Expanding the Attack Surface: Analyzing Nightmare-Eclipse's Latest PoCs

This report analyzes four PoCs leaked by the persona Nightmare‑Eclipse—HardBreacher, PrettyPrague, GreenSection, and FalconFlank—showing how trusted or privileged software (Kaspersky, Avast, NVIDIA, CrowdStrike) can be abused to achieve evasion, sandbox escape, SAM/NTLM credential extraction, and local privilege escalation; it includes code excerpts, PoC behavior, detection signals, and mitigation guidance for defenders.