search.chill-tab.com is a browser hijacker also known as a Potentially Unwanted Program as it changes your default homepage and search engine to search.chill-tab.com. Avoiding PUPs is not always an easy task, this Browser Hijacker is often bundled using freeware and offered during the installation of legit software. Software from several major download sites may contain additional software.
Be aware when you install software onto your computer and carefully read the terms of agreements during installation. PUPs, Adware or Browser Hijackers are commonly bundled with the software. This software is not always malicious and may occasionally be offered as software to enrich your browser experience.
The interesting part of this Browser Hijackers is they might install software to protect themselves against changing the default homepage to another homepage.
This might sound like a good thing, but it is just a nasty way to keep their Search Engine as default homepage and default search engine to get web-traffic and revenue by promoting in-text advertisements. However, these Browser Hijackers are not detected by Antivirus software as Browser Hijackers are considered “PUPs” Potentially Unwanted Programs.