Remove Perfc.dat Virus | Updated


I wrote this article to help you remove Perfc.dat Virus. This Perfc.dat Virus removal guide works for all Windows versions.

When it comes to the most dangerous cyber infection, Trojans and ransomware pieces share the first place. Unfortunately, you are infected with one of those two dreadful types of pests. Perfc.dat is a Trojan horse. It is also believed to have some connection with the notorious Petya ransomware which only makes it more dangerous. Needless to say, you have to get rid of the pest ASAP. The more time it spends on your machine, the more problems it causes. Problems which also grow in severity as time passes. Don’t wait around to see all the things a Trojan is capable of. Because they are many and all of them malicious. Immediately after realizing Perfc.dat is on board, find where it is hiding and delete it before it`s too late.

Once Perfc.dat is on board, the mess-making begins. The Trojan goes after your default settings. It makes unauthorized changes and modifies your system registry. Of course, it doesn’t bother asking for permission simply because it doesn’t need one. It doesn’t even inform you of the modifications it makes. You are not in charge anymore. Hackers are. Perfc.dat also alters and/or damages some important files and as a result, your programs don’t run. Your machine, in general, slows down to a crawl as the Trojan uses a lot of CPU memory. Your PC lags and crashes often. Your browsers are also affected. The parasite injects them with tons of malicious ads. You suffer constant intrusions every time you go online. You are forced to visit all kinds of shady pages. Unsurprisingly, nothing you see from this moment on is reliable.

In fact, if you accidentally or intentionally click on the wrong link/ad, you get more parasites on board. And the Trojan itself serves as a backdoor to malware. Mostly, to ransomware pieces. Imagine what could happen if you get infected with the two most dangerous pests. Your machine will shut down completely. And this is not all. The Trojan also spies on you. Consider your private life no longer private. Perfc.dat monitors everything you do. It also has access to your IPs, email addresses, usernames, passwords, browser-related data, accounts, etc. It could even get its hands on your personally identifiable and financial credentials. And what do you think happens next? It hands it all over to the hackers who unleashed it on users. Don’t sit idly by while this plague is harassing your online activities in every way possible. Find it and delete it now. Use our removal guide down below and clean your PC from this pest.

How did you get stuck with Perfc.dat? One of the most commonly used methods involves spam email messages. Crooks don’t seem to be giving up on this tactic anytime soon as it is both effective and easy to implement. Users tend to open everything that lands in their inbox, no matter if they know the sender or not. This is a mistake which usually leads to infections. Many parasites are being distributed via spam emails. Don’t rush to open everything you receive. If it is from an unknown sender, you better delete it. Crooks rely on your haste, distraction, and negligence. And not only when it comes to spam. There are other tactics Trojans can use. Like freeware bundles, corrupted sites, illegitimate torrents, fake program updates, malicious ads, etc. The same rule applies. Be extra careful what your click on and what you agree to. Don’t rush. A little extra attention today can save you a ton of issues tomorrow.

Perfc.dat Virus Uninstall

STEP-1 Run the Task Manager by right clicking on the Taskbar and choosing Start Task Manager.

task manager

Look carefully at the file names and descriptions of the running processes. If you find any suspicious one, search on Google for its name, or contact me directly to identify it. If you find a malware process, right-click on it and choose End task.


Open Control Panel by holding the Win Key and R together. Write appwiz.cpl in the field, then click OK.


Here, find any program you had no intention to install and uninstall it.


Open MS Config by holding the Win Key and R together. Type msconfig and hit Enter.


Go in the Startup tab and Uncheck entries that have “Unknown” as Manufacturer.

Still can not remove Perfc.dat Virus from your computer? Please, leave a comment below, describing what steps you performed. I will answer promptly.

Daniel Stoyanov
Daniel Stoyanov has a Master's degree in Computer Science from the Technical University of Sofia, Bulgaria. He is also a Microsoft Certified Professional. Daniel provides top cyber security news with in-depth coverage of malware, vulnerabilities, PC and Network security, online safety.If you have any questions feel free to ask him right now.


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