Add warning for persist

Author: Meatballs1

modules/exploits/windows/smb/psexec_psh.rb

@@ -74,6 +74,10 @@ def initialize(info = {})
 	def exploit
 		command = cmd_psh_payload(payload.encoded)
 
+		if datastore['PERSIST'] and not datastore['DisablePayloadHandler']
+			print_warning("You probably want to DisablePayloadHandler and use exploit/multi/handler with the PERSIST option.")
+		end
+
 		#Try and authenticate with given credentials
 		if connect
 			begin