Mid South Pulmonary & Sleep Specialists (MSPS)
November 17, 2025
•[ ransomware, data leak, data breach ]
Reporting on Anubis RaaS described a severe ransomware incident affecting Mid South Pulmonary & Sleep Specialists (MSPS) in Tennessee. The threat actor claimed initial access on Nov. 10, 2025, spent about a week conducting internal reconnaissance and data theft, then paralyzed the organizations network in a single night. The group claimed to have encrypted MSPSs Nutanix systems and used a wiper to delete backups, leaving MSPS unable to restore systems; the actor also claimed exfiltration of roughly 860 GB and leakage of hundreds of gigabytes containing administrative records, insurance billing files, and extensive PII/PHI. MSPS had not publicly confirmed details in the reporting, but the described impacts suggest prolonged disruption and exposure of sensitive medical data.
Undisclosed Ukrainian Energy Organization
June 6, 2025
•[ malware, apt, data destruction ]
PathWiper malware associated with a pro-Russian APT destroyed data at an undisclosed Ukrainian energy organization on June 6, 2025; Cisco Talos and CERT-UA confirmed data destruction; no data theft reported.
Undisclosed Ukrainian critical infrastructure organization
April 1, 2025
•[ malware, data exfiltration, wiper ]
The FSBs 18th Center for Information Security (Gamaredon) deployed PathWiper malware against an undisclosed Ukrainian critical-infrastructure operator in early April 2025, exfiltrating large volumes of operational data before executing a destructive wiper that caused temporary service degradation.
