Suspected Chinese hackers use Log4j flaw to deploy Night Sky ransomware, Microsoft warns

A China-based ransomware operator has been exploiting a vulnerability in Log4j software to attack internet-facing systems running a popular virtualization service, Microsoft analysts reported Monday. The findings point toward attacks on VMWare Horizon, an application that allows remote users access to virtual computers and servers. Successful attacks have led to the deployment of ransomware via a hacking campaign that calls itself Night Sky. The group behind this effort has previously deployed other ransomware strains, including LockFile, AtomSilo, and Rook, the …

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