Remove Buycfr Virus — How to Fix Guide

Buycfr pop-up advertisements appear when you do not expect, detracting and irritating you. Nonetheless, that is slightly more than simple pop-up ads – their origins is purely malignant, and they may install other malicious stuff to your computer. In this post, I will guide you on how to remove Buycfr pop-up notifications and explain how to avoid them in the future.

Any interaction with Buycfr pop-up advertisements will be useless at best. In worst case scenario, the pages it can show you may introduce malware to your system. These push notifications can also promote fake shopping sites which will take your money and payment info. The latter generally ends up with losing all the money you have on the exposed card.

It is better to prevent, than repair and repent!

Removing Buycfr 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.

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What are Buycfr pop-up advertisements?

As the pop-up definition goes, these are short and small advertisements that attract your attention to a product they promote. But the difference between regular pop-ups and Buycfr pop-ups is the malicious origins of the latter. Normal pop-ups are offered for you to enable on different sites with a understandable purpose – keep you aware about the latest posts, discounts and so on. It is a useful tool to help your site to keep visitor’s attention and help the interested visitors to have the best deal.

Short summary of the Buycfr.com pop-ups:

Buycfr pop-ups, as opposed, are related to untrustworthy websites. You will commonly witness the proposition to turn them on following the redirection from another site. There’s nothing bad in redirecting unless it throws you to such a questionable place. In this case, turning on push notifications is served as the anti-DDoS check-up. In other cases, the websites can deny showing you the contents unless you apply these push notifications. These requirements should already raise suspicion, as sites commonly feature a more convenient anti-bot mechanism. Witnessing such an requirement should be the reason to skip the site right away. In some cases, even when you click “Allow”, you will not see the site – the sole page it has is a landing page with the offer to turn on the pop-up notifications.

Buycfr push notification.

How does it work?

The vast majority of browsers support turning on pop-ups from sites. Websites, on the other hand, can send notifications with the content they like. It may be an advertisement of the product published on this particular website, or a promotion of the page of their partner. As a result, you can see the push notification from site X, but clicking it will direct you to site Y – because a referral link to that website was embedded.

Cybercriminals rely on this ability in their approach to earn money through advertising. They trick victims into allowing them to show the banners, and then just spread hundreds of banners of other crooks they have a deal with. As you may suppose, no benevolent companies will have a deal with fraudsters. All the Buycfr notifications you can see lead to other untrustworthy sites. In some cases, the same user can get into a trap of several pop-up spamming websites, and its browser will turn into a complete mess.

The banners these rascals show are paid under the pay-per-view model. It generally provides a negligible pay for one person, but when you can send ads to a huge number of victims and show them hundreds of ads every day – that is a much more significant sum. Even though the majority of these ads are ineffective, it may still give all the participants a lot of money.

Are Buycfr pop-up notifications dangerous?

Yes, they are. Initially, they may look safe – just a blinking window that appears from time to time. However, the contents of this window differ sharply from what you generally see in pop-up notifications. Buycfr.com website is controlled by crooks, who intentionally throw tons of malicious ads in pop-ups. They also never follow any common sense and can launch sporadic pop-ups into a storm of ads. For weak computers, that may be enough to cause performance issues. But that is not all problems these push notifications carry.

As with any other thing that touches illegal advertising, Buycfr pop-up advertisements don’t have legit offers. Even when hackers make the ads looking similar to ones from Walmart or Amazon, the site these banners will throw you to are completely different. And these pages can offer you to turn on other pop-ups, install a “useful” program, or pay for a thing at a big discount and never receive it. Let’s leave aside the cases when pop-ups promote phishing pages or straightforward malware. There’s no way these pages will bring you any good, thus interacting with them is a very bad idea. For the same reason, Buycfr pop-up advertisements are not recommended to click on either, and the best solution is to disable them as soon as possible.

How to remove Buycfr pop-ups?

Fortunately, Buycfr pop-up advertisements removal is not very complicated. They sit in the browser and can’t hide themselves in the system. Nonetheless, as I stated before, some pop-up ads may promote malware to your system. It is nearly impossible to show all cases, and manual attempts to remove malware is a bad idea. Therefore, after getting rid of the pop-up advertisements it is recommended to use anti-malware software. I’d especially recommend that in the case when you have never allowed pop-up advertisements, and they still appeared. This situation can point at malware activity. GridinSoft Anti-Malware will be the best both system recovery and malware scanning and removal purposes, because of its abilities of system recovery and superb detection system.

Initially, you should reset your browser settings. You can do that in manual or automated way. The former, obviously, takes more time to complete and may be somewhat complicated if you have never done that. Automated supposes the use of anti-malware programs that can reset all browser settings at once.

Reset your browsers with GridinSoft Anti-Malware

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

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

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

Reset your browsers manually

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. 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. In the next screen, find the “Refresh Firefox” option:

After choosing this option, you will see the next message:

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 connect the right DNS while connecting to the web page you need. Create a text file titled “hosts” on your pc’s desktop, then open it and fill it with the following lines²:

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.

Scan your system for possible viruses

After removing the Buycfr push notifications, it’s time to see if these pop-ups brought any threat to your system. Launch GridinSoft Anti-Malware, and then click on Standard scan. It will be enough in most cases to find and remove malware. The scan will last 5-10 minutes; you are free to use your system during that process.

Once the scan is complete, you will see the detections or a notification about a clean system. Proceed with pressing the Clean Up button (or OK when nothing is detected).

How to Remove Buycfr Pop-ups?

Name: Buycfr

Description: Buycfr - 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 Buycfr.com push notifications?” or “why do Buycfr.com pop-ups keep appearing on Chrome even after AdBlock installation?”. In this article we will show you how to deal with Buycfr 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

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1. More about this malware type on GridinSoft Encyclopedia.
2. Official Microsoft guide for hosts file reset.