The Ulgeddond.top pop-ups are an Internet tactic that tricks users into subscribing to browser notifications from an empty website. Pages like this one are typically pushed by Potentially Unwanted Application (PUAs). PUAs have various harmful features, including generating advertisements for unsafe websites and fake software, redirecting users through bogus search engines, and harvesting the user's data sold to third parties. In any case, users who experience these or similar symptoms should install a reputable anti-malware program and scan their devices.
The page that Ulgeddond.top tactic operates through has no content. It displays a misleading error message, which says that the page wants to show notifications and requests the user to click on the 'Allow' button to proceed. However, clicking on the provided button gives the fraudsters handling the Ulgeddond.top scheme all permits to deliver their advertising content straight to the user's desktops. These promotional pop-ups can be unsafe, as they may send the user to infected websites or install malware on users' computers directly.
PUAs spread through a method known as 'bundling.' It means that malware creators inject them as additional tools into another program's installation package. Users who use the standard installation option often oversee these drive-by downloads and only notice the infection after the initial symptoms occur.