Custom payload.

Fixes #4708



git-svn-id: file:///home/svn/framework3/trunk@13058 4d416f70-5f16-0410-b530-b9f4589650da

modules/payloads/singles/generic/custom.rb

@@ -0,0 +1,64 @@
+##
+# $Id$
+##
+
+##
+# 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'
+require 'msf/core/payload/generic'
+
+module Metasploit3
+
+	include Msf::Payload::Single
+	include Msf::Payload::Generic
+
+	def initialize(info = {})
+		super(merge_info(info,
+			'Name'          => 'Custom Payload',
+			'Version'       => '$Revision$',
+			'Description'   => 'Use custom string or file as payload. Set either PAYLOADFILE or
+								PAYLOADSTR.',
+			'Author'        => 'scriptjunkie <scriptjunkie  at  scriptjunkie  us>',
+			'License'       => MSF_LICENSE,
+			'Payload'	    =>
+				{
+					'Payload' => "" # not really
+				}
+			))
+			
+		# Register options
+		register_options(
+			[
+				OptString.new('PAYLOADFILE', [ false, "The file to read the payload from" ] ),
+				OptString.new('PAYLOADSTR', [ false, "The string to use as a payload" ] )
+			], self.class)
+	end
+
+	#
+	# Construct the payload
+	#
+	def generate
+		if datastore['PAYLOADFILE']
+			IO.read(datastore['PAYLOADFILE'])
+		elsif datastore['PAYLOADSTR']
+			datastore['PAYLOADSTR']
+		end
+	end
+
+	# Only accept the "none" encoder
+	def compatible_encoders
+		encoders = super()
+		encoders2 = []
+		encoders.each do |encname, encmod|
+			encoders2 << [encname, encmod] if encname.include? 'none'
+		end
+
+		return encoders2
+	end
+
+end