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BayMark Health Services sends breach notifications after ransomware attack

Category Details
Threat Actors RansomHub ransomware group
Campaign Overview • Attack on BayMark Health Services between September 24, 2024 and October 14, 2024.
• Attackers accessed and exfiltrated personal and health data.
• Data was published on RansomHub leak site.
Target Regions (or Victims) BayMark Health Services (North America)
Methodology RansomHub exfiltrated 1.5 TB of sensitive data.
• Attackers utilized ransomware tactics, and BayMark did not pay the ransom.
Product Targeted Personal and health data of patients
Malware Reference RansomHub ransomware
Tools Used Ransomware (RansomHub)
Vulnerabilities Exploited Unauthorized access to files on BayMark’s systems
TTPs Ransomware deployment
Exfiltration of sensitive data
Leak site publication of stolen data
Attribution RansomHub ransomware group
Recommendations Change passwords and use strong, unique ones.
Enable two-factor authentication (2FA), preferably with a FIDO2 device.
Monitor identity and stay vigilant for phishing attacks.
• Consider not storing card details.
Source Malwarebytes

Read full article: https://www.malwarebytes.com/blog/news/2025/01/baymark-health-services-sends-breach-notifications-after-ransomware-attack

The above summary has been generated by an AI language model

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Source: Malwarebytes

Published on: January 12, 2025

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