2026 Cedar County Memorial Hospital — Aug IT outage; Wallstreet ransomware claim (unverified data theft)
Data compromised
Actor listing (unverified) asserts file theft without published volume/samples; hospital public updates describe IT outage/EHR downtime and have not confirmed patient-data compromise
Technical writeup
Mixed attestation — hospital confirmed IT disruption beginning August 14, 2026 (systems offline, EHR/patient portal downtime; FBI/forensics engaged per reporting). Wallstreet ransomware leak-site claim logged ~August 31 alleging data theft without samples/volume. As of cataloging, hospital had not publicly confirmed exfiltration of patient PHI. recordsAffected 0; companyConfirmed false for data-theft claim (IT incident itself is acknowledged).
Root cause
Hospital confirmed Aug 14, 2026 IT network disruption with systems taken offline; Wallstreet ransomware group later listed the hospital alleging data theft (unverified)
References
- https://www.cedarcomem.com/getpage.php?name=News-20260823-IT-Disruption-Update
- https://databreaches.net/2026/09/15/ransomware-group-claims-attack-on-missouris-cedar-county-memorial-hospital-after-it-outage/
- https://medrisk.io/2026/08/31/wallstreet-gang-claims-data-theft-at-cedar-county-memorial-hospital/