Taidoor
Taidoor is a China-attributed nation-state APT group with an espionage motive, tracked by Brandefense. It targets 10 sectors, including Government and Technology, in 5 countries, including the United States and Brazil. It uses 25 MITRE ATT&CK techniques and exploits 4 known CVEs.
- Origin
- China
- Techniques
- 25
- Exploited CVEs
- 4
- First seen
- Jan 1, 2008
- Last seen
- Jan 1, 2023
- Record updated
Who They Target.
About Taidoor.
Taidoor has been deprecated, as the only technique it was linked to was deprecated in ATT&CK v7.
Last updated Sep 19, 2026. Compiled by Brandefense technologies from structured threat intelligence and reviewed by Brandefense analysts. Techniques follow the MITRE ATT&CK framework.