How to remove Microsoft Antivirus has found critical process activity on your PC

Microsoft Antivirus has found critical process activity on your PC – a scam spreading rogue antispyware software

'Microsoft Antivirus has found critical process activity on your PC' is a fake notification, which is used to infect computers with rogue anti-spyware programs. In order to be more specific, the version, which our security experts have discovered, can install the security_cleaner.exe file. This file is responsible for launching System Care Antivirus, a dangerous rogue anti-spyware, which seeks to swindle the money by making victims pay for its licensed version.

However, you should also be aware that scammers can also start using this pop-up ad for spreading other potentially unwanted programs and cyber threats. In most cases, this alert appears when victims browse the Internet and end up on a questionable, malicious, or hacked website. Please ignore it and close the page where such a pop-up was displayed.

The article's culprits message looks like it belongs to Microsoft Corporation and says that there is a virus on the user's computer. However, there are no websites that could determine whether your PC is infected with a virus or not. This is nothing more but a scam.

You must stay away from 'Microsoft Antivirus has found critical process activity on your PC' and remove malicious files from the system if you have been tricked into clicking the OK button. Do that with the help of proper security tools. Afterward, perform system diagnostics to ensure a stable working environment.

Risks of clicking the OK button on fake virus notifications

You can be interrupted by fake 'Microsoft Antivirus has found critical process activity on your PC' notification on any website. Scammers not only create fraudulent websites and fill them with such ads, but they may also hack a legitimate site and make it show messages like this one:

Microsoft Antivirus has found critical process activity on your system.
You need to clean your computer to prevent the system breakage

If you fall for clicking the OK button, you could be redirected to another site with another alert that may also trick you into believing that you have a deal with real Microsoft Antivirus. It is tilted 'Microsoft Security Essentials Alert,' and it is set to show a fake scan report filled with different kinds of viruses.

Please, do NOT fall for this alert and do NOT click the 'Clean Computer' button because it will infect your PC with System Care Antivirus. You cannot trust any virus alerts when browsing the internet. These notifications and popups are scams to spread rogue antispyware software.

Malware removal options for users who clicked the OK button

If you clicked the OK button when “Microsoft Antivirus has found critical process activity on your PC” notification, your device is most likely infected by System Care Antivirus. Then download, launch and update a reliable anti-malware software.

Sometimes, rogue antispyware can block you from opening security-related tools. If that's the case, you have two options. Either try registering the bogus security software using this code – AA39754E-715219CE (it could make malware think that you have purchased it), or remove it in Safe Mode with Networking.

Either way, do that immediately, as fake security tools could disable your AV protection, exposing you to dangerous threats lurking on the internet. And lastly, to ensure that your PC runs without hiccups, it's highly recommended to scan it with compatible system optimizers.