Mrtstub.exe is part of the Microsoft Malicious Software Removal Tool that comes with the monthly batch of Windows updates. The randomly named folder is generated when Windows updates are installed, it is a temporary unzip folder that should be removed after installation (but this doesn’t always happen)…
MRTStub stands for Malicious Software Removal Tool Update Stub. The .exe extension in the file name indicates that it is an executable file. It is possible that in some cases an executable file can damage your computer.
No need to worry You can manually delete the folder and this will not affect Windows. Another way to confirm this is to see the digital signature as Microsoft Windows of this executable, right click on it and select Properties.
Originally developed by Microsoft Corporation, windows.exe is a legitimate file process. This process is known as stub and is related to stub. By default it is located in C:\Programs.
Is Chrome.exe a virus? In most cases Chrome.exe is not a virus. It is a secure and trusted process used by Google Chrome web browser. Chrome.exe is running multiple instances of Chrome.exe in your task manager (and here’s why).
Sonic.exe is a viral horror story involving an evil version of the video game character Sonic the Hedgehog.
Scan the EXE file with VirusTotal
Another way to find out if the EXE file is genuine is to scan it with VirusTotal. You simply upload the suspicious file to the VirusTotal website and this online scanner will check it for all types of malware.
An .exe file can be a virus, but certainly not all of them. In fact, most are safe to use or even necessary for your Windows system to run. It all depends on what is contained in an .exe file. Basically, .exe files are programs that have been translated (compiled) into machine code.