FBI warns of PYSA Ransomware attacks against Education Institutions in US and UK
Security Affairs
MARCH 17, 2021
Operators behind the Pysa ransomware, also employed a version of the PowerShell Empire penetration-testing tool, they were able to stop antivirus products. The attackers are also able to deactivate antivirus on the victim network before delivering the ransomware. newversion file extension instead of .
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