http://superuser.com/questions/1054790/system-foun d-unauthorized-changes-on-the-firmware
http://www.sevenforums.com/system-security/393432- help-uefi-bios-os-compromised.html
Prý to má na svědomí aktualizace KB3133977. Tak tu odinstaluj.
Asus FAG:
http://www.asus.com/support/FAQ/1016356/