Cybersecurity researchers have detailed an updated version of an advanced fingerprinting and redirection toolkit called WoofLocker that’s engineered to conduct tech support scams. The sophisticated traffic redirection scheme was first documented by Malwarebytes in January 2020, leveraging JavaScript embedded in compromised websites to perform anti-bot and web traffic filtering checks to serve next-stage JavaScript that redirects users to a browser locker (aka browlock).

Source: The Hacker News