FiveSys rootkit

Pierluigi Paganini October 22, 2021
FiveSys, a new digitally-signed rootkit spotted by Bitdefender experts

Bitdefender researchers discovered a new Rootkit named FiveSys that abuses Microsoft-Issued Digital Signature signature to evade detection. FiveSys is a new rootkit discovered by researchers from Bitdefender, it is able to evade detection by abusing a Microsoft-issued digital signature. Driver packages that pass Windows Hardware Lab Kit (HLK) testing can be digitally-signed by Microsoft WHQL (Windows Hardware Quality […]