Tech support scams continue to be one of the top consumer threats in 2018, despite actions from security vendors and law enforcement. Scammers are constantly looking for new ways to reel in more victims, going beyond cold calls impersonating Microsoft to rogue tech support ads using the good name of legitimate brands, and of course, malicious pop-ups. Tech support scammers belonging to the Partnerstroka group are once again abusing browsers abusing browsers, this time with a new browlock feature. In this blog post, we share some of our findings on this group and their latest techniques.”]