http://deepweb4wt3m4dhutpxpe7d7wxdftfdf4hhag4sizgon6th5lcefloid.onion/blog/newest/the-hellokitty-ransomwares-creators-published-the-malwares-source-code-online
Since its inception in November 2020, Operation HelloKitty has been known for its attacks on corporate networks, data theft, and system encryption. In February 2021, the Polish company CD Projekt Red was the target of the most well-known ransomware attack, in which the attackers made a public announcement about stealing the source code of several studio games.