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Tag: rootkit

Malware

msagent.sys Rootkit Driver

msagent.sys is a signed Windows kernel-mode driver used by the latest CoolClient variant. It provides stealth by hiding processes, files, registry keys,…

IOCTL Kernel Driver msagent.sys rootkit
August 14, 2026
Malware

FudModule Rootkit: Version 3.1 Enhancements

FudModule is a kernel-mode rootkit used by Lazarus Group since at least 2022. Version 3.1 adds the ability to disable Windows Smart…

FudModule Lazarus Group ML-KEM rootkit
August 12, 2026
Malware

iLOBleed: Rootkit Targeting HPE iLO Servers

iLOBleed is a rootkit that has been deployed on HPE iLO servers since at least 2020. It targets the Integrated Lights-Out management…

HPE iLO iLOBleed persistent malware rootkit
July 28, 2026
Malware

MYRA: Linux Remote Access Trojan

MYRA is a full-featured Linux RAT delivered via a malicious npm package 'apintergrationpost', claiming to be a Node.js integration client for red…

fileless execution Linux MYRA npm
June 25, 2026