COMpfun Malware


COMpfun is a malicious piece of software that has Trojan horse characteristics and seeks to launch harmful processes inside the computer it infects. When COMpfun operates, different malicious tasks can be started, that may have minor symptoms, but may cause serious damage.

COMpfun Malware

The COMpfun Malware will try to steal personal data from any user’s PC.

It’s a good idea to read the details on this page and look at the removal guide below if you have reasons to think that COMpfun has struck your computer or you’ve noticed some symptoms that may possibly indicate the presence of this Trojan horse in your system. The instructions below are written by our “How to remove” team in such a way that they will help you identify and remove COMpfun easily even if you’re not a professional.

The main challenge is to correctly locate all the malicious files related to the infection and remove them effectively, so that nothing is left behind or hidden in the system. Sadly, there are usually no obvious symptoms that would give COMpfun away while it is running, which is why you may need the assistance of a professional removal tool to catch the malware. Furthermore, the Trojan can camouflage as ordinary system file and even mimic a normal system processes in order to make its detection more difficult.

The COMpfun Malware

One of the most common malicious objectives that Trojans like COMpfun are used for is virus and malware distribution. For example, many ransomware and spyware threats use the help of a Trojan to get into the targeted computer without any symptoms. Trojans such as COMpfun are also great spy tools that allow the hackers who create them to track what you type and to eventually access some of your personal information that could be used for online fraud, blackmail, theft of money and more.

If you notice any unauthorized change in the configurations of your system or if you find some unknown program on it, however, you should treat them with care and check your computer for the presence of a Trojan like COMpfun. Sometimes, while it performs its criminal deeds, this type of malware may use a lot of system resources and may cause significant slowdowns, system unresponsiveness or sudden crashes that could also serve as a possible indicator for malicious processes deep in the system. Unusual system errors and software failure may be other warning flags. However, some normal computer processes like software updates can also make the computer very sluggish and may cause software issues. This is why it is not enough to rely on the symptoms mentioned here to detect a Trojan. It is much safer to use reliable security software to search your computer and remove everything that seems suspicious in time, than to live with the devastating effects of the Trojan’s attack. Unfortunately, there might be too many ways in which an infection like COMpfun can damage your machine. This is because the majority of Trojan-based viruses are very versatile and can conduct various malicious operations depending on the situation and the intentions of the hackers behind them.

The faster you remove COMpfun, the greater the possibility for your machine to be saved from unpredictable damage, as well as from the attack of other malicious programs like the above mentioned spyware, ransomware and other viruses.


Name COMpfun
Type Trojan
Danger Level High (Trojans are often used as a backdoor for Ransomware)
Symptoms It is unusual for Trojans to show symptoms, but any system issues and unauthorized changes could be potential symptoms of their presence.
Distribution Method Hackers commonly spread Trojans via spam email messages, fake ads, misleading links and cracked software.
Detection Tool

Not Available

COMpfun Malware Removal

If you are looking for a way to remove COMpfun you can try this:

  1. Click on the Start button in the bottom left corner of your Windows OS.
  2. Go to Control Panel -> Programs and Features -> Uninstall a Program.
  3. Search for COMpfun and any other unfamiliar programs.
  4. Uninstall COMpfun as well as other suspicious programs.

Note that this might not get rid of COMpfun completely. For more detailed removal instructions follow the guide below.

If you have a Windows virus, continue with the guide below.

If you have a Mac virus, please use our How to remove Ads on Mac guide.

If you have an Android virus, please use our Android Malware Removal guide.

If you have an iPhone virus, please use our iPhone Virus Removal guide

COMpfun Malware

Some of the steps will likely require you to exit the page. Bookmark it for later reference.

Reboot in Safe Mode (use this guide if you don’t know how to do it).

COMpfun Malware


Press CTRL + SHIFT + ESC at the same time and go to the Processes Tab. Try to determine which processes are dangerous.

COMpfun Malware

Right click on each of them and select Open File Location. Then scan the files with our free online virus scanner:

COMpfun Malware
Drag and Drop Files Here to Scan
Maximum file size: 128MB.

This scanner is free and will always remain free for our website's users. You can find its full-page version at:

Scan Results

Virus Scanner Result
COMpfun MalwareClamAV
COMpfun MalwareAVG AV
COMpfun MalwareMaldet

After you open their folder, end the processes that are infected, then delete their folders.

Note: If you are sure something is part of the infection – delete it, even if the scanner doesn’t flag it. No anti-virus program can detect all infections.

COMpfun Malware

Hold together the Start Key and R. Type appwiz.cpl –> OK.

COMpfun Malware

You are now in the Control Panel. Look for suspicious entries. Uninstall it/them. If you see a screen like this when you click Uninstall, choose NO:

COMpfun Malware

COMpfun Malware

Type msconfig in the search field and hit enter. A window will pop-up:

COMpfun Malware

Startup —> Uncheck entries that have “Unknown” as Manufacturer or otherwise look suspicious.

  • Remember this step – if you have reason to believe a bigger threat (like ransomware) is on your PC, check everything here.

Hold the Start Key and R copy + paste the following and click OK:

notepad %windir%/system32/Drivers/etc/hosts

A new file will open. If you are hacked, there will be a bunch of other IPs connected to you at the bottom. Look at the image below:

COMpfun Malware

If there are suspicious IPs below “Localhost” – write to us in the comments.

COMpfun Malware

Type Regedit in the windows search field and press Enter.

Once inside, press CTRL and F together and type the virus’s Name. Right click and delete any entries you find with a similar name. If they don’t show up this way, go manually to these directories and delete/uninstall them:

  • HKEY_CURRENT_USER—-Software—–Random Directory. It could be any one of them – ask us if you can’t discern which ones are malicious.
    HKEY_CURRENT_USER—-Software—Microsoft—-Windows—CurrentVersion—Run– Random
    HKEY_CURRENT_USER—-Software—Microsoft—Internet Explorer—-Main—- Random

If the guide doesn’t help, download the anti-virus program we recommended or try our free online virus scanner. Also, you can always ask us in the comments for help!


About the author


Lidia Howler

Lidia is a web content creator with years of experience in the cyber-security sector. She helps readers with articles on malware removal and online security. Her strive for simplicity and well-researched information provides users with easy-to-follow It-related tips and step-by-step tutorials.

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