While performing our routine Open-Source Intelligence (OSINT) research, Cyble Research Labs came across a ransomware group known as KARMA, which encrypts files on the victim’s machine and appends the extension of encrypted files to .KARMA. Subsequently, the Threat Actors (TAs) demand that the victims pay ransom for the private key to recover their data.

https://blog.cyble.com/2021/08/24/a-deep-dive-analysis-of-karma-ransomware/