Remove Waicaiwhosha Pop-up Virus — How to Remove?

Waicaiwhosha push notifications appear out of the blue, bothering and annoying you. However, that is way more than annoying pop-ups – their origins is clearly malicious, and they may install other malicious stuff to your system. In this post, I will guide you on how to remove Waicaiwhosha pop-ups and explain how to avoid them in the future.

Any interaction with Waicaiwhosha push notifications will be ineffective at best. In worst case scenario, the websites it can open can introduce malware to your system. These push notifications can also advertise fake shopping websites 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 Waicaiwhosha 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 Waicaiwhosha 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-up ads and Waicaiwhosha notifications is the malicious origins of the latter. Normal push notifications are offered for you to enable on different sites with a straightforward purpose – keep you aware about the new articles, discounts and so on. It is an effective approach to help your site to retain visitors and help the interested users to have the best price.

Brief summary of the Waicaiwhosha.com pop-up ads:

Waicaiwhosha pop-up ads, in contrast, have a deal with unlegit sites. You will commonly witness the offer to turn them on after a redirection from another website. There’s nothing bad in redirecting unless it throws you into such a questionable place. In this case, turning on push notifications is offered under the guise of the anti-DDoS check-up. Alternatively, the web pages may refuse to show you the content unless you turn on these pop-ups. These theses should already raise suspicion, as sites usually feature a different anti-bot mechanism. Witnessing this demand should be the reason to leave the site right away. Sometimes, even after clicking “Allow”, you will not get to the website – the sole page it has is a landing page with the offer to turn on the push notifications.

Waicaiwhosha push notification.

How does it work?

The vast majority of browsers support enabling push notifications from sites. Sites, on the other hand, may send out notifications with the content of their choice. It may be a promotion of the page listed on this website, or an ad of the page of their partner. As a result, you can see the pop-up from site X, but interacting with it will redirect you to site Y – because a link to that website was added.

Crooks rely on this ability in their attempt to earn money through advertising. They trick victims into allowing the pop-ups, and then just spread hundreds of banners of other crooks they have a deal with. As you can suppose, no image-caring companies will contract with fraudsters. All the Waicaiwhosha popups you can see lead to other fraudulent sites. At some point, the same victim may get into a trap of multiple pop-up spamming web pages, and its web browser will turn into a complete mess.

The promotions 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 users and make it hundreds of times each day – that is a much bigger sum. Even though the majority of such ads are ineffective, it can still bring all the parties a lot of money.

Are Waicaiwhosha pop-up advertisements dangerous?

Yes, they are. At the surface, they can look harmless – just a blinking pop-up that appears a couple times in an hour. However, the contents of this window differ drastically from what you used to see in pop-up ads. Waicaiwhosha.com web page is ruled by fraudsters, who deliberately show tons of irrelevant ads in pop-ups. They also don’t follow any common sense and can make sporadic pop-up ads into a hurricane of promotions. For weak computers, that may be enough to make the system slower. But that is not all problems these pop-ups carry.

As any other thing that touches illegal ads, Waicaiwhosha pop-up advertisements don’t have legit deals to offer. Even when hackers make the banners looking similar to ones from Amazon, Walmart or Ebay, the website these ads 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 push notifications 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, Waicaiwhosha pop-up ads are not recommended to click on either, and the best solution is to disable them as soon as possible.

How to remove Waicaiwhosha pop-ups?

Fortunately, Waicaiwhosha pop-up advertisements removal is not very complicated. They parasite in the web browser and cannot hide themselves in the system. Nevertheless, as I pointed out before, some pop-up notifications may introduce malicious programs to your system. It is nearly impossible to show all of the cases, and manual attempts to remove malware is a bad idea. Therefore, after disabling the pop-up advertisements it is recommended to use anti-malware software. I would especially recommend that if you have never allowed pop-up advertisements, and they still appeared. That can point at malicious software activity. GridinSoft Anti-Malware will perfectly fit both system recovery and malware scanning and removal purposes, because of its abilities of system recovery and advanced detection system.

First of all, you should reset your browser settings. It is possible to do in both manual and automatic manner. The former, obviously, requires more time to complete and can 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 site 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 Waicaiwhosha 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 Waicaiwhosha Pop-ups?

Name: Waicaiwhosha

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