Medical Center of Marin

Medical Center of Marin

Data Breach on June 26, 2025
Data Breach Report
Victimmcomarin.com
Threat ActorINC_RANSOM
Date DiscoveredJun 26, 2025
DescriptionMedical Center of Marin is a hospital based in USA.
Leak SizeUnknown

Credential Exposure for mcomarin.com

We've indexed 8 @mcomarin.com accounts from external breaches, plus 1 credentials for mcomarin.com itself.

Last checked Aug 16, 2026

@mcomarin.com addresses from external breaches
Third-party breaches6 accounts · across 13 breaches · 6 with a plaintext password · most recent Feb 8, 2021
Combo lists4 accounts · most recent Nov 25, 2025
Passwords for mcomarin.com accounts
Combo lists1 logins · most recent Jul 27, 2026

Logins may belong to customers or to staff, and the data doesn't say which. None of this is necessarily connected to the ransomware attack above.

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