GammaSteel Fallback C2 Comm

Duo Tech@duotech

•updated Jun 4, 2026•2•0•16

Detects network connections to the hardcoded GammaSteel fallback C2 IP address (165.22.170.129) and domain (justsstop.ru). These hardcoded IOCs are used as a failsafe when primary S3 exfiltration fails or DDR configurations are lost, indicating an active data theft operation.