Best Detection of 2026 Series: Raspberry Robin/Gamarue Media Worm Spread
Detects the two-stage execution chain associated with Raspberry Robin (Gamarue) propagation via removable media. The rule correlates the initiation of suspicious processes (msiexec.exe, rundll32.exe, or explorer.exe) from removable drive paths containing disguised DLLs or LNK files with subsequent obfuscated rundll32.exe execution command lines within a 30-minute window.
Microsoft Sentinel (KQL)
