All Threat Actors
Rhysida
Also known as: Vice Society successor
Ransomware. Emerged 2023. Targets healthcare and education.
Origin: Unknown
Targets
healthcareeducationgovernmentmanufacturing
Associated Intelligence
Hospital Data Breach
A ransomware attack
16/4/2026High
Cookeville Medical Center Breach
Cookeville Regional Medical Center (CRMC) in Tennessee has notified over 337,000 patients of a ransomware attack that occurred in July 2025, exposing sensitive patient data. The breach, caused by Rhysida ransomware, may have compromised personal and medical
16/4/2026Medium
Tennessee Hospital Breach
A data breach at Cookeville Regional Medical Center, caused by the Rhysida ransomware group,
16/4/2026Medium