All news with #data exfiltration tag

⚠️ EchoLink is a newly identified zero-click vulnerability in Microsoft 365 Copilot that enables silent exfiltration of enterprise data without any user interaction. This class of attack bypasses traditional click- or download-based defenses and moves laterally at machine speed, making detection and containment difficult. Organizations relying solely on native tools or fragmented point solutions should urgently reassess their exposure and incident response readiness.

🧩 Muddled Libra is not a single organized group but a fluid collaboration of personas that form distinct strike teams with varying objectives and tradecraft. Unit 42 has identified patterns across at least seven teams, from crypto theft and extortion to IP theft and mass data harvesting. Defenders should prioritize protecting high-value data, tighten access controls, and assume evolving tactics rather than a fixed adversary profile.