- Category
- State · Attributed to a state or working for one.
- Origin
- Brazil(high confidence)
- Motivation
- Information theft and espionage
- Seen
- 2005–2026
- Status
- Active
- ATT&CK
- G0033 · 8 techniques
- Sources
- 9 sources carry it
- Identifier
- GINC-APT-0094 · poseidon-group
BrazilWhat it is
Poseidon Group is a Portuguese-speaking threat group that has been active since at least 2005. The group has a history of using information exfiltrated from victims to blackmail victim companies into contracting the Poseidon Group as a security firm.
Names
The names each vendor, agency and source gives it. Naming differs by who tracks the actor, so one group carries many.
- MITRE ATT&CK
- G0033
Attribution
Each attribution is a claim: who makes it, and to whom. Western and Eastern sources are kept apart, as they often disagree.
Western sources
- ETDA / ThaiCERTBrazil
- MISP Galaxy (CFR tagging)Brazil
- ThreatActor.info (Malpedia et al.)Brazil · high
Targets
- Countries
- Brazil, France, India, Kazakhstan, Russia, United Arab Emirates, United States
- Sectors
- Energy, Financial, Government, Manufacturing, Media, Telecommunications, Utilities
Tools
The tools and malware families the sources tie to it.
- BLACKCOFFEE
- BlackEnergy
- BlackHole
- BlackNix
- Blackshades
- IGT supertool
Sources
- MITRE ATT&CK attack.mitre.org
- ETDA Threat Group Card apt.etda.or.th
- Malpedia malpedia.caad.fkie.fraunhofer.de