Massive Qlocker ransomware attack uses 7zip to encrypt QNAP devices

A massive ransomware campaign targeting QNAP devices worldwide is underway, and users are finding their files now stored in password-protected 7zip archives.

The ransomware is called Qlocker and began targeting QNAP devices on April 19th, 2021.

The attack does not use open ports. Users believe it uses UPnP or Qnap Cloud.