MITRE ATT&CK® Reference

Groups

Intrusion-set and threat group profiles from official ATT&CK data.

1 records · validated library

Groups results

Results are validated against normalized ATT&CK source records when available; sample records are used only in development or empty-data environments.

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G0131: Tonto Team

Tonto Team is a suspected Chinese state-sponsored cyber espionage threat group that has primarily targeted South Korea, Japan, Taiwan, and the United States since at least 2009; by 2020 they expanded operations to include other Asian as well as Eastern European countries. Tonto Team has targeted government, military, energy, mining, financial, education, healthcare, and technology organizations, including through the Heartbeat Campaign (2009-2012) and Operation Bitter Biscuit (2017).[1][2][3][4][5][6]

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