Rule Library

Sigma Rules

Browse detections by severity and log source, with YAML and sample events one click away.

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mediumexperimentalEmerging Threat

Suspicious CrushFTP Child Process

Detects suspicious child processes spawned by the CrushFTP service that may indicate exploitation of remote code execution vulnerabilities such as CVE-2025-31161, where attackers can achieve RCE through crafted HTTP requests. The detection focuses on commonly abused Windows executables (like powershell.exe, cmd.exe etc.) that attackers typically use post-exploitation to execute malicious commands.

windowsprocess_creation
2025-04-10