RansomHouse Mario Encryptor File Renaming

Matt Brady@mbrady5299

•updated Dec 17, 2025•2•1•49

Detects the renaming of critical virtualization files by the RansomHouse 'Mario' encryptor, which appends an extension containing '.mario' (e.g., '.emario'). This activity is a strong indicator of a successful encryption event on an ESXi host.