What Is Qatrup.com?
Qatrup.com is a shady website that tries to trick users into subscribing to its notifications. Qatrup.com claims that users have to click or tap Allow on its notifications confirmation pop-up to see a video, access a website, start a download, solve a CAPTCHA, etc. If a user clicks Allow, Qatrup.com notifications will start spamming him or her with ads, clickbait links, prompts to download something, invitations to join adult chatrooms, etc. The notifications will appear in the bottom-right corner of the screen on Windows, in the top-right corner on macOS, or on the status bar on Android.