Threat Group – China-based APT actors
Threat Type – Fileless malware and espionage backdoor
Exploited Vulnerabilities – DLL sideloading, fileless memory injection (no CVEs assigned)
Malware Used – EggStremeFuel, EggStremeLoader, EggStremeReflectiveLoader, EggStremeAgent, EggStremeKeylogger, EggStremeWizard
Threat Score – 8.0 🔴 High
Last Threat Observation – 11 September 2025
Overview
A newly discovered espionage framework named EggStreme has