Prinz Eugen Ransomware - Memory Clearing and Garbage Collection

Ankit Mehta@Secvyn

•updated Jun 23, 2026•0•0•1

This rule detects the execution of commands associated with memory clearing and garbage collection, potentially used by the Prinz Eugen ransomware to hinder forensic analysis or ensure data destruction. It specifically looks for command-line arguments like 'erasefreespace', 'cleanmem', 'memset', or 'zeromem' when initiated by 'servertool.exe' or 'encrypt.exe'.