CTI · corroborated · 2026-08-26

Core Werewolf Hackers Deploy New CoreRAT Malware Against Russian Government and Defense Organizations

Full story & timeline

MITRE ATT&CK

• T1566 Phishing Initial Access
• T1204 User Execution Execution
• T1059 Command and Scripting Interpreter Execution
• T1082 System Information Discovery Discovery
• T1005 Data from Local System Collection
• T1070 Indicator Removal Stealth

Indicators

No curated indicators tied to this case.

Detections

No detection content yet — case analysis did not yield signal-specific telemetry. Check back after the next daily CTI pass.

References

• https://gbhackers.com/core-werewolf-espionage-cluster/
• https://cyberpress.org/corerat-gives-werewolf-control/