The crew behind the 3AM strain of ransomware has been hitting companies using a familiar playbook: flood the target with junk emails, follow up with a fake IT call, and convince someone to hand over remote access. It’s not new, but it still works. Probably more than it should.

This kind of attack was first seen with the Black Basta gang, then picked up by FIN7. Thanks to leaked chat logs and shared templates, it’s now being copied by others. Sophos tracked 55 attacks between November and January that used the same tactics, tied to two different threat actor groups. [Read more…]