The Tepco-Group has fallen victim to a ransomware attack attributed to the threat actor ‘direwolf,’ targeting electronic systems. The attack has potentially compromised sensitive data and operational infrastructure in Japan. #Japan
Incident Details
- Victim: Tepco-Group
- Sector: Energy
- Country: JP
- Actor: direwolf
- Source: http://direwolfcdkv5whaz2spehizdg22jsuf5aeje4asmetpbt6ri4jnd4qd.onion/api/public/articles/64
- Discovered: 2026-01-13 16:45:15.121222
- Published: 2026-01-13 15:58:51.918883
Information
- The victim is Tepco-Group.
- The incident occurred in Japan.
- The cyber actor responsible is Direwolf.
- The targeted sector is electronics.

Disclaimer: This post is based on public claims made by the ransomware group "direwolf". 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.