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How to Remove Drtoolkrl.sys Trojan

This article can help you to remove Drtoolkrl.sys Virus. The step by step removal works for every version of Microsoft Windows.

Drtoolkrl.sys is yet another Trojan horse. This virus is a sneaky parasite which corrupts your entire system. It alters settings, drops malicious files, corrupts essential directories, and starts dangerous processes. And this, of course, happens without any noticeable symptoms. The Trojan is designed to be stealthy. It lurks in the shadows and causes countless issues. It might affect your system performance, cause program malfunctions, and trigger errors. The Trojan wreaks utter havoc. It affects every aspect of your user activities. And not only that, but it also affects your privacy and security. Drtoolkrl.sys Trojan is dangerous. This virus opens your OS to malicious interference. The virus weakens your system’s security and helps malware infect your OS. And the worst part is that no one can tell you what the future holds for your device. The Trojan is unpredictable. It affects its individual victims quite differently. It all depends on the hackers and their current needs. Do not test your luck. The virus is not going to do you a favor. It’s going to wreck your system. Your best course of action is the immediate removal of this virus. Find where Drtoolkrl.sys lurks and delete it upon detection. Remove this menace ASAP!

Remove Drtoolkrl.sys

How did I get infected with?

Drtoolkrl.sys does not target individual victims. No, this Trojan has other plans. It relies on mass distribution strategies to reach a broad spectrum of potential victims. The Trojan employs spam messages. Torrents, corrupted websites, malicious links and software bundles. There are myriads of Trojan distribution strategies. You can never know where a virus might strike from. All these methods, however, have flaws. They infect your system only when you let your guard down. Do not make that mistake. No anti-virus app can protect your system if you toss caution to the wind. Only your actions can keep your device secure and infection-free. Always take the time to do your due diligence! Download your software from reliable sources only. Don’t skip the terms and conditions. And be very careful with your inbox. Whether it is an instant message or email, treat all unexpected messages as potential threats. Always verify the sender. If, for example, you receive an unexpected email from an organization, go to their official website. Compare the email addresses listed there to the questionable one. If they don’t match, delete the pretender immediately. You can also enter the suspicious addresses into a search engine. If they were used for questionable business, someone might have complained!

Why is this dangerous?

Drtoolkrl.sys is a nightmare. This Trojan sneaks into your system and wrecks everything. It causes underperformance and various errors. The virus messes with essential directories, and thus, it might cause program malfunctions and failures. You also face frequent freezes and crashes. You might find yourself forced to reboot your system repeatedly. A simple restart, however, won’t fix your problems. Drtoolkrl.sys loads together with your OS and is always running in the background. This havoc-wrecking Trojan lurks in the corners of your OS and plots against you. The virus jeopardizes both your privacy and security. It makes your OS vulnerable to all kinds of malware and viruses. The Trojan acts as a backdoor. It threatens to infect your system with countless parasites. Spyware, scamware, keyloggers, rootkits, ransomware. Anything may enter your OS through the virus. Drtoolkrl.sys is a high-risk Trojan. Do not waste time in debates. The more time this virus spends on your system, the worse your predicament gets. Your best and only course of action is the immediate removal of the Trojan. Delete this virus before it gets a chance to get you in serious trouble. Clean your system immediately!

Manual Drtoolkrl.sys Removal Instructions

The Drtoolkrl.sys 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 Drtoolkrl.sys 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 Drtoolkrl.sys related processes in the computer memory

STEP 2: Locate Drtoolkrl.sys startup location

STEP 3: Delete Drtoolkrl.sys traces from Chrome, Firefox and Internet Explorer

STEP 4: Undo the damage done by the virus

STEP 1: Track down Drtoolkrl.sys 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.

end-malicious-process

  • Write down the file location for later reference.

Step 2: Locate Drtoolkrl.sys 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 Drtoolkrl.sys virus from the windows registry

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

win-plus-r

  • A dialog box should open. Type “Regedit”

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
[HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run]

  • 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:

hosts-redirect-virus

Step 4: Undo the possible damage done by Drtoolkrl.sys

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 Drtoolkrl.sys, 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 Drtoolkrl.sys 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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