What is Covm file extension .Covm file extension is an identifier that is appended to the names of the files that have been encrypted by the Covm ransomware virus. The Covm ransomware is a new malware that belongs to the STOP (Djvu) ransomware family. It encrypts the victim’s files, changes the names of the affected … Continue reading .Covm file extension ransomware (Covm File Recovery Guide)