Gkfzln.com hijacker – How to Remove Ads?

Written by Valdis Koks

Gkfzln.com search hijacker is a type of malware that injects into your system, and after that alters the search engine settings in your web browser to one which it desires. It also makes different unwanted modifications that may lead to personal data leaks, in addition to other malware injection. In this post, you will read the guide of Gkfzln.com hijacker elimination in several options, as well as also the solution of making your web browser like new.

icon hijacker - Do I really need it?

Gkfzln.com info

Name Gkfzln.com extension
Type Browser hijacker1
Short Description The unwanted software that amends important browser settings without the user’s permission.
Symptoms The Gkfzln.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 Gkfzln.com hijacker.

The ways of injection of Gkfzln.com search hijackers are numerous. The majority of them come from the malware spreading with the malvertising or evil-minded web links of different internet sites. In some cases, your computer might be contaminated with this virus via the trojan-downloader, which is put into action to distribute numerous other malware. There is a solitary form of this unwanted program – web browser plugin that might build into any kind of web browser which supports the add-on setup2.

You will not likely mount this plugin by yourself, because their names are pretty dubious, and also the capability is really questionable. The “creators” of Gkfzln.com hijacker typically state that it can save the .doc/.docx files from the websites already to .pdf format, or to save the whole web site on your disk. It is very difficult to imagine if someone may be needed in such functions in 2022, when the Web access is not time-limited as well as every PC is able to open the needed .docx documents at Google Docs.

Nonetheless, besides their uselessness, they may easily be found in the Chrome Web Store. Obviously, virus experts sound the alarm concerning such spam into the official source of browser extensions, demanding the Google response – removing these extensions from their place. But they are still not hurrying to fix that safety issue.

Icon - Your PC hijacker

Is the Gkfzln.com virus?

At the first sight, you can think that these redirects are just irritating, but not dangerous. Due to this reason a great deal of people are just playing for time as opposed to getting rid of this malware, getting much more possibilities of being contaminated with different other infections, which are a lot more harmful than Gkfzln.com is.

Besides the changed search engine or search engine result, you can additionally see various ads even on those sites that do not have any ads on it by default. And you may unintentionally misclick while shutting off the ad, and initiate the downloading of an unknown file, which may be a malware, or a potentially undesirable application, and even ransomware – whatever the maintainers of this hijacker want.

If your browser is damaged because of the Azorult trojan task, the system can begin malfunctioning quickly – this symptome is among the most common in case of trojan injection.

Icon - remove Gkfzln.com hijacker

How to remove Gkfzln.com?

First, let me say several words about prevention the Gkfzln.com virus penetration. It is extremely easy to speak about the techniques of shielding your personal computer from such frustrating items as browser hijackers, but it is quite easy to be caught on this bait perhaps even being an experienced user. As it was stated above, this unwanted program may hide after the eye-catching (at the first sight) ad, or in packs with various other adware you can get in dozens of means. However, despite the common difficulty of the injection techniques, it is very easy to stay clear of the Gkfzln.com hijacker appearance 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.
Gkfzln.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 Gkfzln.com.

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

  • Make certain you have this hand-operated tutorial constantly ready to use.
  • Execute a backup of every one of your data, including the saved logins, passwords and also other qualifications. You should back up your details with a cloud backup service and also see to it your documents are shielded from any type of kind of loss, also from the most severe infections.
  • Wait until the long-lasting back-up procedure is over.

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

Here is a method in couple of easy steps that ought to be able 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 Gkfzln.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 Gkfzln.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 Gkfzln.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 Gkfzln.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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