HackingHealthcareHealthcareStolen CredentialsTargetedData ExfiltratedIdentity (basic)Government IDHealth (basic)PHIMediumActive

Washington County Hospital and Nursing Home

bd_249577e32668c4ab · schema v1 · pii pii-v1

Severity

Medium

Discovered

Dec 24, 2023

Filed

Feb 23, 2024

To disclose

9 weeks

Affected

2state residents only

Linked

4 filings

Confidence

66%

Full breach record for Washington County Hospital and Nursing Home →

Washington County Hospital and Nursing Home notified Montana residents of a December 24, 2023 data security incident involving unauthorized access to patient files. Compromised data included names, DOBs, SSNs, and medical information. The organization engaged forensic investigators, disconnected the network, and is offering 12 months of credit monitoring. Investigation is ongoing.

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Incident timeline

discovery → filing · 9 weeks / 61 days

Dec 24, 2023

Begins

Dec 24, 2023

Discovered

Feb 23, 2024

Filed

vs. sector median

on median

This filing is one of 4 filings about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (3) · sorted by filing gap

Maine State AGbd_12a34bd221bfa5652024-02-23Verified
HHS OCRbd_2aa316a83cf10f412024-02-22 · +1dVerified
Indiana State AGbd_8a9e1d6d052fe4162024-02-07 · +16dVerified

Name: Washington County Hospital and Nursing Home
norm: washington county hospital and nursing home

Name: Washington County Hospital and Nursing Home
norm: washington county hospital and nursing home
Industry: Healthcarellm

Discovered: Dec 24, 2023
Breach occurred: Dec 24, 2023
Undetected for: 0 daysoccurrence → discovery
Materiality determined: —
Notification sent: Feb 21, 2024
Affected individuals: 2state-resident count only
Data types: Identity (basic)Government IDHealth (basic)PHI
Data elements: Social Security numberDate of birthMedical information
Attack vector: Unauthorized Access
MITRE ATT&CK: T1078 Valid Accounts
Threat actor: External
Initial access: valid_credentials

During the incident: Disconnected all access to the network
Engaged a specialized third-party cybersecurity firm and IT personnel to assist with securing the environment
Conducted a comprehensive forensic investigation
Changed administrative credentials
Restored operations in a safe and secure mode
Enhancing security measures
Changes made: Enhancing security measures
Took steps and will continue to take steps to mitigate the risk of future harm
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 9 weeks(61 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 4 filings · 4 states

View merged incident ↗

Indiana State AGFeb 7 · first

HHS OCR+15d

Maine State AG+16d

Montana State AG+16d · this page

Pattern: first filing Feb 7 (IN), last Feb 23 (MT) — a 16-day rolling notification. Rolling spreads often mean counsel is filing as thresholds trip per state. Why this link?

Evidence ladder

Leak-site claim

Attacker assertion only. Establishes: claim date, group, alleged victim.

Press / market report

Unlocks: incident narrative, operational impact. Still no compliance clock.

State AG / regulator filingThis record

Unlocks: discovery date, data types, affected count, compliance clock.

SEC 8-K / victim statement

Unlocks: materiality, stated response, full audit trail. Ceiling removed.

Source URL: https://dojmt.gov/wp-content/uploads/OCP/Consumer-notification-letter-1131.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Feb 23, 2024
Raw hash: 69a44494fb646a3e88c3d86e2e54a2ae4859b81a30a7a9c4afb198915e31b208

Linked disclosures

Regulatory filings (3) · sorted by filing gap

Reporting entityWashington County Hospital and Nursing Home

Victim entityWashington County Hospital and Nursing Home

Incidentdiscovered Dec 24, 2023

Stated responseDisconnected all access to the network

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancedojmt.gov