A ransomware claim attributes the attack to the threat actor dragonforce targeting Siam Okamura International Co., Ltd., a Thailand-based provider of Japanese-designed ergonomic office furniture and interior solutions. Based in Bangkok with local manufacturing via Siam Okamura Steel Co., Ltd., the company serves offices, education, healthcare, and retail spaces. #Thailand
Incident Details
- Victim: Siam Okamura International Co
- Sector: Manufacturing
- Country: TH
- Actor: dragonforce
- Source: http://z3wqggtxft7id3ibr7srivv5gjof5fwg76slewnzwwakjuf3nlhukdid.onion/blog/?post_uuid=5fc214c9-da08-4acd-b173-e934a6e9973a
- Discovered: 2026-04-04 19:07:28.711383
- Published: 2026-04-04 13:39:32.557226
Information
- Siam Okamura International Co., Ltd., established in Thailand in 1996
- Based in Bangkok
- Leading provider of high-quality Japanese-designed ergonomic office furniture and interior solutions
- Local manufacturing via Siam Okamura Steel Co., Ltd.
- Offers products and services for offices, education, healthcare, and retail spaces
- Targeted by ransomware group DragonForce

Disclaimer: This post is based on public claims made by the ransomware group "dragonforce". I cannot confirm the accuracy of the information. However, I would be happy to share any official statement from the affected organization to provide clarification.