The Clop ransomware gang has confirmed to BleepingComputer that they are behind the recent Cleo data-theft attacks, utilizing zero-day exploits to breach corporate networks and steal data. [...]
source https://www.bleepingcomputer.com/news/security/clop-ransomware-claims-responsibility-for-cleo-data-theft-attacks/
source https://www.bleepingcomputer.com/news/security/clop-ransomware-claims-responsibility-for-cleo-data-theft-attacks/