How to remove Check-this.one pop-ups? — Fix Guide

Written by Wilbur Woodham
Check-this.one pop-up alerts may appear unexpectedly, covering the subject of the website you checked or opening your web browser when you do not want it to be opened.

Clicking on the Check-this.one ad may result in the injection of different malware or unwanted programs. In this article, you will see the guideline of Check-this.one popups clearing in several ways, and also inspecting your PC for other malware presence.

GridinSoft Anti-Malware Review

It is better to prevent, than repair and repent!

Removing Check-this.one manually may take hours and may damage your PC in the process. I recommend you to download GridinSoft Anti-Malware for threats removal. Allows to complete scan and cure your PC during the trial period.
GridinSoft Anti-Malware 6-day trial available.
EULA | Privacy Policy | GridinSoft

@topcybersecuritySubscribe to our Telegram channel to be the first to know about news and our exclusive materials on information security.

What are Check-this.one pop-ups?

Check-this.one popups are a consequence of adware activity. Adware is a kind of malware that suggests you the pay-per-view of pay-per-click ads, which produces a massive amount of revenue for adware representatives. These advertisements may consist of explicit information, or have a link to malevolent content/website, because adware maintainers have no purpose to examine the goodness of the material they are going to reveal – their single target is cash.

Check-this.one push notification

Check-this.one push notification.

Pop-up promotions itself is a very good, low-cost and also extremely successful advertising instrument1. It enables the seller to attach the buyers’ interest to their website, as well as the buyers to receive the dynamic updates on the goods they intend to buy. When the person will get a pop-up notification that the TV set he wishes to purchase is provided at the online store he/she saw previously with a 15% price cut, one will certainly use this possibility and get it. Taking into consideration the exceptionally low price for the popups and their targeting, such a promotion and marketing method is a favourite thing amidst the advertising teams of big internet sellers.

Nonetheless, such a profitable strategy could not be missed by malware developers. Ability to show the popup ads forcibly to the targets of malware invasion is a perfect basis for malevolent adjustments with the popup promotions. And Check-this.one ads is one of hundreds that are “employed” in this scheme.

Here is a short details for the Check-this.one site
Site Check-this.one
Hosting AS60781 LeaseWeb Netherlands B.V.
Netherlands, The Hague
Infection Type Adware, Push notifications, Unwanted Ads, Pop-up Ads
IP Address 213.227.145.147
Symptoms Annoying pop-up ads in the right corner.
Similar behavior Utricewbgaterh, News, Globalprotectionsp
Fix Tool
To remove possible virus infections, try to scan your PC

How have I got the Check-this.one virus?

There are a number of ways of becoming contaminated by the adware that result in the Check-this.one popups tornado. A lion’s part of this malware instances is after the free software or cracked programs, that are distributed on the peering networks. Freeware can also be downloaded from the main web page, and the adware is delivered as a legitimate bundled program.

There is no need to blame yourself. A lot of users often utilize the dubious programs from untrusted sources: abandonware, various utilities that are free, and even hacked programs. All of these sorts of programs are dangerous, due to the fact that it is extremely simple to build in a Check-this.one malware under the guise of part of the license hacking script, or as a part of the self-made algoritm inside of the Windows optimization tool.

Check-this.one popup malware may likewise be hidden in the promotion somewhere on the strange website. Such web pages are typically packed with colorful and blinking ads, and their proprietors usually permit any kind of promos to be posted on their page. Thus, clicking such banners is a shot in the dark: only the advertisement contractor realizes what will occur when you click this ad. Besides some “light” viruses, like adware or undesirable programs, you can likewise receive something much more dangerous, like ransomware or coin miner; the substantial share of coin miners distribution is exactly after the malicious promotions.

People dislike popups

The statistic shows that people dislike popup advertising more than other types of promotions

Potentially unwanted programs, like Check-this.one pop-up virus can cause a wide range of problems on your PC. Distracting is not the only effect – pop-up notifications can display you the advertisements, where you are offered to download one more dubious application, or “a perfect anti-malware tool”. Scareware is often spread with the last motto. Potentially unwanted applications, in turn, may have spyware functions. And it is very hard to distinguish the unwanted app from a legit one, if you don’t know the exact names. Besides the PUPs and dubious antiviruses, popup-related promotions are also chosen as a spreading way by various trojan viruses, for example – coin miners. The consequences of activity of such viruses is 100% unwanted, and can cost you hundreds or even thousands of dollars. And even if you are not clicking these promotions, they may be clicked by someone who also uses your personal computer – parents, children, spouse, etc. So the situation can become much more serious, and it will be much harder to deal with it without data and money loss. It is recommended to remove the viruses with antivirus programs as soon as possible.

How can I get rid of Check-this.one pop-up advertisements?

The tutorial of Check-this.one adware elimination contains 2 sections. Initially, we need to deal with the malware, and then fix the effects of its activity. The elimination procedure is pretty simple, due to the fact that it can be performed even with making use of Microsoft Defender – anti-virus tool that is present on all computers with Windows 8/10. Nonetheless, due to its significant resources consumption, as well as some failures that may be pivotal for some kinds of individuals, Defender is oftentimes disabled by the users, so its utilization is most likely impossible. In addition, different trojan viruses can turn off the embedded antivirus. It is much better to make use of the separated program that will not have such vulnerabilities.

I’d recommend you to utilize Gridinsoft Anti-Malware2 – a well-proven anti-malware device that will surely eliminate the malware from your computer and also make an invulnerable cover with a Proactive protection function. But let’s deal with Check-this.one adware initially.

Removing Check-this.one popup virus with GridinSoft Anti-Malware

  • Download and install GridinSoft Anti-Malware. After the installation, you will be offered to perform the Standard Scan. Approve this action.
  • Gridinsoft Anti-Malware during the scan process

  • Standard scan checks the logical disk where the system files are stored, together with the files of programs you have already installed. The scan lasts up to 6 minutes.
  • GridinSoft Anti-Malware scan results

  • When the scan is over, you may choose the action for each detected virus. For all files of Check-this.one malware the default option is “Delete”. Press “Apply” to finish the malware removal.
  • GridinSoft Anti-Malware - After Cleaning

Now, when the computer is clean of viruses, we can proceed to the browser reset. You can do this step manually, as well as with the use of GridinSoft Anti-Malware.

Reset browser settings to default

Manual method of browser reset

To reset Edge, do the following steps :
  1. Open “Settings and more” tab in upper right corner, then find here “Settings” button. In the appeared menu, choose “Reset settings” option :
  2. Reseting the Edge browser

  3. After picking the Reset Settings option, you will see the following menu, stating about the settings which will be reverted to original :
For Mozilla Firefox, do the next actions :
  1. Open Menu tab (three strips in upper right corner) and click the “Help” button. In the appeared menu choose “troubleshooting information” :
  2. The first step to revert Mozilla Firefox

  3. In the next screen, find the “Refresh Firefox” option :
  4. The second step of Firefox restoration
    After choosing this option, you will see the next message :
    The last step for Firefox
If you use Google Chrome
  1. Open Settings tab, find the “Advanced” button. In the extended tab choose the “Reset and clean up” button :
  2. In the appeared list, click on the “Restore settings to their original defaults” :
  3. Finally, you will see the window, where you can see all the settings which will be reset to default :
Opera can be reset in the next way
  1. Open Settings menu by pressing the gear icon in the toolbar (left side of the browser window), then click “Advanced” option, and choose “Browser” button in the drop-down list. Scroll down, to the bottom of the settings menu. Find there “Restore settings to their original defaults” option :

  2. After clicking the “Restore settings…” button, you will see the window, where all settings, which will be reset, are shown :

When the browsers are reset, you need to ensure that your browser will be connected the right DNS while connecting to the site you need. Create a text file named “hosts” on your desktop, after that open it and fill it with the following text3:

# Copyright (c) 1993-2006 Microsoft Corp.
#
# This is a sample HOSTS file used by Microsoft TCP/IP for Windows.
#
# This file contains the mappings of IP addresses to host names. Each
# entry should be kept on an individual line. The IP address should
# be placed in the first column followed by the corresponding host name.
# The IP address and the host name should be separated by at least one
# space.
#
# Additionally, comments (such as these) may be inserted on individual
# lines or following the machine name denoted by a ‘#’ symbol.
#
# For example:
#
# 102.54.94.97 rhino.acme.com # source server
# 38.25.63.10 x.acme.com # x client host
# localhost name resolution is handle within DNS itself.
# 127.0.0.1 localhost
# ::1 localhost

Find the hosts.txt file in C:/Windows/System32/drivers/etc directory. Rename this file to “hosts.old.txt” (to distinguish it from the new one), and then move the file you created on the desktop to this folder. Remove the hosts.old from this folder. Now you have your hosts file as good as new.

Nevertheless, there is one trouble that makes things much more difficult to fix, specifically without the anti-malware program. A lot of adware variants that are used to show you the Check-this.one pop-up promotions are modifying the deep browser configurations, disabling an access to the settings tab. So, if you try to change your browser settings after your system was penetrated by pop-up-related malware, your browser will certainly crash quickly. Sometimes, you will see no crash, but significant lag spike after pressing the “settings” key. Browser will stop responding for ~ 30 seconds, and then it will be back to the normal, until you attempt to open settings once more.

Reset your browser settings with GridinSoft Anti-Malware

To reset your browser with GridinSoft Anti-Malware, open the Tools tab, and click the “Reset browser settings” button.

Tools tab in GridinSoft Anti-Malware

You can see the list of the options for each browser. By default, they are set up in the manner which fits the majority of users. Press the “Reset” button (lower right corner). In a minute your browser will be as good as new.

Reset Browser Settings tab in GridinSoft Anti-Malware

The browser reset is recommended to perform through the antivirus tool by GridinSoft, because last is also able to reset the HOSTS file without any additional commands.

How to Remove Check-this.one Pop-ups?

Name: Check-this.one

Description: Check-this.one - a lot of users became a target for the pop-up advertisements. I have a lot of friends who literally bombed me with the questions like “how to remove Check-this.one push notifications?” or “why do Check-this.one pop-ups keep appearing on Chrome even after AdBlock installation?”. In this article we will show you how to deal with Check-this.one pop-ups, which may corrupt your browser’s correct performance, and create a lot of troubles while you are working.

Operating System: Windows

Application Category: Adware

Sending
User Review
3.25 (4 votes)
Comments Rating 0 (0 reviews)

References

  1. More about pop-up advertisements on Wikipedia.
  2. GridinSoft Anti-Malware review and also the reasons why I recommend it for malware removal.
  3. Official Microsoft guide for hosts file reset.

About the author

Wilbur Woodham

I was a technical writer from early in my career, and consider IT Security one of my foundational skills. I’m sharing my experience here, and I hope you find it useful.

Leave a Reply

Sending

This site uses Akismet to reduce spam. Learn how your comment data is processed.