Click here to run a scan if you are experiencing issues with this process.
Process name: Malicious Software Removal Tool.
Application using this process: Microsoft Windows Operating System
Recommended: Scan your system for invalid registry entries.
What is mrt.exe doing on my computer?
mrt.exe is the process for Microsoft Windows Malicious Software Removal Tool which helps to secure your PC by removing spyware and other unwanted processes.
Microsoft Windows Malicious Software Removal Tool checks your machine for infection by specific, prevalent malicious software including Blaster, Sasser, and Mydoom. The objective of this tool is to remove the infection if it is found. Microsoft will release an updated version of this tool on the second Tuesday of each month. This tool can be downloaded as an update (kb890830)
The process mrt.exe is important for safe and secure Internet browsing and should not be terminated. MRT.exe is located in the folder C:\Windows\System32 and please note that If you find MRT.exe somewhere else other than C:\Windows\system32, then it is probably a malware application.
Non-system processes like mrt.exe originate from software you installed on your system. Since most applications store data in your system's registry, it is likely that over time your registry suffers fragmentation and accumulates invalid entries which can affect your PC's performance. It is recommended that you check your registry to identify slowdown issues.