CTI · corroborated · 2026-09-12

Russia-aligned UAC-0099 weaponized AI safety guardrails with GuardBreaker

Full story & timeline

MITRE ATT&CK

• T1059 Command and Scripting Interpreter Execution
• T1684 Social Engineering Stealth
• T1027 Obfuscated Files or Information 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://www.gbhackers.com/