mrtclock.exe is a MRT Win2Farsi.com
belonging to MRT Win2Farsi.com
from MRT Win2Farsi.com
Non-system processes like mrtclock.exe originate from software you installed on your system. Since most applications store data in your system's registry, it is likely that your registry has suffered fragmentation and accumulated invalid entries which can affect your PC's performance. It is recommended that you check your registry to identify slowdown issues.