National Kidney Registry (US) reported a ransomware claim involving the direwolf threat actor, targeting its operations that coordinate kidney paired donation programs with transplant centers nationwide. The incident potentially disrupted healthcare services and access to transplant coordination within the United States. #UnitedStates
Incident Details
- Victim: National Kidney Registry
- Sector: Healthcare
- Country: US
- Actor: direwolf
- Source: http://direwolfcdkv5whaz2spehizdg22jsuf5aeje4asmetpbt6ri4jnd4qd.onion/api/public/articles/111
- Discovered: 2026-08-25T15:57:57.301639+00:00
- Published: 2026-08-25T15:44:33.101000+00:00
Information
- The organization is a nonprofit in the United States that facilitates kidney paired donation programs.
- It operates in the healthcare and organ transplantation sector, connecting kidney donors and recipients across a national network of transplant centers.
- Its mission is to improve transplant outcomes, increase the number of living donor transplants, and reduce waiting times for compatible kidneys.

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.