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G0027 · 57 ATT&CK techniques · 0 correlated reports

Threat Group-3390

Aliases: APT27, BRONZE UNION, Earth Smilodon, Emissary Panda, Iron Tiger, Linen Typhoon, LuckyMouse, TG-3390, Threat Group-3390

[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 and has targeted organizations in the aerospace, government, defense, technology, energy, manufacturing and gambling/betting sectors.(Citation: SecureWorks BRONZE UNION June 2017)(Citation: Securelist LuckyMouse June 2018)(Citation: Trend Micro DRBControl February 2020)

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Cyber Knowledge routes

These contextual routes explain behaviors associated with this ATT&CK group record. They support learning and investigation planning; they do not add attribution evidence.