Modifying your browser settings to redirect your homepage, new tab, and default search engine to fake sites like video-searchz.com or videos-searches.com .

Being surreptitiously installed alongside legitimate software when using "Quick" or "Express" installation settings. Safety and Removal Browser Hijacker Code? - Microsoft Q&A

Files with generic "Search Video" names are frequently distributed through deceptive advertisements, fake software updates (like Adobe Flash), or "bundled" with free software downloads. What is this file?

Collecting your browsing history, search queries, and IP address for advertising purposes.