Poseidon

aliases

Last seen:Mar 17, 2026

Intelligence Profile

Part of Mythic C2, written in Golang.

Threat Analysis

Poseidon is a known-sophistication threat actor of undetermined national origin, engaged in cyber operations with a primary motivation of unknown activity patterns.

External References

→https://github.com/MythicAgents/poseidon

Quick Facts

TypeAPT / Threat Group

Aliases3

Also Known As

Poseidonelf.poseidonosx.poseidon

External Intelligence

Malpedia: osx.poseidon

Research Links

MITRE ATT&CK VirusTotal Google (news) Twitter/X search

Data sourced from Malpedia, Ransomware.live, RansomLook, and CTIWATCH OSINT collection. Actor attribution is based on available intelligence and may be incomplete.

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