APT3
Also known as GOTHIC PANDA, TG-0110, Group 6, UPS, Buckeye, Boyusec, BORON, BRONZE MAYFAIR, Red Sylvan, Brocade Typhoon, Pirpi, UPS Team, Threat Group-0110
Symantec described UPS in 2016 report as: 'Buckeye (also known as APT3, Gothic Panda, UPS Team, and TG-0110) is a cyberespionage group that is believed to have been operating for well over half a decade. Traditionally, the group attacked organizations in the US as well as other targets. However, Buckeyes focus appears to have changed as of June 2015, when the group began compromising political entities in Hong Kong.'
Targets: Private sector, United States, United Kingdom, Hong Kong
CVEs in recent coverage
No CVEs named alongside this actor in the last 90 days.
Recent victims
No leak-site posts on record for this group.
ATT&CK techniques
Recent activity
- APT 3.3.5 HTTP Backend Audit https:// packetstorm.news/files/239627mastodon · Nov 5, 2026
References
- https://www.fireeye.com/blog/threat-research/2015/06/operation-clandestine-wolf-adobe-flash-zero-day.html
- https://web.archive.org/web/20160910124439/http://www.symantec.com/connect/blogs/buckeye-cyberespionage-group-shifts-gaze-us-hong-kong
- https://www.cfr.org/interactive/cyber-operations/apt-3
- https://www.secureworks.com/research/threat-profiles/bronze-mayfair
- https://www.mandiant.com/resources/insights/apt-groups
- https://www.fireeye.com/content/dam/fireeye-www/summit/cds-2019/presentations/cds19-executive-s08-achievement-unlocked.pdf
- http://pwc.blogs.com/cyber_security_updates/2015/07/pirpi-scanbox.html
- https://attack.mitre.org/groups/G0022
- https://www.fireeye.com/blog/threat-research/2014/11/operation_doubletap.html
- https://www.recordedfuture.com/research/chinese-mss-behind-apt3
From the MISP threat-actor galaxy, MITRE ATT&CK and RansomLook (CC BY 4.0). Activity is any post or advisory Watch Floor collected that names the actor or one of its aliases.
