Chinese APT Hackers Exploit Microsoft Exchange to Breach Energy Sector Network
A Chinese state-linked hacking group known as FamousSparrow has quietly infiltrated an Azerbaijani oil and gas company, exploiting an unpatched Microsoft Exchange server to plant multiple backdoors inside the network. The attack ran from late December 2025 through late February 2026 and stands as one of the most detailed Chinese APT intrusions targeting energy infrastructure […] The post Chinese APT Hackers Exploit Microsoft Exchange to Breach Energy Sector Network appeared first on Cyber Security News.
A Chinese state-linked hacking group, FamousSparrow, exploited an unpatched Microsoft Exchange server in an Azerbaijani oil and gas company, planting multiple backdoors inside the network from late December 2025 through late February 2026. This attack is one of the most detailed Chinese APT intrusions targeting energy infrastructure.
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