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Analysis of APT-C-20's Covert Attack Campaign Leveraging Explorer Hijacking and LSB Steganography

📅 July 5, 2026 📰 mp.weixin.qq.com 🔍 1 CVE(s) referenced

APT-C-20 (APT28) has deployed a highly stealthy attack chain leveraging encrypted macro documents, COM hijacking, LSB steganography, and legitimate cloud services to achieve persistent, fileless remote control and evade traditional security detection.

unclassified
CVE-2026-21509

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