Chinese APT Exploits Microsoft Exchange to Breach Energy Sector Network

Chinese state-aligned hackers compromised a Microsoft Exchange server at a major energy firm. They repeatedly reused that same entry point to run a months‑long espionage operation, deploying the Deed RAT and Terndoor backdoors to maintain deep access across the network. The activity is attributed with moderate‑to‑high confidence to FamousSparrow, a China‑aligned APT cluster that overlaps […]

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