[Fox Kitten](https://attack.mitre.org/groups/G0117) is threat actor with a suspected nexus to the Iranian government that has been active since at least 2017 against entities in the Middle East, North…

[Gamaredon Group](https://attack.mitre.org/groups/G0047) is a suspected Russian cyber espionage group that has targeted military, law enforcement, judiciary, non-profit, and non-governmental organizations in Ukraine since at least 2013. The name…

[BRONZE BUTLER](https://attack.mitre.org/groups/G0060) is a cyber espionage group with likely Chinese origins that has been active since at least 2008. The group primarily targets Japanese organizations, particularly those in…

[RedCurl](https://attack.mitre.org/groups/G1039) is a threat actor active since 2018 notable for corporate espionage targeting a variety of locations, including Ukraine, Canada and the United Kingdom, and a variety of…

[Chimera](https://attack.mitre.org/groups/G0114) is a suspected China-based threat group that has been active since at least 2018 targeting the semiconductor industry in Taiwan as well as data from the airline…

[Threat Group-3390](https://attack.mitre.org/groups/G0027) is a Chinese threat group that has extensively used strategic Web compromises to target victims.(Citation: Dell TG-3390) The group has been active since at least 2010…

[APT28](https://attack.mitre.org/groups/G0007) is a threat group that has been attributed to Russia's General Staff Main Intelligence Directorate (GRU) 85th Main Special Service Center (GTsSS) military unit 26165.(Citation: NSA/FBI Drovorub…