500ms to midnight: XZ / liblzma backdoor
SAMIR BOUSSEADEN•MIKA AYENSON•JAKE KING: Elastic Security Labs is releasing an initial analysis of the XZ Utility backdoor, including YARA rules, osquery, and KQL searches to identify potential compromises. Key Takeaways On March 29, 2024, Andres Freund identified malicious commits to the command-line utility XZ, impacting versions 5.6.0 and 5.6.1 for Linux, and shared the information on the oss-security mailing list. Andres’ discovery was made after an increase of 500ms in latency was […]