Taskhostw.exe Virus CPU Miner Removal (March 2019 Update)

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This page aims to help you remove Taskhostw.exe Virus. Our removal instructions work for every version of Windows.

There is a legitimate file located at C:\Windows\system32\taskhost.exe. It is not the same as this miner that has a name of Taskhostw.exe. Taskhost in Windows 10 is a core file located in the System32 folder and has been renamed as ‘taskhostw.exe’, from ‘taskhost.exe’ in Windows 7. If you find a file with this name in any other location, it could well be a virus and you might want to get it checked with your security software.Any computer, that has been attacked by a malware from the Trojan horse family, could have really serious damage to its system as well as its data. Your PC is not an exception if it has been compromised by a Trojan like Taskhostw.exe Virus. Once inside the PC, this virus can cause issues, which you would better never experience. Usually, it is very difficult to detect the infection without proper security software because it uses various camouflaging techniques to trick you and remain as long as possible on the computer. That’s why the researchers from our “How to remove” team would advise you to be very careful when trying to deal with Taskhostw.exe Virus. Below, you will find more information about the possible damage that this Trojan may cause and a helpful removal tool along with a manual Removal Guide for proper detection and elimination of all the related malicious scripts.

Why is Taskhostw.exe Virus so dangerous?

Taskhostw.exe is a new Trojan horse threat, which has many malicious abilities. A number of online users have already been infected with this malware and have reported different issues. According to the latest security analysis, Taskhostw.exe is a sophisticated virus, which can silently infect any computer, without particular symptoms. The moment it gets inside the system, it can initiate various harmful processes, most of which are unlikely to be detected without a proper antivirus software. The Trojan usually hides its traces and camouflages its malicious activities under guise of regular system processes till the moment when some major damage is caused to the infected computer. Only then the victim is actually likely to find out about the presence of the infection. This method of operation based on stealth and disguise is what makes Taskhostw.exe Virus such a dreadful infection which can cause damage when and where you least expect it.

To prevent such dreadful malicious consequences, our “How to remove” team would highly recommend you remove Taskhostw.exe Virus immediately. The quickest way to do that is to scan your PC with the professional Taskhostw.exe Virus removal tool form this article’s page. You can also use the instructions in the Removal Guide below or contact a professional of your choice for additional assistance.

Taskhostw.exe Virus CPU Miner Removal



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).



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


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

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

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. 


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


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:



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


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:

hosts_opt (1)

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


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!

How can you get infected with Taskhostw.exe Virus?

Usually, in order to enter your system, Taskhostw.exe Virus needs to mislead you about its real nature and purpose. Normally, the infection pretends to be an attractive offer, a seemingly harmless link, file or a file which could be delivered as an email, attachment, social share link or a pop-up message on your screen. The aim of this is to trigger your curiosity and make you click on the malicious transmitter without taking a moment to think about whether or not it’s safe. At that very moment, the Trojan activates and exploits your system through a vulnerability or an exploit kit. If your antivirus program is updated, it may detect the threat and inform you on time. However, if you have not updated your virus definitions, it may not provide you with protection against a new Trojan such as Taskhostw.exe Virus.

What issues may Taskhostw.exe Virus cause once in your system?

Trojans are a multipurpose type of malware. They can be programmed to perform specific criminal tasks and serve the purpose of their criminal creators. What exactly the hackers may decide to use a threat like Taskhostw.exe for is very difficult to predict. Still, here we have listed some of the most common and possible malicious activities, which the Trojans could generally be programmed to perform. Take a look at them and know that Taskhostw.exe may be related to them or even some other forms of fraud or theft.

  • System crashing, corruption and destruction of data: Partial or total corruption of the infected computer could be one of the goals of the hackers. They may also want to delete certain files from your system or to wipe off the entire data from the computer’s hard drives and with a Trojan like Taskhostw.exe, this could happen very easily.
  • Unauthorized access to the computer and exploitation of its resources: With the help of a Trojan like Taskhostw.exe, your PC may be turned into a bot, which the hackers can control remotely and manipulate as they please. They may exploit it for a number of other criminal purposes without your knowledge and indirectly relate you to them.
  • Spreading viruses and Ransomware: A Trojan horse can infect any system by using stealth and disguise. With the same ease, it can also provide a backdoor for other infections such as Ransomware, Spyware, other Trojans or some other form of insidious malware programs.
  • Theft of banking credentials, passwords, and data: Any information that you keep on your PC could easily be transmitted to the hackers’ remote servers when a Trojan horse is secretly working on your system. This means that everything you type and you do on the machine might be getting monitored and used for further fraud, theft, blackmailing or some other form of abuse.


Name Taskhostw.exe
Type Trojan
Danger Level  High (Trojans are often used as a backdoor for Ransomware)
Symptoms  Particular symptoms may not be present but if you notice any unusual activity you should scan your PC with your antivirus software. 
Distribution Method  The malware usually pretends to be an attractive offer, a seemingly harmless link, file or an ad, which could be delivered as an email attachment, social share link, a webpage, a software installer or a pop-up message on your screen. 
Detection Tool

Keep in mind, SpyHunter’s malware detection tool is free. To remove the infection, you’ll need to purchase the full version.
More information about SpyHunter and steps to uninstall.

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