Use cmd_exec

modules/exploits/windows/local/persistence.rb

@@ -230,9 +230,9 @@ class Metasploit4 < Msf::Exploit::Local
     # Error handling for process.execute() can throw a RequestError in send_request.
     begin
       unless datastore['EXE::Custom']
-        session.shell_command_token(script_on_target)
+        cmd_exec("wscript \"#{script_on_target}\"")
       else
-        session.shell_command_token("cscript \"#{script_on_target}\"")
+        cmd_exec("cscript \"#{script_on_target}\"")
       end
     rescue
       print_error("Failed to execute payload on target")