Intrusion setG0131

Tonto Team

Also tracked as Earth Akhlut, BRONZE HUNTLEY, CactusPete, Karma Panda

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).

Documented techniques
15
Assessed origin
China
Assessed motivation
Espionage
First seen
2009
Basis
MITRE ATT&CK

How they break in

Techniques MITRE has documented this group using, grouped by the stage of an attack they belong to. This is the actionable half: each one is a behaviour you can look for in your own logs, and a control you can test.

Malware

Families MITRE records this group deploying. Detection names for these are a reasonable place to start.

BisonalShadowPad

Tools

Legitimate or dual-use software the group is documented using. Most of it is software your own administrators use too, which is the point.

LaZagneMimikatzNBTscangsecdump
Source: MITRE ATT&CK View the original record · Last synchronised 2026-09-09 · Origin and motivation are read from MITRE’s own description and are not structured fields in ATT&CK. Where the text does not attribute a group, this page leaves them blank rather than guessing.