Most Important Detection 2026 – LLM-Orchestrated Reconnaissance-to-Phishing Attack Chain (BASIN CASTLE)
Detects a potential post-exploitation attack chain where a user receives a phishing lure and subsequently executes a rapid burst of distinct process commands on the same host. This pattern is consistent with an adversary utilizing an LLM to iteratively troubleshoot and refine command syntax during a post-exploitation phase.
Microsoft Sentinel (KQL)

