Mitigation advice
https://www.bleepingcomputer.com/news/security/nsa-shares-tips-on-blocking-blacklotus-uefi-malware-attacks/
The U.S. National Security Agency (NSA) released today guidance on how to defend against BlackLotus UEFI bootkit malware attacks.
BlackLotus has been circulating on hacking forums since October 2022, marketed as malware capable of evading detection, withstanding removal efforts, and neutralizing multiple Windows security features such as Defender, HVCI, and BitLocker.