coldriver

New reports from both Microsoft’s Digital Crimes Unit and the U.S. Department of Justice expose a disruptive operation against more than 100 servers used by “Star Blizzard” — a Russian-based cyber threat actor specializing in compromising email boxes to exfiltrate sensitive content or interfere with the target’s activities. Who is Star Blizzard? Star Blizzard is also known as Seaborgium, Callisto Group, TA446, Coldriver, TAG-53 or BlueCharlie. According to various government entities around the globe, Star…