Yun Song Guk 윤성국 confirmed
Also known as: Yun So'ng-kuk
Actor-cluster tags
Photo
No verified public image available.
Sanctions-designation details
Status: Designated by OFAC on March 12, 2026 under Executive Order 13810, program tag DPRK4, as a North Korean person engaged in commercial activity that generates revenue for the Government of North Korea
| Location | Boten, Laos |
|---|---|
| Date of Birth | July 27, 1969 |
| Nationality | North Korean |
| Sex | Male |
| Passport | 180131469 (North Korea) |
| Digital currency addresses, per OFAC | ETH 0xb637f84b66876ebf609c2a4208905f9ddac9d075; ETH 0x95584C303FCd48AF5c6B9873015f2AD0ca84EaE3 |
Caution
Since at least 2023, DPRK national Yun Song Guk (Yun) led a group of North Korean IT workers that conduct freelance IT work operating out of Boten, Laos.
Since at least 2023, DPRK national Yun Song Guk (Yun) led a group of North Korean IT workers that conduct freelance IT work operating out of Boten, Laos. Yun coordinated several dozen financial transactions totaling more than $70,000 with Hoang Minh Quang (Minh) relating to IT services performed by Yun. Since at least 2024, Yun also worked with York Louis Celestino Herrera (Celestino) to develop freelance IT service contracts for Yun.
Sources
Every factual claim on this page is drawn from the public records listed below.
- Recent Actions, March 12, 2026: North Korea Designations (Yun Song Guk, Amnokgang Technology Development Company and facilitators in Vietnam, Laos and Spain) — U.S. Department of the Treasury, Office of Foreign Assets Control (OFAC), 2026-03-12 sanctions designation
- Treasury Sanctions Key Enablers of DPRK IT Worker Networks — U.S. Department of the Treasury, 2026-03-12 press release
- 미 재무부, 북 IT 관련 6명과 단체 2곳 추가 제재 (U.S. Treasury sanctions six more people and two entities over DPRK IT work) — Tongil News, 2026-03-13 reference