How to remove Captchafair.top ads pop-ups?

Written by Valdis Koks

Captchafair.top search hijacker is a type of malware that infuses into your personal computer, and after that alters the search engine settings in your internet browser to one which it is paid for. It additionally makes some unpleasant changes that can lead to private information leakages, as well as to various other malware injection. In this article, you will see the tutorial of Captchafair.top hijacker clearing in a couple of methods, as well as also the technique of making your web browser like new.

icon hijacker - Do I really need it?

Captchafair.top Info

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

The methods of injection of Captchafair.top search hijackers are numerous. Most of them come from the malware dispersing via the malvertising or evil-minded links of different websites. Frequently, your personal computer might be contaminated with this malware with the trojan-downloader, which is put to use to distribute numerous other malware. There is a single form of this undesirable program – browser plugin that might build right into any web browser which supports the add-on installation2.

You will not likely install this plugin by yourself, because their names are really suspicious, and also the functionality is very debatable. The “developers” of Captchafair.top 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 really tough to imagine if someone may be needed in such features in 2023, when the Internet access is not time-limited and every computer is able to start the needed .docx documents at Google Docs.

Nonetheless, besides their uselessness, they can simply be discovered in the Chrome Web Store. Certainly, virus analysts sound the alarm regarding such spam into the legit source of browser extensions, calling for the Google reaction – getting rid of these extensions from their place. However, they are still not hurrying to deal with that protection issue.

Icon - Your PC hijacker

Is the Captchafair.top virus?

At the first blush, you may assume that these redirects are just annoying, but not risky. As a result of this factor a great deal of users are just playing for time instead of getting rid of this malware, obtaining more and more chances of being contaminated with numerous other infections, which are much more serious than Captchafair.top is.

Besides the changed browser search engine or search results, you may also see different advertisements even on those sites that do not have any kind of promotions on it by default. And you may just misclick while shutting off the ad, and start the downloading of an unidentified file, which can be a malware, or a potentially undesirable program, and even ransomware – whatever the maintainers of this hijacker want.

If your web browser is damaged as a result of the Azorult trojan task, the system can start malfunctioning in a short time – this symptome is just one of the most usual in case of trojan infiltration.

Icon - remove Captchafair.top hijacker

How to remove Captchafair.top?

First, let me say several words about prevention the Captchafair.top malware penetration. It is really easy to discuss the techniques of shielding your system from such frustrating items as browser hijackers, but it is really easy to be caught on this bait perhaps even being a skilled user. As it was specified above, this malware may hide after the eye-catching (at the first sight) promotion, or in packs with other adware you may get in dozens of manners. However, regardless of the usual intricacy of the infiltration techniques, it is very easy to avoid the Captchafair.top hijacker appearing 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.

Preparation before removing Captchafair.top.

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

  • See to it you have this hand-operated tutorial constantly all set to make use of.
  • Perform a back-up of all of your data, consisting of the kept logins, passwords as well as various other qualifications. You must back up your details with a cloud back-up service and make certain your documents are protected from any kind of loss, even from the most severe infections.
  • Wait up until the durable backup process is over.

Step 1: Uninstall Captchafair.top and related software from Windows

Here is a technique in few very easy steps that ought to have the ability to uninstall most applications. Either you use Windows 10, 8, 7, Vista or XP, 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 Captchafair.top 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 Captchafair.top 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 Captchafair.top. 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.

Step 4: Scan for Captchafair.top 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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