Fixes #463. Missing a return value in exe.rb and missing a default format in msfencode

git-svn-id: file:///home/svn/framework3/trunk@7357 4d416f70-5f16-0410-b530-b9f4589650da

lib/msf/util/exe.rb

@@ -423,7 +423,7 @@ require 'rex/pescan'
 		vbs << "#{var_func}\r\n"
 		vbs << "WScript.Sleep #{delay * 1000}\r\n" if persist
 		vbs << "Loop\r\n" if persist
-
+		vbs
 	end
 
 	def self.to_win32pe_vbs(framework, code, opts={})

msfencode

@@ -257,6 +257,7 @@ case cmd
 						end
 					end
 				else
+					fmt ||= "ruby"
 					if(not output)
 						$stdout.print(Msf::Simple::Buffer.transform(raw, fmt))
 					else