Therefore, each new browser tab/window opened and web search made via the URL bar redirects to the address of the promoted web searcher. Browser hijacker PUAs operate by reassigning the homepage, default search engine and new tab/window URLs to the addresses of fake search engines. When clicked, intrusive advertisements redirect to untrusted/malicious sites and some can even stealthily download/install software. The delivered ads (pop-ups, banners, coupons, surveys, etc.) are more than just a nuisance, they are also dangerous. Adware-types run intrusive advertisement campaigns. PUAs can force-open various dubious and malicious websites. fake anti-virus tools) require activation and purchase to perform the promised functionality, however, even after activation they remain nonfunctional.įurthermore, these unwanted applications can have hidden and harmful capabilities. While dubious distribution techniques are used for legitimate software, they are more commonly employed to spread rogue products. the advertised features do not work) and can also have undisclosed dangerous capabilities.
Software within this classification is typically nonoperational (i.e.
Osx Uninstaller is untrusted software, endorsed as a tool to optimize and carry out effective application uninstall processes, however, due to the dubious techniques used to proliferate Osx Uninstaller, it is classified as a Potentially Unwanted Application (PUA).
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