BlackX UEFI Bootkit Bypasses Secure Boot on Patched Windows Systems Missing Revocations
// summary
Researchers reported a UEFI bootkit named BlackX bypassing Secure Boot on patched Windows systems during targeted attacks on Central Asian diplomatic organizations.
// from the source
Diplomatic organizations in Central Asia have been targeted by a sophisticated new Unified Extensible Firmware Interface (UEFI) bootkit called BlackX. The activity, which singled out diplomatic entities in Tajikistan, Uzbekistan, and Turkmenistan in early 2026, is suspected to be orchestrated by a China-linked state-sponsored hacking group known as APT41, Kaspersky said in a technical report