HackingStolen CredentialsCustomer Data InvolvedDelayed DiscoveryPIIPHIIDENTITY_BASICLowContained
The Cooper Health System
bd_0e52e3d43f302b7c · schema v1 · pii pii-v1
Full breach record for The Cooper Health System →The Cooper Health System notified the NH Attorney General of a data security incident discovered in May 2024. Unauthorized actors may have acquired personal and protected health information. One NH resident was notified. Cooper engaged cybersecurity experts and is offering credit monitoring.
This filing is one of 4 about the same incident.View merged incident
Linked disclosures
Why this link?Regulatory filings (3) · sorted by filing gap
- bd_12fc54c120493147Indiana State AGfiled 2025-05-23Verified
- bd_1334d8b37970129dHHS OCRfiled 2025-05-23Verified
- bd_e7c6f6c60497b58eMaine State AGfiled 2025-05-23Verified
Source provenance
- Source URL
- https://mm.nh.gov/files/uploads/doj/remote-docs/cooper-health-system-20250523.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
- Filed at
- May 23, 2025
- Raw hash
- 5cdaa580ddd5ab776192812b3e6d55b8181566fcf69e1336c9ba3278ff19f6c3
Reporting entity
- Name
- The Cooper Health Systemnorm: the cooper health system
Victim entity
- Name
- The Cooper Health Systemnorm: the cooper health system
Incident
- Discovered
- May 1, 2024
- Materiality determined
- Mar 26, 2025
- Notification sent
- May 23, 2025
- Affected individuals
- 1
- Data types
- PIIPHIIDENTITY_BASIC
- Attack vector
- Unauthorized Access
- MITRE ATT&CK
- T1078 Valid Accounts
- Threat actor
- External
- Regulator citations
- Notified Attorney General John Formella
- Initial access
- valid_credentials
Compliance
- Time to disclose
- 13 months(387 days from discovery to filing)
- Compliance flags
- — (clock not assessable for this source)
Extraction provenance
- Status
- No extraction artifact recorded for this disclosure.