Several windows xp service can not be stopped, the virus is what

One is called occstx
called Windows Presentation Foundaution (WPF)
can not stop (stop button is gray), can not be set to “Disabled” (it will immediately resume the “automatic”).WINDOWS I
play for many years, have never seen these two services, ah, but I have not installed anything chaos.
Is it not a virus? How can we stop this 2 services?

First 360 security guards “to clear the poor comments plug-in” scanning function, if there are problems prompt safe mode, the following points of the clean-up button and repair; AutoGuarder repair or Safe Mode.

In safe mode to see whether the termination of these two services, or if not, right-click the service, attributes point to see the “executable file path” , According to the procedure to find the path name in the Task Manager to terminate the process inside the process, and then delete the program.

If not terminated, Bing Ren This tool can be used to terminate the process.