Qatrup.com Virus Removal Guide

Written by Valdis Koks

Qatrup.com search hijacker is a type of virus that infuses into your computer system, and then switches the search engine configurations in your web browser to one which it is paid for. It also makes some unwanted modifications that might lead to private information leaks, as well as to other malware injection. In this post, you will see the guideline of Qatrup.com hijacker elimination in a couple of techniques, and also the solution of making your browser as good as new.

icon hijacker - Do I really need it?

Qatrup.com info

Name Qatrup.com extension
Type Browser hijacker1
Short Description The unwanted software that amends important browser settings without the user’s permission.
Symptoms The Qatrup.com hijacker replaces the browser parameters set by the users and replaces these settings with its own values.
Distribution Method Bundling with Freeware or Shareware, misleading pop-up ads produced by adware.
Detection Tool Inspect If Your System Has Been Affected by the Qatrup.com hijacker.

The methods of injection of Qatrup.com search hijackers are different. Many of them come from the malware dispersing via the malvertising or malevolent web links of different websites. Frequently, your system can be infected with this malware with the trojan-downloader, which is put to use to distribute various other malware. There is a single kind of this unwanted program – browser plugin that may build right into any internet browser which supports the add-on installation2.

You will not likely install this plugin by yourself, because their names are very uncertain, and also the usefulness is very questionable. The “developers” of Qatrup.com hijacker normally specify that it can save the .doc/.docx documents from the websites already to .pdf format, or to save the entire web site on your disk. It is very hard to imagine if someone can be needed in such functions in 2022, when the Web access is not time-limited as well as every system is able to start the needed .docx files at Google Docs.

However, besides their uselessness, they may simply be spotted in the Chrome Web Store. Naturally, virus experts sound the alarm about such spam right into the legit source of browser extensions, demanding the Google reaction – removing these extensions from their place. But they are still not hurrying to deal with that safety problem.

Icon - Your PC hijacker

Is the Qatrup.com virus?

At the first blush, you may think that these redirects are only annoying, but not dangerous. As a result of this reason a lot of people are just playing for time as opposed to getting rid of this malware, getting more and more chances of being infected with various other malware, which are far more serious than Qatrup.com is.

Besides the altered browser search engine or search results, you can additionally see various promotions even on those websites that do not have any type of advertisements on it by default. And you can unintentionally misclick while shutting off the advertisement, and start the downloading of an unfamiliar file, which may be a virus, or a potentially unwanted application, or even ransomware – whatever the maintainers of this hijacker want.

If your web browser is corrupted because of the Azorult trojan task, the system may start malfunctioning soon – this symptome is one of the most common in case of trojan injection.

Icon - remove Qatrup.com hijacker

How to remove Qatrup.com?

First, let me say several words about prevention the Qatrup.com malware infiltration. It is extremely simple to discuss the tactics of securing your personal computer from such annoying things as browser hijackers, however, it is quite easy to be caught on this lure even being a qualified user. As it was mentioned above, this unwanted program can hide after the eye-catching (at the first sight) advertisement, or in packs with other adware you can get in dozens of means. But regardless of the common intricacy of the injection approaches, it is very simple to stay away from the Qatrup.com hijacker presence in your system:

  • Do not follow the dubious links;
  • Restrict the usage of pseudo-free software (one which is offered as free, but has an additional unwanted programs in its pack);
  • Leave the habit of clicking advertisements on the web. If you need to buy something, it is better to google it;
  • Avoid downloading the files from dubious sources, like forums or file sharing websites.
Qatrup.com may remain persistent on your system and may re-infect it. We recommend you to download Trojan Remover and run free scan to get rid of all infected files on your device. This saves you a lot of time and efforts compared to the manual malware removal.

Preparation before removing Qatrup.com.

Before starting the actual uninstall procedure, we recommend that you do the following introductory milestones.

  • See to it you have this hands-on tutorial constantly prepared to use.
  • Execute a back-up of every one of your information, consisting of the saved logins, passwords and also other qualifications. You should back up your information with a cloud back-up solution and ensure your files are shielded from any kind of sort of loss, even from one of the most severe infections.
  • Wait up until the long-lasting backup procedure mores than.

Step 1: Uninstall Qatrup.com and related software from Windows

Here is a method in couple of simple steps that ought to have the ability to uninstall most applications. Either you use Windows 11/10 or 7, these milestones will work well. Moving the app or its folder to the Trash can be a very wrong idea. In case you do that, remnants of the app may remain, and that can cause the unstable performance of your system, malfunctions with the file type associations and other unpleasant behavior. The effective solution to get an app off your device is to remove it manually. To do that:

1. Keep holding the Windows Logo Button and “R” on your keyboard. A Pop-up window will soon arrive.

Windows keyboard R

2. In the field that appeared, type in “appwiz.cpl” -1  and choose OK – 2.

Run appwiz.cpl

 

3. This will open a window with all the apps available on the device. Choose the app that you want to get rid of, then choose “Uninstall

Follow the steps above and you will successfully get rid of most unwanted apps.

Step 2: Get rid of Qatrup.com from all your available browsers.

Mozilla FirefoxGoogle ChromeInternet ExplorerMicrosoft Edge

1. Launch Mozilla Firefox. Go to its menu window

2. Choose the “Add-ons” icon in the menu.

3. Find the unwanted extension and select “Remove

Mozilla Firefox Add-ons Remove

4. Upon deleting the extension, reload Mozilla Firefox, closing it with the help of a red “X” button in the upper right corner and start it again.

1. Launch Google Chrome and go to its drop menu

Google Chrome drop menu click

2. Click on “Tools” and then in the extended menu select “Extensions

Google Chrome Tools select Extensions

3. In the “Extensions” menu find the unwanted extension and apply the “Remove” button related to it.

Google Chrome Extensions Remove

4. As soon as the extension is deleted, reload Google Chrome by closing it by means of the red “X” button at the top right corner and launch it again.

1. Launch Internet Explorer

2. Click on the gear icon marked ‘Tools’ to open the drop menu and choose ‘Manage Add-ons’

Manage-add-ons

3. In the “Manage Add-ons” window, locate the extension you want to delete and then click “Remove”. A pop-up window will come up to inform you that you are about to delete the selected extension, and some more add-ons might be disabled as well. Leave all the boxes checked, and choose “Remove”.

Internet Explorer extension removal

4. Once the unwanted extension is deleted, reload Internet Explorer by shutting it down from the red “X” button located at the top right corner and launch it again.

1. Launch Edge

2. Access the drop menu by clicking on the icon at the top right corner.

3. From the drop menu choose “Extensions”.

Microsoft Edge menu Extensions

4. Locate the suspected dangerous extension you want to delete and then click on the Remove button.

Microsoft Edge Extensions Remove

Step 3: Clean any registries that could be added by Qatrup.com on your device.

The usually attacked registries of Windows machines are the following:

  • HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Run
  • HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run
  • HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\RunOnce
  • HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\RunOnce

You can access them by going to the Windows registry editor and getting rid of any values added by Qatrup.com. Follow the steps below:

  1. Start the Run Window command once again, type “regedit” and click OK.Window command regedit
  2. As soon as you open it, you can freely go to the Run and RunOnce keys, whose locations are displayed above.Window command Run and RunOnce keys
  3. You can delete the value of the virus by right-clicking on it and deleting it.Window command regedit delete the value virus

Tip: To locate a virus-created value, you can right-click on it and select “Modify” to find which file it is set to run. If this is the malware file location, delete the value.

IMPORTANT!
Before starting “Step 4”, please boot back into Normal modein case you are currently in Safe Mode.
This will enable you to install and use Loaris Trojan Remover successfully.

 

Step 4: Scan for Qatrup.com with Loaris Trojan Remover

1. Click on the “Download” button to proceed to Loaris Trojan Remover download.

It is recommended to run a scan before purchasing the full version of the software to make sure that the current version of the malware can be detected by Trojan Remover. Click on the corresponding links to check License AgreementPrivacy Policy.

2. Click “Install” to start.

Loaris Trojan Remover Install

There were 4 scan types suggested:

  • Standard Scan.
  • Full Scan.
  • Custom Scan.
  • Removable Scan.

 

3. After the installed has finished, click on the ‘Scan’ tab. Click on ‘Full Scan’.

Loaris Trojan Remover Full Scan

4. Once the scanning is started, Loaris will initiate the thorough analysis of your device and may soon identify specific threats currently slowing down the performance of your system. Make sure to wait until the scanning is completed to let the software fully evaluate the safety of your workstation.

Loaris Trojan Remover - scan in process

5. After Loaris Trojan Remover has finished scanning your PC for any files of the associated threat and found them, you can try to get them removed automatically and permanently by clicking on the ‘Apply’ button. There were options to move the files to quarantine, ignore or delete them.

Loaris Trojan Remover - show viruses

If any threats have been removed, it is highly recommended to restart your PC.

 

  1. About browser hijackers on Wikipedia
  2. Possible danger of free browser extensions

About the author

Valdis Koks

Security engineer, reverse engineering and memory forensics

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