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Remove Dofoil Crypto-Mining Trojan

This article can help you to remove Dofoil Crypto-Mining Virus. The step by step removal works for every version of Microsoft Windows.

Dofoil Crypto-Mining Trojan is a nasty parasite. It’s been actively developed since 2011. The virus uses advanced programming tactics to take over your entire system. The Trojan enters your OS in complete silence. Without leaving any symptoms, it corrupts essential processes and modifies your System Registry. It roots deeply into your system and is very hard to be removed. This invader is an advanced virus. Do not underestimate it. It has full control of your device. Currently, the virus uses your device as a miner. Basically, it forces your device to perform complicated accounting operations for a coin server. In exchange for its services, your machine gets rewarded with cryptocoins. Yet, the money is not transferred to you, but to the hackers’ wallet. The criminals are making a mint while you are struggling with the side effects. The coin mining process leaves your computer slow and unresponsive. Yet, you should not focus on these issues. There is something much darker happening behind your back. Dofoil Crypto-Mining Trojan communicates with a Command and Control (C&C) server. The hackers can instruct it to carry out various malicious operations simultaneously. Espionage, file corruption, system corruption. You are dealing with a dangerous infection that can install other parasites. It is published by cybercriminals. Do not play games with them. You cannot win. Your best and only course of action is the immediate removal of the virus. We have prepared a manual removal guide below this article. However, bear in mind that Dofoil Crypto-Mining Trojan is a sophisticated infection. Its removal requires advanced computer skills. If you are not confident in yours, we strongly recommend you to use a powerful anti-malware application. The automatic removal is the safest solution. Whatever your decision is, act promptly. The longer you tolerate the Trojan, the worse your situation becomes! Remove the Trojan ASAP!

Remove Dofoil Crypto-Mining

How did I get infected with?

As sophisticated as Dofoil Crypto-Mining Trojan is, this virus uses the classic distribution strategies. Torrents, spam emails, fake updates, corrupted software copies, etc. Yet, it is not the methods that make its success possible, it is your negligence. Were you more careful, you wouldn’t have to deal with this infection. The best thing you can do now is to learn your lesson. Don’t repeat the same mistakes ever again! The Internet is too dangerous. You cannot afford to be careless. Always choose caution over carelessness. Avoid using torrents. Download your software from reputable sources only. Do not rush through an installation process. Opt for the Advanced/Custom option in the setup wizard. The Terms and Conditions/End User License Agreement (EULA) is not to be skipped. Make sure you know what you are giving your approval to. Also, never forget that the simplest everyday tasks are the most common cause of infections. Your inbox, for example, is a potential distributor of viruses. If you receive a message from an unexpected sender, don’t immediately open it. Verify the sender first. You can simply enter the questionable email address into a search engine. If the message is sent by an organization, go to their official website and compare the email addresses listed there with the one you have received a letter from. If they don’t match, delete the pretender immediately.

Why is this dangerous?

Dofoil Crypto-Mining Trojan is very dangerous. Trojan horses are feared for a good reason. They are unpredictable. Currently, the hackers are using the pest to steal your computer resources. This may change, though. The Trojan is a versatile virus. It can be reprogrammed to do various malicious operations. The hackers can use it to spy on you or to steal your personal files. When they are done with your machine, they can simply destroy your system for fun. You are dealing with dangerous criminals. Do not underestimate them. There is a reason why they use your computer as a coin-miner. The mining process is destroying your hardware. Dofoil Crypto-Mining Trojan uses your CPU at very high temperatures. By doing so, the virus shortens your CPU’s life significantly. Furthermore, let’s not forget that the heat your computer radiates now was originally electricity. Don’t be surprised when you receive your next electricity bill. The mining process consumes an enormous amount of electricity. You will have to pay for it. The hackers behind the coin-miner are making a mint at your expense. Do not become their sponsor. Clean your computer immediately.

Manual Dofoil Crypto-Mining Removal Instructions

The Dofoil Crypto-Mining infection is specifically designed to make money to its creators one way or another. The specialists from various antivirus companies like Bitdefender, Kaspersky, Norton, Avast, ESET, etc. advise that there is no harmless virus.

If you perform exactly the steps below you should be able to remove the Dofoil Crypto-Mining infection. Please, follow the procedures in the exact order. Please, consider to print this guide or have another computer at your disposal. You will NOT need any USB sticks or CDs.

STEP 1: Track down Dofoil Crypto-Mining related processes in the computer memory

STEP 2: Locate Dofoil Crypto-Mining startup location

STEP 3: Delete Dofoil Crypto-Mining traces from Chrome, Firefox and Internet Explorer

STEP 4: Undo the damage done by the virus

STEP 1: Track down Dofoil Crypto-Mining related processes in the computer memory

  • Open your Task Manager by pressing CTRL+SHIFT+ESC keys simultaneously
  • Carefully review all processes and stop the suspicious ones.


  • Write down the file location for later reference.

Step 2: Locate Dofoil Crypto-Mining startup location

Reveal Hidden Files

  • Open any folder
  • Click on “Organize” button
  • Choose “Folder and Search Options”
  • Select the “View” tab
  • Select “Show hidden files and folders” option
  • Uncheck “Hide protected operating system files”
  • Click “Apply” and “OK” button

Clean Dofoil Crypto-Mining virus from the windows registry

  • Once the operating system loads press simultaneously the Windows Logo Button and the R key.


  • A dialog box should open. Type “Regedit”


Depending on your OS (x86 or x64) navigate to:

[HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run] or
[HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] or

  • and delete the display Name: [RANDOM]

delete backgroundcontainer

  • Then open your explorer and navigate to: %appdata% folder and delete the malicious executable.

Clean your HOSTS file to avoid unwanted browser redirection

Navigate to %windir%/system32/Drivers/etc/host

If you are hacked, there will be foreign IPs addresses connected to you at the bottom. Take a look below:


Step 4: Undo the possible damage done by Dofoil Crypto-Mining

This particular Virus may alter your DNS settings.

Attention! this can break your internet connection. Before you change your DNS settings to use Google Public DNS for Dofoil Crypto-Mining, be sure to write down the current server addresses on a piece of paper.

To fix the damage done by the virus you need to do the following.

  • Click the Windows Start button to open the Start Menu, type control panel in the search box and select Control Panel in the results displayed above.
  • go to Network and Internet
  • then Network and Sharing Center
  • then Change Adapter Settings
  • Right-click on your active internet connection and click properties. Under the Networking tab, find Internet Protocol Version 4 (TCP/IPv4). Left click on it and then click on properties. Both options should be automatic! By default it should be set to “Obtain an IP address automatically” and the second one to “Obtain DNS server address automatically!” If they are not just change them, however if you are part of a domain network you should contact your Domain Administrator to set these settings, otherwise the internet connection will break!!!


  • Check your scheduled tasks to make sure the virus will not download itself again.

How to Permanently Remove Dofoil Crypto-Mining Virus (automatic) Removal Guide

Please, have in mind that once you are infected with a single virus, it compromises your whole system or network and let all doors wide open for many other infections. To make sure manual removal is successful, we recommend to use a free scanner of any professional antimalware program to identify possible virus leftovers or temporary files.

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