The threat actor known as PlushDaemon has been observed using a previously undocumented Go-based network backdoor codenamed EdgeStepper to facilitate adversary-in-the-middle (AitM) attacks.
EdgeStepper “redirects all DNS queries to an external, malicious hijacking node, effectively rerouting the traffic from legitimate infrastructure used for software updates to attacker-controlled infrastructure
EdgeStepper Implant Reroutes DNS Queries to Deploy Malware via Hijacked Software Updates
