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Ransomware Group Interlock Breaches AngMar Data Security

Ransomware Group Interlock Breaches AngMar Data Security

First seen 12 Aug 2026, 19:07 UTC • •

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ThreatCluster AI
ThreatCluster •August 13, 2026 at 18:23 UTC
  • •AngMar Management Services experienced a ransomware attack by the group Interlock.
  • •The breach involved the theft of 710 gigabytes of sensitive data, including medical records.
  • •Attorneys are investigating potential class action lawsuits for affected individuals.

On August 11, 2026, AngMar Management Services suffered a ransomware attack attributed to the hacker group Interlock. The breach reportedly involved the theft of 710 gigabytes of sensitive data, including patient medical records. AngMar, which manages health and hospice providers across eleven states, is now under investigation for potential legal action from affected individuals. Attorneys are seeking information from current and former staff, as well as patients, who may have had their data compromised. The attack highlights vulnerabilities in cybersecurity defenses, particularly related to phishing and password security. As of August 12, 2026, the full scope and impact of the breach remain unclear, and no confirmed details about the attack vector have been released. The incident has prompted discussions on the need for enhanced cybersecurity measures.

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Timeline

2026-08-11
Ransomware attack on AngMar discovered
The attack by hacker group Interlock resulted in the theft of 710 gigabytes of sensitive data, including patient records.
www.hookphish.com
2026-08-12
Class action lawsuit investigation initiated
Attorneys are seeking information from individuals potentially affected by the AngMar data breach.
Classaction

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