If you still use ICQ for some reason, there’s fake antivirus malware being distributed through it. The story is making its way through various news sources.
You basically have two options, beyond not clicking on anything that claims to be an antivirus warning while ICQ is running. Stop using ICQ, or do the malware domains hosts file hack.
David Farquhar is a computer security professional, entrepreneur, and author. He started his career as a part-time computer technician in 1994, worked his way up to system administrator by 1997, and has specialized in vulnerability management since 2013. He invests in real estate on the side and his hobbies include O gauge trains, baseball cards, and retro computers and video games. A University of Missouri graduate, he holds CISSP and Security+ certifications. He lives in St. Louis with his family.