Insomnia, a ransomware threat actor, claims to have compromised United Medical Doctors (UMD), a multi-specialty medical-surgical group with 70+ Southern California locations and 40+ specialties. The claim describes encrypted systems and potential exposure or release of patient data unless a ransom is paid. #UnitedStates
Incident Details
- Victim: United Medical Doctors
- Sector: Healthcare
- Country: US
- Actor: insomnia
- Source: http://i62huw7ve22rpyw6lnq3kmfump2dmsg4xpveec3ere73njwatrz74gad.onion/Company/UnitedMD/
- Discovered: 2026-04-09 16:16:31.727792
- Published: 2026-03-31 00:00:00.000000
Information
- Ransomware actor: Insomnia
- Independent multi‑specialty medical‑surgical group
- 70+ Southern California locations
- 40+ specialties
- Focus on high‑quality, compassionate care
- Emphasis on patient satisfaction
- Commitment to process improvement
- Provides outpatient surgery
- Engaged in clinical research

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