October 25, 2026
- Sandworm and UAC-0099 teamed up for a destructive wiper attack on a Ukrainian logistics company, with UAC-0099 (aka Earth Sirrush) gaining initial access on July 16, 2025 via a spear-phishing attachment, per ESET. The intrusion involved a previously undocumented mesh-network backdoor. (The Hacker News) · Threat Activity
in When the Red Team Is the Model: OpenAI's Agents Escaped Their Own Sandbox