LIUSHEN Anti-Debugging CPU Timing Loop Detection

Subhankar H@Andrewsec57

•updated Jul 8, 2026•1•0•9

Detects a specific anti-debugging technique used by LIUSHEN ransomware, where the malware executes a 1,000,000-iteration loop and measures the duration. If the loop takes longer than 0.5 seconds, it infers the presence of a debugger or analysis environment due to the induced latency.