)
|
|
|
|
return NULL;
|
|
|
|
|
|
|
|
memset(s, 0, sizeof(DCERPCState));
|
|
|
|
return s;
|
|
|
|
}
|
|
|
|
|
|
|
|
static void DCERPCStateFree(void *s) {
|
|
|
|
DCERPCState *sstate = (DCERPCState *) s;
|
|
|
|
|
|
|
|
struct uuid_entry *item;
|
|
|
|
|
|
|
|
while ((item = TAILQ_FIRST(&sstate->dcerpc.dcerpcbindbindack.uuid_list))) {
|
|
|
|
//printUUID("Free", item);
|
|
|
|
TAILQ_REMOVE(&sstate->dcerpc.dcerpcbindbindack.uuid_list, item, next);
|
|
|
|
SCFree(item);
|
|
|
|
}
|
|
|
|
|
|
|
|
if (s) {
|
|
|
|
SCFree(s);
|
|
|
|
s = NULL;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
void RegisterDCERPCParsers(void) {
|
|
|
|
AppLayerRegisterProto("dcerpc", ALPROTO_DCERPC, STREAM_TOSERVER,
|
|
|
|
DCERPCParse);
|
|
|
|
AppLayerRegisterProto("dcerpc", ALPROTO_DCERPC, STREAM_TOCLIENT,
|
|
|
|
DCERPCParse);
|
|
|
|
AppLayerRegisterStateFuncs(ALPROTO_DCERPC, DCERPCStateAlloc,
|
|
|
|
DCERPCStateFree);
|
|
|
|
}
|
|
|
|
|
|
|
|
/* UNITTESTS */
|
|
|
|
#ifdef UNITTESTS
|
|
|
|
/** \test DCERPC Header Parsing and BIND / BIND_ACK multiple UUID handling
|
|
|
|
*/
|
|
|
|
|
|
|
|
/* set this to 1 to see problem */
|
|
|
|
|
|
|
|
int DCERPCParserTest01(void) {
|
|
|
|
int result = 1;
|
|
|
|
Flow f;
|
|
|
|
uint8_t dcerpcbind[] = {
|
|
|
|
0x05, 0x00,
|
|
|
|
0x0b, 0x03, 0x10, 0x00, 0x00, 0x00, 0x3c, 0x04,
|
|
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xd0, 0x16,
|
|
|
|
0xd0, 0x16, 0x00, 0x00, 0x00, 0x00, 0x18, 0x00,
|
|
|
|
0x00, 0x00, 0x00, 0x00, 0x01, 0x00, 0x2c, 0xd0,
|
|
|
|
0x28, 0xda, 0x76, 0x91, 0xf6, 0x6e, 0xcb, 0x0f,
|
|
|
|
0xbf, 0x85, 0xcd, 0x9b, 0xf6, 0x39, 0x01, 0x00,
|
|
|
|
0x03, 0x00, 0x04, 0x5d, 0x88, 0x8a, 0xeb, 0x1c,
|
|
|
|
0xc9, 0x11, 0x9f, 0xe8, 0x08, 0x00, 0x2b, 0x10,
|
|
|
|
0x48, 0x60, 0x02, 0x00, 0x00, 0x00, 0x01, 0x00,
|
|
|
|
0x01, 0x00, 0x2c, 0x75, 0xce, 0x7e, 0x82, 0x3b,
|
|
|
|
0x06, 0xac, 0x1b, 0xf0, 0xf5, 0xb7, 0xa7, 0xf7,
|
|
|
|
0x28, 0xaf, 0x05, 0x00, 0x00, 0x00, 0x04, 0x5d,
|
|
|
|
0x88, 0x8a, 0xeb, 0x1c, 0xc9, 0x11, 0x9f, 0xe8,
|
|
|
|
0x08, 0x00, 0x2b, 0x10, 0x48, 0x60, 0x02, 0x00,
|
|
|
|
0x00, 0x00, 0x02, 0x00, 0x01, 0x00, 0xe3, 0xb2,
|
|
|
|
0x10, 0xd1, 0xd0, 0x0c, 0xcc, 0x3d, 0x2f, 0x80,
|
|
|
|
0x20, 0x7c, 0xef, 0xe7, 0x09, 0xe0, 0x04, 0x00,
|
|
|
|
0x00, 0x00, 0x04, 0x5d, 0x88, 0x8a, 0xeb, 0x1c,
|
|
|
|
0xc9, 0x11, 0x9f, 0xe8, 0x08, 0x00, 0x2b, 0x10,
|
|
|
|
0x48, 0x60, 0x02, 0x00, 0x00, 0x00, 0x03, 0x00,
|
|
|
|
0x01, 0x00, 0xde, 0x85, 0x70, 0xc4, 0x02, 0x7c,
|
|
|
|
0x60, 0x23, 0x67, 0x0c, 0x22, 0xbf, 0x18, 0x36,
|
|
|
|
0x79, 0x17, 0x01, 0x00, 0x02, 0x00, 0x04, 0x5d,
|
|
|
|
0x88, 0x8a, 0xeb, 0x1c, 0xc9, 0x11, 0x9f, 0xe8,
|
|
|
|
0x08, 0x00, 0x2b, 0x10, 0x48, 0x60, 0x02, 0x00,
|
|
|
|
0x00, 0x00, 0x04, 0x00, 0x01, 0x00, 0x41, 0x65,
|
|
|
|
0x29, 0x51, 0xaa, 0xe7, 0x7b, 0xa8, 0xf2, 0x37,
|
|
|
|
0x0b, 0xd0, 0x3f, 0xb3, 0x36, 0xed, 0x05, 0x00,
|
|
|
|
0x01, 0x00, 0x04, 0x5d, 0x88, 0x8a, 0xeb, 0x1c,
|
|
|
|
0xc9, 0x11, 0x9f, 0xe8, 0x08, 0x00, 0x2b, 0x10,
|
|
|
|
0x48, 0x60, 0x02, 0x00, 0x00, 0x00, 0x05, 0x00,
|
|
|
|
0x01, 0x00, 0x14, 0x96, 0x80, 0x01, 0x2e, 0x78,
|
|
|
|
0xfb, 0x5d, 0xb4, 0x3c, 0x14, 0xb3, 0x3d, 0xaa,
|
|
|
|
0x02, 0xfb, 0x06, 0x00, 0x00, 0x00, 0x04, 0x5d,
|
|
|
|
0x88, 0x8a, 0xeb, 0x1c, 0xc9, 0x11, 0x9f, 0xe8,
|
|
|
|
0x08, 0x00, 0x2b, 0x10, 0x48, 0x60, 0x02, 0x00,
|
|
|
|
0x00, 0x00, 0x06, 0x00, 0x01, 0x00, 0x3b, 0x04,
|
|
|
|
0x68, 0x3e, 0x63, 0xfe, 0x9f, 0xd8, 0x64, 0x55,
|
|
|
|
0xcd, 0xe7, 0x39, 0xaf, 0x98, 0x9f, 0x03, 0x00,
|
|
|
|
0x00, 0x00, 0x04, 0x5d, 0x88, 0x8a, 0xeb, 0x1c,
|
|
|
|
0xc9, 0x11, 0x9f, 0xe8, 0x08, 0x00, 0x2b, 0x10,
|
|
|
|
0x48, 0x60, 0x02, 0x00, 0x00, 0x00, 0x07, 0x00,
|
|
|
|
0x01, 0x00, 0x16, 0x7a, 0x4f, 0x1b, 0xdb, 0x25,
|
|
|
|
0x92, 0x55, 0xdd, 0xae, 0x9e, 0x5b, 0x3e, 0x93,
|
|
|
|
0x66, 0x93, 0x04, 0x00, 0x01, 0x00, 0x04, 0x5d,
|
|
|
|
0x88, 0x8a, 0xeb, 0x1c, 0xc9, 0x11, 0x9f, 0xe8,
|
|
|
|
0x08, 0x00, 0x2b, 0x10, 0x48, 0x60, 0x02, 0x00,
|
|
|
|
0x00, 0x00, 0x08, 0x00, 0x01, 0x00, 0xe8, 0xa4,
|
|
|
|
0x8a, 0xcf, 0x95, 0x6c, 0xc7, 0x8f, 0x14, 0xcc,
|
|
|
|
0x56, 0xfc, 0x7b, 0x5f, 0x4f, 0xe8, 0x04, 0x00,
|
|
|
|
0x00, 0x00, 0x04, 0x5d, 0x88, 0x8a, 0xeb, 0x1c,
|
|
|
|
0xc9, 0x11, 0x9f, 0xe8, 0x08, 0x00, 0x2b, 0x10,
|
|
|
|
0x48, 0x60, 0x02, 0x00, 0x00, 0x00, 0x09, 0x00,
|
|
|
|
0x01, 0x00, 0xd8, 0xda, 0xfb, 0xbc, 0xa2, 0x55,
|
|
|
|
0x6f, 0x5d, 0xc0, 0x2d, 0x88, 0x6f, 0x00, 0x17,
|
|
|
|
0x52, 0x8d, 0x06, 0x00, 0x03, 0x00, 0x04, 0x5d,
|
|
|
|
0x88, 0x8a, 0xeb, 0x1c, 0xc9, 0x11, 0x9f, 0xe8,
|
|
|
|
0x08, 0x00, 0x2b, 0x10, 0x48, 0x60, 0x02, 0x00,
|
|
|
|
0x00, 0x00, 0x0a, 0x00, 0x01, 0x00, 0x3f, 0x17,
|
|
|
|
0x55, 0x0c, 0xf4, 0x23, 0x3c, 0xca, 0xe6, 0xa0,
|
|
|
|
0xaa, 0xcc, 0xb5, 0xe3, 0xf9, 0xce, 0x04, 0x00,
|
|
|
|
0x00, 0x00, 0x04, 0x5d, 0x88, 0x8a, 0xeb, 0x1c,
|
|
|
|
0xc9, 0x11, 0x9f, 0xe8, 0x08, 0x00, 0x2b, 0x10,
|
|
|
|
0x48, 0x60, 0x02, 0x00, 0x00, 0x00, 0x0b, 0x00,
|
|
|
|
0x01, 0x00, 0x6a, 0x28, 0x19, 0x39, 0x0c, 0xb1,
|
|
|
|
0xd0, 0x11, 0x9b, 0xa8, 0x00, 0xc0, 0x4f, 0xd9,
|
|
|
|
0x2e, 0xf5, 0x00, 0x00, 0x00, 0x00, 0x04, 0x5d,
|
|
|
|
0x88, 0x8a, 0xeb, 0x1c, 0xc9, 0x11, 0x9f, 0xe8,
|
|
|
|
0x08, 0x00, 0x2b, 0x10, 0x48, 0x60, 0x02, 0x00,
|
|
|
|
0x00, 0x00, 0x0c, 0x00, 0x01, 0x00, 0xc9, 0x9f,
|
|
|
|
0x3e, 0x6e, 0x82, 0x0a, 0x2b, 0x28, 0x37, 0x78,
|
|
|
|
0xe1, 0x13, 0x70, 0x05, 0x38, 0x4d, 0x01, 0x00,
|
|
|
|
0x02, 0x00, 0x04, 0x5d, 0x88, 0x8a, 0xeb, 0x1c,
|
|
|
|
0xc9, 0x11, 0x9f, 0xe8, 0x08, 0x00, 0x2b, 0x10,
|
|
|
|
0x48, 0x60, 0x02, 0x00, 0x00, 0x00, 0x0d, 0x00,
|
|
|
|
0x01, 0x00, 0x11, 0xaa, 0x4b, 0x15, 0xdf, 0xa6,
|
|
|
|
0x86, 0x3f, 0xfb, 0xe0, 0x09, 0xb7, 0xf8, 0x56,
|
|
|
|
0xd2, 0x3f, 0x05, 0x00, 0x00, 0x00, 0x04, 0x5d,
|
|
|
|
0x88, 0x8a, 0xeb, 0x1c, 0xc9, 0x11, 0x9f, 0xe8,
|
|
|
|
0x08, 0x00, 0x2b, 0x10, 0x48, 0x60, 0x02, 0x00,
|
|
|
|
0x00, 0x00, 0x0e, 0x00, 0x01, 0x00, 0xee, 0x99,
|
|
|
|
0xc4, 0x25, 0x11, 0xe4, 0x95, 0x62, 0x29, 0xfa,
|
|
|
|
0xfd, 0x26, 0x57, 0x02, 0xf1, 0xce, 0x03, 0x00,
|
|
|
|
0x00, 0x00, 0x04, 0x5d, 0x88, 0x8a, 0xeb, 0x1c,
|
|
|
|
0xc9, 0x11, 0x9f, 0xe8, 0x08, 0x00, 0x2b, 0x10,
|
|
|
|
0x48, 0x60, 0x02, 0x00, 0x00, 0x00, 0x0f, 0x00,
|
|
|
|
0x01, 0x00, 0xba, 0x81, 0x9e, 0x1a, 0xdf, 0x2b,
|
|
|
|
0xba, 0xe4, 0xd3, 0x17, 0x41, 0x60, 0x6d, 0x2d,
|
|
|
|
0x9e, 0x28, 0x03, 0x00, 0x03, 0x00, 0x04, 0x5d,
|
|
|
|
0x88, 0x8a, 0xeb, 0x1c, 0xc9, 0x11, 0x9f, 0xe8,
|
|
|
|
0x08, 0x00, 0x2b, 0x10, 0x48, 0x60, 0x02, 0x00,
|
|
|
|
0x00, 0x00, 0x10, 0x00, 0x01, 0x00, 0xa0, 0x24,
|
|
|
|
0x03, 0x9a, 0xa9, 0x99, 0xfb, 0xbe, 0x49, 0x11,
|
|
|
|
0xad, 0x77, 0x30, 0xaa, 0xbc, 0xb6, 0x02, 0x00,
|
|
|
|
0x03, 0x00, 0x04, 0x5d, 0x88, 0x8a, 0xeb, 0x1c,
|
|
|
|
0xc9, 0x11, 0x9f, 0xe8, 0x08, 0x00, 0x2b, 0x10,
|
|
|
|
0x48, 0x60, 0x02, 0x00, 0x00, 0x00, 0x11, 0x00,
|
|
|
|
0x01, 0x00, 0x32, 0x04, 0x7e, 0xae, 0xec, 0x28,
|
|
|
|
0xd1, 0x55, 0x83, 0x4e, 0xc3, 0x47, 0x5d, 0x1d,
|
|
|
|
0xc6, 0x65, 0x02, 0x00, 0x03, 0x00, 0x04, 0x5d,
|
|
|
|
0x88, 0x8a, 0xeb, 0x1c, 0xc9, 0x11, 0x9f, 0xe8,
|
|
|
|
0x08, 0x00, 0x2b, 0x10, 0x48, 0x60, 0x02, 0x00,
|
|
|
|
0x00, 0x00, 0x12, 0x00, 0x01, 0x00, 0xc6, 0xa4,
|
|
|
|
0x81, 0x48, 0x66, 0x2a, 0x74, 0x7d, 0x56, 0x6e,
|
|
|
|
0xc5, 0x1d, 0x19, 0xf2, 0xb5, 0xb6, 0x03, 0x00,
|
|
|
|
0x02, 0x00, 0x04, 0x5d, 0x88, 0x8a, 0xeb, 0x1c,
|
|
|
|
0xc9, 0x11, 0x9f, 0xe8, 0x08, 0x00, 0x2b, 0x10,
|
|
|
|
0x48, 0x60, 0x02, 0x00, 0x00, 0x00, 0x13, 0x00,
|
|
|
|
0x01, 0x00, 0xcb, 0xae, 0xb3, 0xc0, 0x0c, 0xf4,
|
|
|
|
0xa4, 0x5e, 0x91, 0x72, 0xdd, 0x53, 0x24, 0x70,
|
|
|
|
0x89, 0x02, 0x05, 0x00, 0x03, 0x00, 0x04, 0x5d,
|
|
|
|
0x88, 0x8a, 0xeb, 0x1c, 0xc9, 0x11, 0x9f, 0xe8,
|
|
|
|
0x08, 0x00, 0x2b, 0x10, 0x48, 0x60, 0x02, 0x00,
|
|
|
|
0x00, 0x00, 0x14, 0x00, 0x01, 0x00, 0xb8, 0xd0,
|
|
|
|
0xa0, 0x1a, 0x5e, 0x7a, 0x2d, 0xfe, 0x35, 0xc6,
|
|
|
|
0x7d, 0x08, 0x0d, 0x33, 0x73, 0x18, 0x02, 0x00,
|
|
|
|
0x02, 0x00, 0x04, 0x5d, 0x88, 0x8a, 0xeb, 0x1c,
|
|
|
|
0xc9, 0x11, 0x9f, 0xe8, 0x08, 0x00, 0x2b, 0x10,
|
|
|
|
0x48, 0x60, 0x02, 0x00, 0x00, 0x00, 0x15, 0x00,
|
|
|
|
0x01, 0x00, 0x21, 0xd3, 0xaa, 0x09, 0x03, 0xa7,
|
|
|
|
0x0b, 0xc2, 0x06, 0x45, 0xd9, 0x6c, 0x75, 0xc2,
|
|
|
|
0x15, 0xa8, 0x01, 0x00, 0x03, 0x00, 0x04, 0x5d,
|
|
|
|
0x88, 0x8a, 0xeb, 0x1c, 0xc9, 0x11, 0x9f, 0xe8,
|
|
|
|
0x08, 0x00, 0x2b, 0x10, 0x48, 0x60, 0x02, 0x00,
|
|
|
|
0x00, 0x00, 0x16, 0x00, 0x01, 0x00, 0xe1, 0xbd,
|
|
|
|
0x59, 0xfc, 0xbc, 0xa9, 0x95, 0xc2, 0x68, 0x79,
|
|
|
|
0xf3, 0x75, 0xe0, 0xae, 0x6c, 0xe5, 0x04, 0x00,
|
|
|
|
0x02, 0x00, 0x04, 0x5d, 0x88, 0x8a, 0xeb, 0x1c,
|
|
|
|
0xc9, 0x11, 0x9f, 0xe8, 0x08, 0x00, 0x2b, 0x10,
|
|
|
|
0x48, 0x60, 0x02, 0x00, 0x00, 0x00, 0x17, 0x00,
|
|
|
|
0x01, 0x00, 0x06, 0x52, 0xb4, 0x71, 0x70, 0x15,
|
|
|
|
0x4e, 0xf5, 0x7f, 0x08, 0x86, 0x14, 0xe6, 0x17,
|
|
|
|
0xd5, 0x97, 0x04, 0x00, 0x00, 0x00, 0x04, 0x5d,
|
|
|
|
0x88, 0x8a, 0xeb, 0x1c, 0xc9, 0x11, 0x9f, 0xe8,
|
|
|
|
0x08, 0x00, 0x2b, 0x10, 0x48, 0x60, 0x02, 0x00,
|
|
|
|
0x00, 0x00};
|
|
|
|
|
|
|
|
uint8_t dcerpcbindack[] = {
|
|
|
|
0x05, 0x00, 0x0c, 0x03,
|
|
|
|
0x10, 0x00, 0x00, 0x00, 0x6c, 0x02, 0x00, 0x00,
|
|
|
|
0x00, 0x00, 0x00, 0x00, 0xb8, 0x10, 0xb8, 0x10,
|
|
|
|
0xce, 0x47, 0x00, 0x00, 0x0c, 0x00, 0x5c, 0x50,
|
|
|
|
0x49, 0x50, 0x45, 0x5c, 0x6c, 0x73, 0x61, 0x73,
|
|
|
|
0x73, 0x00, 0xf6, 0x6e, 0x18, 0x00, 0x00, 0x00,
|
|
|
|
0x02, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
|
|
0x02, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
|
|
0x02, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
|
|
0x02, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
|
|
0x02, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
|
|
0x02, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
|
|
0x02, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
|
|
0x02, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
|
|
0x02, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
|
|
0x02, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
|
|
0x02, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
|
|
0x00, 0x00, 0x00, 0x00, 0x04, 0x5d, 0x88, 0x8a,
|
|
|
|
0xeb, 0x1c, 0xc9, 0x11, 0x9f, 0xe8, 0x08, 0x00,
|
|
|
|
0x2b, 0x10, 0x48, 0x60, 0x02, 0x00, 0x00, 0x00,
|
|
|
|
0x02, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
|
|
0x02, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
|
|
0x02, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
|
|
0x02, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
|
|
0x02, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
|
|
0x02, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
|
|
0x02, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
|
|
0x02, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
|
|
0x02, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
|
|
0x02, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
|
|
0x02, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
|
|
0x02, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00};
|
|
|
|
|
|
|
|
uint8_t dcerpcrequest[] = {
|
|
|
|
0x05, 0x00, 0x00, 0x00, 0x10,
|
|
|
|
0x00, 0x00, 0x00, 0x00, 0x04, 0x00, 0x00, 0x00,
|
|
|
|
0x00, 0x00, 0x00, 0xe8, 0x03, 0x00, 0x00, 0x0b,
|
|
|
|
0x00, 0x09, 0x00, 0x45, 0x00, 0x2c, 0x00, 0x4d,
|
|
|
|
0x00, 0x73, 0x00, 0x53, 0x00, 0x59, 0x00, 0x2a,
|
|
|
|
0x00, 0x4a, 0x00, 0x7a, 0x00, 0x3e, 0x00, 0x58,
|
|
|
|
0x00, 0x21, 0x00, 0x4a, 0x00, 0x30, 0x00, 0x41,
|
|
|
|
0x00, 0x4b, 0x00, 0x4b, 0x00, 0x3c, 0x00, 0x48,
|
|
|
|
0x00, 0x24, 0x00, 0x38, 0x00, 0x54, 0x00, 0x60,
|
|
|
|
0x00, 0x2d, 0x00, 0x29, 0x00, 0x64, 0x00, 0x5b,
|
|
|
|
0x00, 0x77, 0x00, 0x3a, 0x00, 0x4c, 0x00, 0x24,
|
|
|
|
0x00, 0x23, 0x00, 0x66, 0x00, 0x43, 0x00, 0x68,
|
|
|
|
0x00, 0x22, 0x00, 0x55, 0x00, 0x29, 0x00, 0x2c,
|
|
|
|
0x00, 0x4f, 0x00, 0x5a, 0x00, 0x50, 0x00, 0x61,
|
|
|
|
0x00, 0x2a, 0x00, 0x6f, 0x00, 0x2f, 0x00, 0x4d,
|
|
|
|
0x00, 0x68, 0x00, 0x3a, 0x00, 0x5c, 0x00, 0x67,
|
|
|
|
0x00, 0x68, 0x00, 0x68, 0x00, 0x49, 0x00, 0x45,
|
|
|
|
0x00, 0x4c, 0x00, 0x72, 0x00, 0x53, 0x00, 0x4c,
|
|
|
|
0x00, 0x25, 0x00, 0x4d, 0x00, 0x67, 0x00, 0x2e,
|
|
|
|
0x00, 0x4f, 0x00, 0x64, 0x00, 0x61, 0x00, 0x73,
|
|
|
|
0x00, 0x24, 0x00, 0x46, 0x00, 0x35, 0x00, 0x2e,
|
|
|
|
0x00, 0x45, 0x00, 0x6f, 0x00, 0x40, 0x00, 0x41,
|
|
|
|
0x00, 0x33, 0x00, 0x38, 0x00, 0x47, 0x00, 0x71,
|
|
|
|
0x00, 0x5a, 0x00, 0x37, 0x00, 0x7a, 0x00, 0x35,
|
|
|
|
0x00, 0x6b, 0x00, 0x3c, 0x00, 0x26, 0x00, 0x37,
|
|
|
|
0x00, 0x69, 0x00, 0x75, 0x00, 0x36, 0x00, 0x37,
|
|
|
|
0x00, 0x47, 0x00, 0x21, 0x00, 0x2d, 0x00, 0x69,
|
|
|
|
0x00, 0x37, 0x00, 0x78, 0x00, 0x5f, 0x00, 0x72,
|
|
|
|
0x00, 0x4b, 0x00, 0x5c, 0x00, 0x74, 0x00, 0x3e,
|
|
|
|
0x00, 0x52, 0x00, 0x7a, 0x00, 0x49, 0x00, 0x31,
|
|
|
|
0x00, 0x5a, 0x00, 0x7b, 0x00, 0x29, 0x00, 0x3b,
|
|
|
|
0x00, 0x78, 0x00, 0x3b, 0x00, 0x55, 0x00, 0x3e,
|
|
|
|
0x00, 0x35, 0x00, 0x2b, 0x00, 0x4e, 0x00, 0x4f,
|
|
|
|
0x00, 0x59, 0x00, 0x38, 0x00, 0x2a, 0x00, 0x59,
|
|
|
|
0x00, 0x6b, 0x00, 0x42, 0x00, 0x4c, 0x00, 0x3e,
|
|
|
|
0x00, 0x6a, 0x00, 0x49, 0x00, 0x2c, 0x00, 0x79,
|
|
|
|
0x00, 0x6e, 0x00, 0x35, 0x00, 0x4f, 0x00, 0x49,
|
|
|
|
0x00, 0x55, 0x00, 0x35, 0x00, 0x61, 0x00, 0x72,
|
|
|
|
0x00, 0x77, 0x00, 0x38, 0x00, 0x32, 0x00, 0x24,
|
|
|
|
0x00, 0x46, 0x00, 0x32, 0x00, 0x32, 0x00, 0x27,
|
|
|
|
0x00, 0x64, 0x00, 0x5a, 0x00, 0x77, 0x00, 0x2e,
|
|
|
|
0x00, 0x37, 0x00, 0x77, 0x00, 0x2e, 0x00, 0x28,
|
|
|
|
0x00, 0x63, 0x00, 0x4f, 0x00, 0x67, 0x00, 0x64,
|
|
|
|
0x00, 0x39, 0x00, 0x37, 0x00, 0x31, 0x00, 0x30,
|
|
|
|
0x00, 0x28, 0x00, 0x2e, 0x00, 0x6f, 0x00, 0x3e,
|
|
|
|
0x00, 0x59, 0x00, 0x28, 0x00, 0x67, 0x00, 0x52,
|
|
|
|
0x00, 0x35, 0x00, 0x5a, 0x00, 0x7c, 0x00, 0x56,
|
|
|
|
0x00, 0x6a, 0x00, 0x5c, 0x00, 0x3c, 0x00, 0x30,
|
|
|
|
0x00, 0x59, 0x00, 0x5c, 0x00, 0x5e, 0x00, 0x38,
|
|
|
|
0x00, 0x54, 0x00, 0x5c, 0x00, 0x5b, 0x00, 0x42,
|
|
|
|
0x00, 0x62, 0x00, 0x70, 0x00, 0x34, 0x00, 0x5c,
|
|
|
|
0x00, 0x57, 0x00, 0x7a, 0x00, 0x4b, 0x00, 0x2f,
|
|
|
|
0x00, 0x6b, 0x00, 0x6a, 0x00, 0x4f, 0x00, 0x41,
|
|
|
|
0x00, 0x33, 0x00, 0x52, 0x00, 0x36, 0x00, 0x27,
|
|
|
|
0x00, 0x30, 0x00, 0x6d, 0x00, 0x4a, 0x00, 0x30,
|
|
|
|
0x00, 0x78, 0x00, 0x46, 0x00, 0x65, 0x00, 0x4e,
|
|
|
|
0x00, 0x29, 0x00, 0x66, 0x00, 0x3f, 0x00, 0x72,
|
|
|
|
0x00, 0x71, 0x00, 0x75, 0x00, 0x4c, 0x00, 0x2b,
|
|
|
|
0x00, 0x5c, 0x00, 0x46, 0x00, 0x52, 0x00, 0x7b,
|
|
|
|
0x00, 0x5c, 0x00, 0x69, 0x00, 0x66, 0x00, 0x56,
|
|
|
|
0x00, 0x31, 0x00, 0x2d, 0x00, 0x72, 0x00, 0x61,
|
|
|
|
0x00, 0x68, 0x00, 0x28, 0x00, 0x7d, 0x00, 0x58,
|
|
|
|
0x00, 0x2a, 0x00, 0x7b, 0x00, 0x28, 0x00, 0x5b,
|
|
|
|
0x00, 0x54, 0x00, 0x3a, 0x00, 0x26, 0x00, 0x52,
|
|
|
|
0x00, 0x44, 0x00, 0x60, 0x00, 0x50, 0x00, 0x65,
|
|
|
|
0x00, 0x48, 0x00, 0x7d, 0x00, 0x2a, 0x00, 0x74,
|
|
|
|
0x00, 0x49, 0x00, 0x7b, 0x00, 0x21, 0x00, 0x61,
|
|
|
|
0x00, 0x52, 0x00, 0x43, 0x00, 0x5f, 0x00, 0x5a,
|
|
|
|
0x00, 0x74, 0x00, 0x5c, 0x00, 0x62, 0x00, 0x68,
|
|
|
|
0x00, 0x6c, 0x00, 0x6c, 0x00, 0x2b, 0x00, 0x6f,
|
|
|
|
0x00, 0x7c, 0x00, 0x42, 0x00, 0x67, 0x00, 0x32,
|
|
|
|
0x00, 0x58, 0x00, 0x35, 0x00, 0x30, 0x00, 0x2f,
|
|
|
|
0x00, 0x2d, 0x00, 0x60, 0x00, 0x62, 0x00, 0x51,
|
|
|
|
0x00, 0x2a, 0x00, 0x30, 0x00, 0x31, 0x00, 0x48,
|
|
|
|
0x00, 0x5b, 0x00, 0x5b, 0x00, 0x5d, 0x00, 0x25,
|
|
|
|
0x00, 0x58, 0x00, 0x4a, 0x00, 0x76, 0x00, 0x32,
|
|
|
|
0x00, 0x62, 0x00, 0x27, 0x00, 0x42, 0x00, 0x40,
|
|
|
|
0x00, 0x53, 0x00, 0x7c, 0x00, 0x7d, 0x00, 0x50,
|
|
|
|
0x00, 0x3d, 0x00, 0x40, 0x00, 0x76, 0x00, 0x38,
|
|
|
|
0x00, 0x58, 0x00, 0x39, 0x00, 0x63, 0x00, 0x3c,
|
|
|
|
0x00, 0x5b, 0x00, 0x23, 0x00, 0x53, 0x00, 0x7a,
|
|
|
|
0x00, 0x54, 0x00, 0x74, 0x00, 0x61, 0x00, 0x76,
|
|
|
|
0x00, 0x4a, 0x00, 0x3e, 0x00, 0x33, 0x00, 0x75,
|
|
|
|
0x00, 0x66, 0x00, 0x2d, 0x00, 0x48, 0x00, 0x33,
|
|
|
|
0x00, 0x71, 0x00, 0x76, 0x00, 0x48, 0x00, 0x71,
|
|
|
|
0x00, 0x41, 0x00, 0x6f, 0x00, 0x2a, 0x00, 0x67,
|
|
|
|
0x00, 0x70, 0x00, 0x21, 0x00, 0x70, 0x00, 0x4b,
|
|
|
|
0x00, 0x52, 0x00, 0x58, 0x00, 0x68, 0x00, 0x23,
|
|
|
|
0x00, 0x39, 0x00, 0x46, 0x00, 0x4d, 0x00, 0x51,
|
|
|
|
0x00, 0x57, 0x00, 0x3a, 0x00, 0x79, 0x00, 0x7b,
|
|
|
|
0x00, 0x6c, 0x00, 0x55, 0x00, 0x33, 0x00, 0x65,
|
|
|
|
0x00, 0x49, 0x00, 0x72, 0x00, 0x30, 0x00, 0x4f,
|
|
|
|
0x00, 0x41, 0x00, 0x6e, 0x00, 0x31, 0x00, 0x4a,
|
|
|
|
0x00, 0x60, 0x00, 0x79, 0x00, 0x70, 0x00, 0x4f,
|
|
|
|
0x00, 0x58, 0x00, 0x75, 0x00, 0x44, 0x00, 0x59,
|
|
|
|
0x00, 0x58, 0x00, 0x46, 0x00, 0x3d, 0x00, 0x46,
|
|
|
|
0x00, 0x74, 0x00, 0x51, 0x00, 0x57, 0x00, 0x6e,
|
|
|
|
0x00, 0x2d, 0x00, 0x47, 0x00, 0x23, 0x00, 0x45,
|
|
|
|
0x00, 0x60, 0x00, 0x4c, 0x00, 0x72, 0x00, 0x4e,
|
|
|
|
0x00, 0x74, 0x00, 0x40, 0x00, 0x76, 0x00, 0x75,
|
|
|
|
0x00, 0x74, 0x00, 0x56, 0x00, 0x44, 0x00, 0x29,
|
|
|
|
0x00, 0x62, 0x00, 0x58, 0x00, 0x31, 0x00, 0x78,
|
|
|
|
0x00, 0x32, 0x00, 0x52, 0x00, 0x4a, 0x00, 0x6b,
|
|
|
|
0x00, 0x55, 0x00, 0x72, 0x00, 0x6f, 0x00, 0x6f,
|
|
|
|
0x00, 0x4a, 0x00, 0x54, 0x00, 0x7d, 0x00, 0x68,
|
|
|
|
0x00, 0x3f, 0x00, 0x28, 0x00, 0x21, 0x00, 0x53,
|
|
|
|
0x00, 0x48, 0x00, 0x5a, 0x00, 0x34, 0x00, 0x36,
|
|
|
|
0x00, 0x35, 0x00, 0x64, 0x00, 0x4e, 0x00, 0x75,
|
|
|
|
0x00, 0x69, 0x00, 0x23, 0x00, 0x75, 0x00, 0x55,
|
|
|
|
0x00, 0x43, 0x00, 0x75, 0x00, 0x2f, 0x00, 0x73,
|
|
|
|
0x00, 0x62, 0x00, 0x6f, 0x00, 0x37, 0x00, 0x4e,
|
|
|
|
0x00, 0x25, 0x00, 0x25, 0x00, 0x21, 0x00, 0x3d,
|
|
|
|
0x00, 0x3c, 0x00, 0x71, 0x00, 0x3e, 0x00, 0x3f,
|
|
|
|
0x00, 0x30, 0x00, 0x36, 0x00, 0x62, 0x00, 0x63,
|
|
|
|
0x00, 0x53, 0x00, 0x54, 0x00, 0x5d, 0x00, 0x61,
|
|
|
|
0x00, 0x4c, 0x00, 0x28, 0x00, 0x2b, 0x00, 0x4c,
|
|
|
|
0x00, 0x4e, 0x00, 0x66, 0x00, 0x5f, 0x00, 0x4b,
|
|
|
|
0x00, 0x43, 0x00, 0x75, 0x00, 0x45, 0x00, 0x37,
|
|
|
|
0x00, 0x28, 0x00, 0x56, 0x00, 0x36, 0x00, 0x6a,
|
|
|
|
0x00, 0x3e, 0x00, 0x64, 0x00, 0x34, 0x00, 0x6a,
|
|
|
|
0x00, 0x7d, 0x00, 0x4a, 0x00, 0x66, 0x00, 0x7a,
|
|
|
|
0x00, 0x3e, 0x00, 0x75, 0x00, 0x38, 0x00, 0x7b,
|
|
|
|
0x00, 0x42, 0x00, 0x76, 0x00, 0x29, 0x00, 0x4c,
|
|
|
|
0x00, 0x65, 0x00, 0x2e, 0x00, 0x32, 0x00, 0x4b,
|
|
|
|
0x00, 0x2b, 0x00, 0x51, 0x00, 0x47, 0x00, 0x22,
|
|
|
|
0x00, 0x48, 0x00, 0x3d, 0x00, 0x49, 0x00, 0x44,
|
|
|
|
0x00, 0x5d, 0x00, 0x59, 0x00, 0x63, 0x00, 0x5c,
|
|
|
|
0x00, 0x24, 0x00, 0x35, 0x00, 0x34, 0x00, 0x70,
|
|
|
|
0x00, 0x69, 0x00};
|
|
|
|
uint32_t requestlen = sizeof(dcerpcrequest);
|
|
|
|
|
|
|
|
uint32_t bindlen = sizeof(dcerpcbind);
|
|
|
|
uint32_t bindacklen = sizeof(dcerpcbindack);
|
|
|
|
TcpSession ssn;
|
|
|
|
struct uuid_entry *uuid_entry;
|
|
|
|
|
|
|
|
memset(&f, 0, sizeof(f));
|
|
|
|
memset(&ssn, 0, sizeof(ssn));
|
|
|
|
f.protoctx = (void *)&ssn;
|
|
|
|
|
|
|
|
StreamTcpInitConfig(TRUE);
|
|
|
|
StreamL7DataPtrInit(&ssn);
|
|
|
|
|
|
|
|
int r = AppLayerParse(&f, ALPROTO_DCERPC, STREAM_TOSERVER|STREAM_START, dcerpcbind, bindlen);
|
|
|
|
if (r != 0) {
|
|
|
|
printf("dcerpc header check returned %" PRId32 ", expected 0: ", r);
|
|
|
|
result = 0;
|
|
|
|
goto end;
|
|
|
|
}
|
|
|
|
|
|
|
|
DCERPCState *dcerpc_state = ssn.aldata[AlpGetStateIdx(ALPROTO_DCERPC)];
|
|
|
|
if (dcerpc_state == NULL) {
|
|
|
|
printf("no dcerpc state: ");
|
|
|
|
result = 0;
|
|
|
|
goto end;
|
|
|
|
}
|
|
|
|
|
|
|
|
if (dcerpc_state->dcerpc.dcerpchdr.rpc_vers != 5) {
|
|
|
|
printf("expected dcerpc version 0x05, got 0x%02x : ",
|
|
|
|
dcerpc_state->dcerpc.dcerpchdr.rpc_vers);
|
|
|
|
result = 0;
|
|
|
|
goto end;
|
|
|
|
}
|
|
|
|
|
|
|
|
if (dcerpc_state->dcerpc.dcerpchdr.type != BIND) {
|
|
|
|
printf("expected dcerpc type 0x%02x , got 0x%02x : ", BIND, dcerpc_state->dcerpc.dcerpchdr.type);
|
|
|
|
result = 0;
|
|
|
|
goto end;
|
|
|
|
}
|
|
|
|
|
|
|
|
if (dcerpc_state->dcerpc.dcerpchdr.frag_length != 1084) {
|
|
|
|
printf("expected dcerpc frag_length 0x%02x , got 0x%02x : ", 1084, dcerpc_state->dcerpc.dcerpchdr.frag_length);
|
|
|
|
result = 0;
|
|
|
|
goto end;
|
|
|
|
}
|
|
|
|
|
|
|
|
r = AppLayerParse(&f, ALPROTO_DCERPC, STREAM_TOCLIENT, dcerpcbindack, bindacklen);
|
|
|
|
if (r != 0) {
|
|
|
|
printf("dcerpc header check returned %" PRId32 ", expected 0: ", r);
|
|
|
|
result = 0;
|
|
|
|
goto end;
|
|
|
|
}
|
|
|
|
if (dcerpc_state->dcerpc.dcerpchdr.type != BIND_ACK) {
|
|
|
|
printf("expected dcerpc type 0x%02x , got 0x%02x : ", BIND_ACK, dcerpc_state->dcerpc.dcerpchdr.type);
|
|
|
|
result = 0;
|
|
|
|
goto end;
|
|
|
|
}
|
|
|
|
|
|
|
|
if (dcerpc_state->dcerpc.dcerpchdr.frag_length != 620) {
|
|
|
|
printf("expected dcerpc frag_length 0x%02x , got 0x%02x : ", 620, dcerpc_state->dcerpc.dcerpchdr.frag_length);
|
|
|
|
result = 0;
|
|
|
|
goto end;
|
|
|
|
}
|
|
|
|
TAILQ_FOREACH(uuid_entry, &dcerpc_state->dcerpc.dcerpcbindbindack.uuid_list, next) {
|
|
|
|
printUUID("BIND_ACK", uuid_entry);
|
|
|
|
}
|
|
|
|
|
|
|
|
r = AppLayerParse(&f, ALPROTO_DCERPC, STREAM_TOSERVER|STREAM_EOF, dcerpcrequest, requestlen);
|
|
|
|
if (r != 0) {
|
|
|
|
printf("dcerpc header check returned %" PRId32 ", expected 0: ", r);
|
|
|
|
result = 0;
|
|
|
|
goto end;
|
|
|
|
}
|
|
|
|
if (dcerpc_state->dcerpc.dcerpchdr.type != REQUEST) {
|
|
|
|
printf("expected dcerpc type 0x%02x , got 0x%02x : ", REQUEST, dcerpc_state->dcerpc.dcerpchdr.type);
|
|
|
|
result = 0;
|
|
|
|
goto end;
|
|
|
|
}
|
|
|
|
end:
|
|
|
|
StreamL7DataPtrFree(&ssn);
|
|
|
|
StreamTcpFreeConfig(TRUE);
|
|
|
|
return result;
|
|
|
|
}
|
|
|
|
|
|
|
|
/** \test DCERPC Request decoding and opnum parsing.
|
|
|
|
*/
|
|
|
|
int DCERPCParserTest02(void) {
|
|
|
|
int result = 1;
|
|
|
|
Flow f;
|
|
|
|
uint8_t dcerpcrequest[] = {
|
|
|
|
0x05, 0x00, 0x00, 0x00, 0x10,
|
|
|
|
0x00, 0x00, 0x00, 0x00, 0x04, 0x00, 0x00, 0x00,
|
|
|
|
0x00, 0x00, 0x00, 0xe8, 0x03, 0x00, 0x00, 0x0b,
|
|
|
|
0x00, 0x09, 0x00, 0x45, 0x00, 0x2c, 0x00, 0x4d,
|
|
|
|
0x00, 0x73, 0x00, 0x53, 0x00, 0x59, 0x00, 0x2a,
|
|
|
|
0x00, 0x4a, 0x00, 0x7a, 0x00, 0x3e, 0x00, 0x58,
|
|
|
|
0x00, 0x21, 0x00, 0x4a, 0x00, 0x30, 0x00, 0x41,
|
|
|
|
0x00, 0x4b, 0x00, 0x4b, 0x00, 0x3c, 0x00, 0x48,
|
|
|
|
0x00, 0x24, 0x00, 0x38, 0x00, 0x54, 0x00, 0x60,
|
|
|
|
0x00, 0x2d, 0x00, 0x29, 0x00, 0x64, 0x00, 0x5b,
|
|
|
|
0x00, 0x77, 0x00, 0x3a, 0x00, 0x4c, 0x00, 0x24,
|
|
|
|
0x00, 0x23, 0x00, 0x66, 0x00, 0x43, 0x00, 0x68,
|
|
|
|
0x00, 0x22, 0x00, 0x55, 0x00, 0x29, 0x00, 0x2c,
|
|
|
|
0x00, 0x4f, 0x00, 0x5a, 0x00, 0x50, 0x00, 0x61,
|
|
|
|
0x00, 0x2a, 0x00, 0x6f, 0x00, 0x2f, 0x00, 0x4d,
|
|
|
|
0x00, 0x68, 0x00, 0x3a, 0x00, 0x5c, 0x00, 0x67,
|
|
|
|
0x00, 0x68, 0x00, 0x68, 0x00, 0x49, 0x00, 0x45,
|
|
|
|
0x00, 0x4c, 0x00, 0x72, 0x00, 0x53, 0x00, 0x4c,
|
|
|
|
0x00, 0x25, 0x00, 0x4d, 0x00, 0x67, 0x00, 0x2e,
|
|
|
|
0x00, 0x4f, 0x00, 0x64, 0x00, 0x61, 0x00, 0x73,
|
|
|
|
0x00, 0x24, 0x00, 0x46, 0x00, 0x35, 0x00, 0x2e,
|
|
|
|
0x00, 0x45, 0x00, 0x6f, 0x00, 0x40, 0x00, 0x41,
|
|
|
|
0x00, 0x33, 0x00, 0x38, 0x00, 0x47, 0x00, 0x71,
|
|
|
|
0x00, 0x5a, 0x00, 0x37, 0x00, 0x7a, 0x00, 0x35,
|
|
|
|
0x00, 0x6b, 0x00, 0x3c, 0x00, 0x26, 0x00, 0x37,
|
|
|
|
0x00, 0x69, 0x00, 0x75, 0x00, 0x36, 0x00, 0x37,
|
|
|
|
0x00, 0x47, 0x00, 0x21, 0x00, 0x2d, 0x00, 0x69,
|
|
|
|
0x00, 0x37, 0x00, 0x78, 0x00, 0x5f, 0x00, 0x72,
|
|
|
|
0x00, 0x4b, 0x00, 0x5c, 0x00, 0x74, 0x00, 0x3e,
|
|
|
|
0x00, 0x52, 0x00, 0x7a, 0x00, 0x49, 0x00, 0x31,
|
|
|
|
0x00, 0x5a, 0x00, 0x7b, 0x00, 0x29, 0x00, 0x3b,
|
|
|
|
0x00, 0x78, 0x00, 0x3b, 0x00, 0x55, 0x00, 0x3e,
|
|
|
|
0x00, 0x35, 0x00, 0x2b, 0x00, 0x4e, 0x00, 0x4f,
|
|
|
|
0x00, 0x59, 0x00, 0x38, 0x00, 0x2a, 0x00, 0x59,
|
|
|
|
0x00, 0x6b, 0x00, 0x42, 0x00, 0x4c, 0x00, 0x3e,
|
|
|
|
0x00, 0x6a, 0x00, 0x49, 0x00, 0x2c, 0x00, 0x79,
|
|
|
|
0x00, 0x6e, 0x00, 0x35, 0x00, 0x4f, 0x00, 0x49,
|
|
|
|
0x00, 0x55, 0x00, 0x35, 0x00, 0x61, 0x00, 0x72,
|
|
|
|
0x00, 0x77, 0x00, 0x38, 0x00, 0x32, 0x00, 0x24,
|
|
|
|
0x00, 0x46, 0x00, 0x32, 0x00, 0x32, 0x00, 0x27,
|
|
|
|
0x00, 0x64, 0x00, 0x5a, 0x00, 0x77, 0x00, 0x2e,
|
|
|
|
0x00, 0x37, 0x00, 0x77, 0x00, 0x2e, 0x00, 0x28,
|
|
|
|
0x00, 0x63, 0x00, 0x4f, 0x00, 0x67, 0x00, 0x64,
|
|
|
|
0x00, 0x39, 0x00, 0x37, 0x00, 0x31, 0x00, 0x30,
|
|
|
|
0x00, 0x28, 0x00, 0x2e, 0x00, 0x6f, 0x00, 0x3e,
|
|
|
|
0x00, 0x59, 0x00, 0x28, 0x00, 0x67, 0x00, 0x52,
|
|
|
|
0x00, 0x35, 0x00, 0x5a, 0x00, 0x7c, 0x00, 0x56,
|
|
|
|
0x00, 0x6a, 0x00, 0x5c, 0x00, 0x3c, 0x00, 0x30,
|
|
|
|
0x00, 0x59, 0x00, 0x5c, 0x00, 0x5e, 0x00, 0x38,
|
|
|
|
0x00, 0x54, 0x00, 0x5c, 0x00, 0x5b, 0x00, 0x42,
|
|
|
|
0x00, 0x62, 0x00, 0x70, 0x00, 0x34, 0x00, 0x5c,
|
|
|
|
0x00, 0x57, 0x00, 0x7a, 0x00, 0x4b, 0x00, 0x2f,
|
|
|
|
0x00, 0x6b, 0x00, 0x6a, 0x00, 0x4f, 0x00, 0x41,
|
|
|
|
0x00, 0x33, 0x00, 0x52, 0x00, 0x36, 0x00, 0x27,
|
|
|
|
0x00, 0x30, 0x00, 0x6d, 0x00, 0x4a, 0x00, 0x30,
|
|
|
|
0x00, 0x78, 0x00, 0x46, 0x00, 0x65, 0x00, 0x4e,
|
|
|
|
0x00, 0x29, 0x00, 0x66, 0x00, 0x3f, 0x00, 0x72,
|
|
|
|
0x00, 0x71, 0x00, 0x75, 0x00, 0x4c, 0x00, 0x2b,
|
|
|
|
0x00, 0x5c, 0x00, 0x46, 0x00, 0x52, 0x00, 0x7b,
|
|
|
|
0x00, 0x5c, 0x00, 0x69, 0x00, 0x66, 0x00, 0x56,
|
|
|
|
0x00, 0x31, 0x00, 0x2d, 0x00, 0x72, 0x00, 0x61,
|
|
|
|
0x00, 0x68, 0x00, 0x28, 0x00, 0x7d, 0x00, 0x58,
|
|
|
|
0x00, 0x2a, 0x00, 0x7b, 0x00, 0x28, 0x00, 0x5b,
|
|
|
|
0x00, 0x54, 0x00, 0x3a, 0x00, 0x26, 0x00, 0x52,
|
|
|
|
0x00, 0x44, 0x00, 0x60, 0x00, 0x50, 0x00, 0x65,
|
|
|
|
0x00, 0x48, 0x00, 0x7d, 0x00, 0x2a, 0x00, 0x74,
|
|
|
|
0x00, 0x49, 0x00, 0x7b, 0x00, 0x21, 0x00, 0x61,
|
|
|
|
0x00, 0x52, 0x00, 0x43, 0x00, 0x5f, 0x00, 0x5a,
|
|
|
|
0x00, 0x74, 0x00, 0x5c, 0x00, 0x62, 0x00, 0x68,
|
|
|
|
0x00, 0x6c, 0x00, 0x6c, 0x00, 0x2b, 0x00, 0x6f,
|
|
|
|
0x00, 0x7c, 0x00, 0x42, 0x00, 0x67, 0x00, 0x32,
|
|
|
|
0x00, 0x58, 0x00, 0x35, 0x00, 0x30, 0x00, 0x2f,
|
|
|
|
0x00, 0x2d, 0x00, 0x60, 0x00, 0x62, 0x00, 0x51,
|
|
|
|
0x00, 0x2a, 0x00, 0x30, 0x00, 0x31, 0x00, 0x48,
|
|
|
|
0x00, 0x5b, 0x00, 0x5b, 0x00, 0x5d, 0x00, 0x25,
|
|
|
|
0x00, 0x58, 0x00, 0x4a, 0x00, 0x76, 0x00, 0x32,
|
|
|
|
0x00, 0x62, 0x00, 0x27, 0x00, 0x42, 0x00, 0x40,
|
|
|
|
0x00, 0x53, 0x00, 0x7c, 0x00, 0x7d, 0x00, 0x50,
|
|
|
|
0x00, 0x3d, 0x00, 0x40, 0x00, 0x76, 0x00, 0x38,
|
|
|
|
0x00, 0x58, 0x00, 0x39, 0x00, 0x63, 0x00, 0x3c,
|
|
|
|
0x00, 0x5b, 0x00, 0x23, 0x00, 0x53, 0x00, 0x7a,
|
|
|
|
0x00, 0x54, 0x00, 0x74, 0x00, 0x61, 0x00, 0x76,
|
|
|
|
0x00, 0x4a, 0x00, 0x3e, 0x00, 0x33, 0x00, 0x75,
|
|
|
|
0x00, 0x66, 0x00, 0x2d, 0x00, 0x48, 0x00, 0x33,
|
|
|
|
0x00, 0x71, 0x00, 0x76, 0x00, 0x48, 0x00, 0x71,
|
|
|
|
0x00, 0x41, 0x00, 0x6f, 0x00, 0x2a, 0x00, 0x67,
|
|
|
|
0x00, 0x70, 0x00, 0x21, 0x00, 0x70, 0x00, 0x4b,
|
|
|
|
0x00, 0x52, 0x00, 0x58, 0x00, 0x68, 0x00, 0x23,
|
|
|
|
0x00, 0x39, 0x00, 0x46, 0x00, 0x4d, 0x00, 0x51,
|
|
|
|
0x00, 0x57, 0x00, 0x3a, 0x00, 0x79, 0x00, 0x7b,
|
|
|
|
0x00, 0x6c, 0x00, 0x55, 0x00, 0x33, 0x00, 0x65,
|
|
|
|
0x00, 0x49, 0x00, 0x72, 0x00, 0x30, 0x00, 0x4f,
|
|
|
|
0x00, 0x41, 0x00, 0x6e, 0x00, 0x31, 0x00, 0x4a,
|
|
|
|
0x00, 0x60, 0x00, 0x79, 0x00, 0x70, 0x00, 0x4f,
|
|
|
|
0x00, 0x58, 0x00, 0x75, 0x00, 0x44, 0x00, 0x59,
|
|
|
|
0x00, 0x58, 0x00, 0x46, 0x00, 0x3d, 0x00, 0x46,
|
|
|
|
0x00, 0x74, 0x00, 0x51, 0x00, 0x57, 0x00, 0x6e,
|
|
|
|
0x00, 0x2d, 0x00, 0x47, 0x00, 0x23, 0x00, 0x45,
|
|
|
|
0x00, 0x60, 0x00, 0x4c, 0x00, 0x72, 0x00, 0x4e,
|
|
|
|
0x00, 0x74, 0x00, 0x40, 0x00, 0x76, 0x00, 0x75,
|
|
|
|
0x00, 0x74, 0x00, 0x56, 0x00, 0x44, 0x00, 0x29,
|
|
|
|
0x00, 0x62, 0x00, 0x58, 0x00, 0x31, 0x00, 0x78,
|
|
|
|
0x00, 0x32, 0x00, 0x52, 0x00, 0x4a, 0x00, 0x6b,
|
|
|
|
0x00, 0x55, 0x00, 0x72, 0x00, 0x6f, 0x00, 0x6f,
|
|
|
|
0x00, 0x4a, 0x00, 0x54, 0x00, 0x7d, 0x00, 0x68,
|
|
|
|
0x00, 0x3f, 0x00, 0x28, 0x00, 0x21, 0x00, 0x53,
|
|
|
|
0x00, 0x48, 0x00, 0x5a, 0x00, 0x34, 0x00, 0x36,
|
|
|
|
0x00, 0x35, 0x00, 0x64, 0x00, 0x4e, 0x00, 0x75,
|
|
|
|
0x00, 0x69, 0x00, 0x23, 0x00, 0x75, 0x00, 0x55,
|
|
|
|
0x00, 0x43, 0x00, 0x75, 0x00, 0x2f, 0x00, 0x73,
|
|
|
|
0x00, 0x62, 0x00, 0x6f, 0x00, 0x37, 0x00, 0x4e,
|
|
|
|
0x00, 0x25, 0x00, 0x25, 0x00, 0x21, 0x00, 0x3d,
|
|
|
|
0x00, 0x3c, 0x00, 0x71, 0x00, 0x3e, 0x00, 0x3f,
|
|
|
|
0x00, 0x30, 0x00, 0x36, 0x00, 0x62, 0x00, 0x63,
|
|
|
|
0x00, 0x53, 0x00, 0x54, 0x00, 0x5d, 0x00, 0x61,
|
|
|
|
0x00, 0x4c, 0x00, 0x28, 0x00, 0x2b, 0x00, 0x4c,
|
|
|
|
0x00, 0x4e, 0x00, 0x66, 0x00, 0x5f, 0x00, 0x4b,
|
|
|
|
0x00, 0x43, 0x00, 0x75, 0x00, 0x45, 0x00, 0x37,
|
|
|
|
0x00, 0x28, 0x00, 0x56, 0x00, 0x36, 0x00, 0x6a,
|
|
|
|
0x00, 0x3e, 0x00, 0x64, 0x00, 0x34, 0x00, 0x6a,
|
|
|
|
0x00, 0x7d, 0x00, 0x4a, 0x00, 0x66, 0x00, 0x7a,
|
|
|
|
0x00, 0x3e, 0x00, 0x75, 0x00, 0x38, 0x00, 0x7b,
|
|
|
|
0x00, 0x42, 0x00, 0x76, 0x00, 0x29, 0x00, 0x4c,
|
|
|
|
0x00, 0x65, 0x00, 0x2e, 0x00, 0x32, 0x00, 0x4b,
|
|
|
|
0x00, 0x2b, 0x00, 0x51, 0x00, 0x47, 0x00, 0x22,
|
|
|
|
0x00, 0x48, 0x00, 0x3d, 0x00, 0x49, 0x00, 0x44,
|
|
|
|
0x00, 0x5d, 0x00, 0x59, 0x00, 0x63, 0x00, 0x5c,
|
|
|
|
0x00, 0x24, 0x00, 0x35, 0x00, 0x34, 0x00, 0x70,
|
|
|
|
0x00, 0x69, 0x00};
|
|
|
|
uint32_t requestlen = sizeof(dcerpcrequest);
|
|
|
|
|
|
|
|
TcpSession ssn;
|
|
|
|
|
|
|
|
memset(&f, 0, sizeof(f));
|
|
|
|
memset(&ssn, 0, sizeof(ssn));
|
|
|
|
f.protoctx = (void *)&ssn;
|
|
|
|
|
|
|
|
StreamTcpInitConfig(TRUE);
|
|
|
|
StreamL7DataPtrInit(&ssn);
|
|
|
|
|
|
|
|
int r = AppLayerParse(&f, ALPROTO_DCERPC, STREAM_TOSERVER|STREAM_START, dcerpcrequest, requestlen);
|
|
|
|
if (r != 0) {
|
|
|
|
printf("dcerpc header check returned %" PRId32 ", expected 0: ", r);
|
|
|
|
result = 0;
|
|
|
|
goto end;
|
|
|
|
}
|
|
|
|
|
|
|
|
DCERPCState *dcerpc_state = ssn.aldata[AlpGetStateIdx(ALPROTO_DCERPC)];
|
|
|
|
if (dcerpc_state == NULL) {
|
|
|
|
printf("no dcerpc state: ");
|
|
|
|
result = 0;
|
|
|
|
goto end;
|
|
|
|
}
|
|
|
|
|
|
|
|
if (dcerpc_state->dcerpc.dcerpchdr.rpc_vers != 5) {
|
|
|
|
printf("expected dcerpc version 0x05, got 0x%02x : ",
|
|
|
|
dcerpc_state->dcerpc.dcerpchdr.rpc_vers);
|
|
|
|
result = 0;
|
|
|
|
goto end;
|
|
|
|
}
|
|
|
|
|
|
|
|
if (dcerpc_state->dcerpc.dcerpchdr.type != REQUEST) {
|
|
|
|
printf("expected dcerpc type 0x%02x , got 0x%02x : ", REQUEST, dcerpc_state->dcerpc.dcerpchdr.type);
|
|
|
|
result = 0;
|
|
|
|
goto end;
|
|
|
|
}
|
|
|
|
|
|
|
|
if (dcerpc_state->dcerpc.dcerpchdr.frag_length != 1024) {
|
|
|
|
printf("expected dcerpc frag_length 0x%02x , got 0x%02x : ", 1024, dcerpc_state->dcerpc.dcerpchdr.frag_length);
|
|
|
|
result = 0;
|
|
|
|
goto end;
|
|
|
|
}
|
|
|
|
|
|
|
|
if (dcerpc_state->dcerpc.dcerpcrequest.opnum != 9) {
|
|
|
|
printf("expected dcerpc opnum 0x%02x , got 0x%02x : ", 9, dcerpc_state->dcerpc.dcerpcrequest.opnum);
|
|
|
|
result = 0;
|
|
|
|
goto end;
|
|
|
|
}
|
|
|
|
|
|
|
|
end:
|
|
|
|
StreamL7DataPtrFree(&ssn);
|
|
|
|
StreamTcpFreeConfig(TRUE);
|
|
|
|
return result;
|
|
|
|
}
|
|
|
|
|
|
|
|
/** \test Test endianness handling
|
|
|
|
*/
|
|
|
|
int DCERPCParserTest03(void) {
|
|
|
|
int result = 1;
|
|
|
|
Flow f;
|
|
|
|
uint8_t dcerpcrequest[] = {
|
|
|
|
0x05, 0x00, 0x00, 0x00, 0x01,
|
|
|
|
0x00, 0x00, 0x00, 0x04, 0x00, 0x00, 0x00, 0x00,
|
|
|
|
0x00, 0x00, 0x00, 0xe8, 0x03, 0x00, 0x00, 0x00,
|
|
|
|
0x0b, 0x00, 0x09, 0x45, 0x00, 0x2c, 0x00, 0x4d,
|
|
|
|
0x00, 0x73, 0x00, 0x53, 0x00, 0x59, 0x00, 0x2a,
|
|
|
|
0x00, 0x4a, 0x00, 0x7a, 0x00, 0x3e, 0x00, 0x58,
|
|
|
|
0x00, 0x21, 0x00, 0x4a, 0x00, 0x30, 0x00, 0x41,
|
|
|
|
0x00, 0x4b, 0x00, 0x4b, 0x00, 0x3c, 0x00, 0x48,
|
|
|
|
0x00, 0x24, 0x00, 0x38, 0x00, 0x54, 0x00, 0x60,
|
|
|
|
0x00, 0x2d, 0x00, 0x29, 0x00, 0x64, 0x00, 0x5b,
|
|
|
|
0x00, 0x77, 0x00, 0x3a, 0x00, 0x4c, 0x00, 0x24,
|
|
|
|
0x00, 0x23, 0x00, 0x66, 0x00, 0x43, 0x00, 0x68,
|
|
|
|
0x00, 0x22, 0x00, 0x55, 0x00, 0x29, 0x00, 0x2c,
|
|
|
|
0x00, 0x4f, 0x00, 0x5a, 0x00, 0x50, 0x00, 0x61,
|
|
|
|
0x00, 0x2a, 0x00, 0x6f, 0x00, 0x2f, 0x00, 0x4d,
|
|
|
|
0x00, 0x68, 0x00, 0x3a, 0x00, 0x5c, 0x00, 0x67,
|
|
|
|
0x00, 0x68, 0x00, 0x68, 0x00, 0x49, 0x00, 0x45,
|
|
|
|
0x00, 0x4c, 0x00, 0x72, 0x00, 0x53, 0x00, 0x4c,
|
|
|
|
0x00, 0x25, 0x00, 0x4d, 0x00, 0x67, 0x00, 0x2e,
|
|
|
|
0x00, 0x4f, 0x00, 0x64, 0x00, 0x61, 0x00, 0x73,
|
|
|
|
0x00, 0x24, 0x00, 0x46, 0x00, 0x35, 0x00, 0x2e,
|
|
|
|
0x00, 0x45, 0x00, 0x6f, 0x00, 0x40, 0x00, 0x41,
|
|
|
|
0x00, 0x33, 0x00, 0x38, 0x00, 0x47, 0x00, 0x71,
|
|
|
|
0x00, 0x5a, 0x00, 0x37, 0x00, 0x7a, 0x00, 0x35,
|
|
|
|
0x00, 0x6b, 0x00, 0x3c, 0x00, 0x26, 0x00, 0x37,
|
|
|
|
0x00, 0x69, 0x00, 0x75, 0x00, 0x36, 0x00, 0x37,
|
|
|
|
0x00, 0x47, 0x00, 0x21, 0x00, 0x2d, 0x00, 0x69,
|
|
|
|
0x00, 0x37, 0x00, 0x78, 0x00, 0x5f, 0x00, 0x72,
|
|
|
|
0x00, 0x4b, 0x00, 0x5c, 0x00, 0x74, 0x00, 0x3e,
|
|
|
|
0x00, 0x52, 0x00, 0x7a, 0x00, 0x49, 0x00, 0x31,
|
|
|
|
0x00, 0x5a, 0x00, 0x7b, 0x00, 0x29, 0x00, 0x3b,
|
|
|
|
0x00, 0x78, 0x00, 0x3b, 0x00, 0x55, 0x00, 0x3e,
|
|
|
|
0x00, 0x35, 0x00, 0x2b, 0x00, 0x4e, 0x00, 0x4f,
|
|
|
|
0x00, 0x59, 0x00, 0x38, 0x00, 0x2a, 0x00, 0x59,
|
|
|
|
0x00, 0x6b, 0x00, 0x42, 0x00, 0x4c, 0x00, 0x3e,
|
|
|
|
0x00, 0x6a, 0x00, 0x49, 0x00, 0x2c, 0x00, 0x79,
|
|
|
|
0x00, 0x6e, 0x00, 0x35, 0x00, 0x4f, 0x00, 0x49,
|
|
|
|
0x00, 0x55, 0x00, 0x35, 0x00, 0x61, 0x00, 0x72,
|
|
|
|
0x00, 0x77, 0x00, 0x38, 0x00, 0x32, 0x00, 0x24,
|
|
|
|
0x00, 0x46, 0x00, 0x32, 0x00, 0x32, 0x00, 0x27,
|
|
|
|
0x00, 0x64, 0x00, 0x5a, 0x00, 0x77, 0x00, 0x2e,
|
|
|
|
0x00, 0x37, 0x00, 0x77, 0x00, 0x2e, 0x00, 0x28,
|
|
|
|
0x00, 0x63, 0x00, 0x4f, 0x00, 0x67, 0x00, 0x64,
|
|
|
|
0x00, 0x39, 0x00, 0x37, 0x00, 0x31, 0x00, 0x30,
|
|
|
|
0x00, 0x28, 0x00, 0x2e, 0x00, 0x6f, 0x00, 0x3e,
|
|
|
|
0x00, 0x59, 0x00, 0x28, 0x00, 0x67, 0x00, 0x52,
|
|
|
|
0x00, 0x35, 0x00, 0x5a, 0x00, 0x7c, 0x00, 0x56,
|
|
|
|
0x00, 0x6a, 0x00, 0x5c, 0x00, 0x3c, 0x00, 0x30,
|
|
|
|
0x00, 0x59, 0x00, 0x5c, 0x00, 0x5e, 0x00, 0x38,
|
|
|
|
0x00, 0x54, 0x00, 0x5c, 0x00, 0x5b, 0x00, 0x42,
|
|
|
|
0x00, 0x62, 0x00, 0x70, 0x00, 0x34, 0x00, 0x5c,
|
|
|
|
0x00, 0x57, 0x00, 0x7a, 0x00, 0x4b, 0x00, 0x2f,
|
|
|
|
0x00, 0x6b, 0x00, 0x6a, 0x00, 0x4f, 0x00, 0x41,
|
|
|
|
0x00, 0x33, 0x00, 0x52, 0x00, 0x36, 0x00, 0x27,
|
|
|
|
0x00, 0x30, 0x00, 0x6d, 0x00, 0x4a, 0x00, 0x30,
|
|
|
|
0x00, 0x78, 0x00, 0x46, 0x00, 0x65, 0x00, 0x4e,
|
|
|
|
0x00, 0x29, 0x00, 0x66, 0x00, 0x3f, 0x00, 0x72,
|
|
|
|
0x00, 0x71, 0x00, 0x75, 0x00, 0x4c, 0x00, 0x2b,
|
|
|
|
0x00, 0x5c, 0x00, 0x46, 0x00, 0x52, 0x00, 0x7b,
|
|
|
|
0x00, 0x5c, 0x00, 0x69, 0x00, 0x66, 0x00, 0x56,
|
|
|
|
0x00, 0x31, 0x00, 0x2d, 0x00, 0x72, 0x00, 0x61,
|
|
|
|
0x00, 0x68, 0x00, 0x28, 0x00, 0x7d, 0x00, 0x58,
|
|
|
|
0x00, 0x2a, 0x00, 0x7b, 0x00, 0x28, 0x00, 0x5b,
|
|
|
|
0x00, 0x54, 0x00, 0x3a, 0x00, 0x26, 0x00, 0x52,
|
|
|
|
0x00, 0x44, 0x00, 0x60, 0x00, 0x50, 0x00, 0x65,
|
|
|
|
0x00, 0x48, 0x00, 0x7d, 0x00, 0x2a, 0x00, 0x74,
|
|
|
|
0x00, 0x49, 0x00, 0x7b, 0x00, 0x21, 0x00, 0x61,
|
|
|
|
0x00, 0x52, 0x00, 0x43, 0x00, 0x5f, 0x00, 0x5a,
|
|
|
|
0x00, 0x74, 0x00, 0x5c, 0x00, 0x62, 0x00, 0x68,
|
|
|
|
0x00, 0x6c, 0x00, 0x6c, 0x00, 0x2b, 0x00, 0x6f,
|
|
|
|
0x00, 0x7c, 0x00, 0x42, 0x00, 0x67, 0x00, 0x32,
|
|
|
|
0x00, 0x58, 0x00, 0x35, 0x00, 0x30, 0x00, 0x2f,
|
|
|
|
0x00, 0x2d, 0x00, 0x60, 0x00, 0x62, 0x00, 0x51,
|
|
|
|
0x00, 0x2a, 0x00, 0x30, 0x00, 0x31, 0x00, 0x48,
|
|
|
|
0x00, 0x5b, 0x00, 0x5b, 0x00, 0x5d, 0x00, 0x25,
|
|
|
|
0x00, 0x58, 0x00, 0x4a, 0x00, 0x76, 0x00, 0x32,
|
|
|
|
0x00, 0x62, 0x00, 0x27, 0x00, 0x42, 0x00, 0x40,
|
|
|
|
0x00, 0x53, 0x00, 0x7c, 0x00, 0x7d, 0x00, 0x50,
|
|
|
|
0x00, 0x3d, 0x00, 0x40, 0x00, 0x76, 0x00, 0x38,
|
|
|
|
0x00, 0x58, 0x00, 0x39, 0x00, 0x63, 0x00, 0x3c,
|
|
|
|
0x00, 0x5b, 0x00, 0x23, 0x00, 0x53, 0x00, 0x7a,
|
|
|
|
0x00, 0x54, 0x00, 0x74, 0x00, 0x61, 0x00, 0x76,
|
|
|
|
0x00, 0x4a, 0x00, 0x3e, 0x00, 0x33, 0x00, 0x75,
|
|
|
|
0x00, 0x66, 0x00, 0x2d, 0x00, 0x48, 0x00, 0x33,
|
|
|
|
0x00, 0x71, 0x00, 0x76, 0x00, 0x48, 0x00, 0x71,
|
|
|
|
0x00, 0x41, 0x00, 0x6f, 0x00, 0x2a, 0x00, 0x67,
|
|
|
|
0x00, 0x70, 0x00, 0x21, 0x00, 0x70, 0x00, 0x4b,
|
|
|
|
0x00, 0x52, 0x00, 0x58, 0x00, 0x68, 0x00, 0x23,
|
|
|
|
0x00, 0x39, 0x00, 0x46, 0x00, 0x4d, 0x00, 0x51,
|
|
|
|
0x00, 0x57, 0x00, 0x3a, 0x00, 0x79, 0x00, 0x7b,
|
|
|
|
0x00, 0x6c, 0x00, 0x55, 0x00, 0x33, 0x00, 0x65,
|
|
|
|
0x00, 0x49, 0x00, 0x72, 0x00, 0x30, 0x00, 0x4f,
|
|
|
|
0x00, 0x41, 0x00, 0x6e, 0x00, 0x31, 0x00, 0x4a,
|
|
|
|
0x00, 0x60, 0x00, 0x79, 0x00, 0x70, 0x00, 0x4f,
|
|
|
|
0x00, 0x58, 0x00, 0x75, 0x00, 0x44, 0x00, 0x59,
|
|
|
|
0x00, 0x58, 0x00, 0x46, 0x00, 0x3d, 0x00, 0x46,
|
|
|
|
0x00, 0x74, 0x00, 0x51, 0x00, 0x57, 0x00, 0x6e,
|
|
|
|
0x00, 0x2d, 0x00, 0x47, 0x00, 0x23, 0x00, 0x45,
|
|
|
|
0x00, 0x60, 0x00, 0x4c, 0x00, 0x72, 0x00, 0x4e,
|
|
|
|
0x00, 0x74, 0x00, 0x40, 0x00, 0x76, 0x00, 0x75,
|
|
|
|
0x00, 0x74, 0x00, 0x56, 0x00, 0x44, 0x00, 0x29,
|
|
|
|
0x00, 0x62, 0x00, 0x58, 0x00, 0x31, 0x00, 0x78,
|
|
|
|
0x00, 0x32, 0x00, 0x52, 0x00, 0x4a, 0x00, 0x6b,
|
|
|
|
0x00, 0x55, 0x00, 0x72, 0x00, 0x6f, 0x00, 0x6f,
|
|
|
|
0x00, 0x4a, 0x00, 0x54, 0x00, 0x7d, 0x00, 0x68,
|
|
|
|
0x00, 0x3f, 0x00, 0x28, 0x00, 0x21, 0x00, 0x53,
|
|
|
|
0x00, 0x48, 0x00, 0x5a, 0x00, 0x34, 0x00, 0x36,
|
|
|
|
0x00, 0x35, 0x00, 0x64, 0x00, 0x4e, 0x00, 0x75,
|
|
|
|
0x00, 0x69, 0x00, 0x23, 0x00, 0x75, 0x00, 0x55,
|
|
|
|
0x00, 0x43, 0x00, 0x75, 0x00, 0x2f, 0x00, 0x73,
|
|
|
|
0x00, 0x62, 0x00, 0x6f, 0x00, 0x37, 0x00, 0x4e,
|
|
|
|
0x00, 0x25, 0x00, 0x25, 0x00, 0x21, 0x00, 0x3d,
|
|
|
|
0x00, 0x3c, 0x00, 0x71, 0x00, 0x3e, 0x00, 0x3f,
|
|
|
|
0x00, 0x30, 0x00, 0x36, 0x00, 0x62, 0x00, 0x63,
|
|
|
|
0x00, 0x53, 0x00, 0x54, 0x00, 0x5d, 0x00, 0x61,
|
|
|
|
0x00, 0x4c, 0x00, 0x28, 0x00, 0x2b, 0x00, 0x4c,
|
|
|
|
0x00, 0x4e, 0x00, 0x66, 0x00, 0x5f, 0x00, 0x4b,
|
|
|
|
0x00, 0x43, 0x00, 0x75, 0x00, 0x45, 0x00, 0x37,
|
|
|
|
0x00, 0x28, 0x00, 0x56, 0x00, 0x36, 0x00, 0x6a,
|
|
|
|
0x00, 0x3e, 0x00, 0x64, 0x00, 0x34, 0x00, 0x6a,
|
|
|
|
0x00, 0x7d, 0x00, 0x4a, 0x00, 0x66, 0x00, 0x7a,
|
|
|
|
0x00, 0x3e, 0x00, 0x75, 0x00, 0x38, 0x00, 0x7b,
|
|
|
|
0x00, 0x42, 0x00, 0x76, 0x00, 0x29, 0x00, 0x4c,
|
|
|
|
0x00, 0x65, 0x00, 0x2e, 0x00, 0x32, 0x00, 0x4b,
|
|
|
|
0x00, 0x2b, 0x00, 0x51, 0x00, 0x47, 0x00, 0x22,
|
|
|
|
0x00, 0x48, 0x00, 0x3d, 0x00, 0x49, 0x00, 0x44,
|
|
|
|
0x00, 0x5d, 0x00, 0x59, 0x00, 0x63, 0x00, 0x5c,
|
|
|
|
0x00, 0x24, 0x00, 0x35, 0x00, 0x34, 0x00, 0x70,
|
|
|
|
0x00, 0x69, 0x00};
|
|
|
|
uint32_t requestlen = sizeof(dcerpcrequest);
|
|
|
|
|
|
|
|
TcpSession ssn;
|
|
|
|
|
|
|
|
memset(&f, 0, sizeof(f));
|
|
|
|
memset(&ssn, 0, sizeof(ssn));
|
|
|
|
f.protoctx = (void *)&ssn;
|
|
|
|
|
|
|
|
StreamTcpInitConfig(TRUE);
|
|
|
|
StreamL7DataPtrInit(&ssn);
|
|
|
|
|
|
|
|
int r = AppLayerParse(&f, ALPROTO_DCERPC, STREAM_TOSERVER|STREAM_START, dcerpcrequest, requestlen);
|
|
|
|
if (r != 0) {
|
|
|
|
printf("dcerpc header check returned %" PRId32 ", expected 0: ", r);
|
|
|
|
result = 0;
|
|
|
|
goto end;
|
|
|
|
}
|
|
|
|
|
|
|
|
DCERPCState *dcerpc_state = ssn.aldata[AlpGetStateIdx(ALPROTO_DCERPC)];
|
|
|
|
if (dcerpc_state == NULL) {
|
|
|
|
printf("no dcerpc state: ");
|
|
|
|
result = 0;
|
|
|
|
goto end;
|
|
|
|
}
|
|
|
|
|
|
|
|
if (dcerpc_state->dcerpc.dcerpchdr.packed_drep[0] != 0x01) {
|
|
|
|
printf("expected dcerpc data representation 0x01, got 0x%02x : ",
|
|
|
|
dcerpc_state->dcerpc.dcerpchdr.packed_drep[0]);
|
|
|
|
result = 0;
|
|
|
|
goto end;
|
|
|
|
}
|
|
|
|
|
|
|
|
if (dcerpc_state->dcerpc.dcerpchdr.frag_length != 1024) {
|
|
|
|
printf("expected dcerpc frag_length 0x%02x , got 0x%02x : ", 1024, dcerpc_state->dcerpc.dcerpchdr.frag_length);
|
|
|
|
result = 0;
|
|
|
|
goto end;
|
|
|
|
}
|
|
|
|
|
|
|
|
if (dcerpc_state->dcerpc.dcerpcrequest.opnum != 9) {
|
|
|
|
printf("expected dcerpc opnum 0x%02x , got 0x%02x : ", 9, dcerpc_state->dcerpc.dcerpcrequest.opnum);
|
|
|
|
result = 0;
|
|
|
|
goto end;
|
|
|
|
}
|
|
|
|
end:
|
|
|
|
StreamL7DataPtrFree(&ssn);
|
|
|
|
StreamTcpFreeConfig(TRUE);
|
|
|
|
return result;
|
|
|
|
}
|
|
|
|
|
|
|
|
void DCERPCParserRegisterTests(void) {
|
|
|
|
printf("DCERPCParserRegisterTests\n");
|
|
|
|
UtRegisterTest("DCERPCParserTest01", DCERPCParserTest01, 1);
|
|
|
|
UtRegisterTest("DCERPCParserTest02", DCERPCParserTest02, 1);
|
|
|
|
UtRegisterTest("DCERPCParserTest03", DCERPCParserTest03, 1);
|
|
|
|
}
|
|
|
|
#endif
|
|
|
|
|