WISCONSINMalwareHealthcareHealthcarePHIHealth (basic)Identity (basic)Government IDFinancial accountHighContained

County of Rock, WI

bd_d12bcaaf3e59647a · schema v1 · pii pii-v1

Severity

High

Discovered

—

Filed

Nov 29, 2023

To disclose

—

Affected

10,853

Linked

5 filings

Confidence

69%

Full breach record for County of Rock, WI →2 incidents on file

County of Rock, WI reported to HHS on 2023-11-29 a Hacking/IT Incident affecting 10853 individuals. Breached information located on Network Server. The incident involved a ransomware attack exposing PHI including names, addresses, DOB, SSN, driver's license, diagnoses, lab results, medications, and claims data. Response included credit monitoring and enhanced security safeguards.

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HIPAA clock✓ HHS notified

⚠ no discovery dateNo discovery date was extracted, so no notification clock can be evaluated.

⚠ No discovery dateThe OCR public portal omits the discovery date, so the 60-day notification clock cannot be evaluated from this source — only that the filing was submitted.

Incident timeline — partial

? — ?

Breach window unknown

Nov 29, 2023

Filed

—

Corroborated · see linked filings

Compliance clocks stay unassessable until a regulatory filing lands. Dashed segments fill in automatically when corroboration arrives.

This filing is one of 5 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (4) · sorted by filing gap

Vermont State AGbd_192453f7433b35f42023-12-01 · +2dVerified
Maine State AGbd_330061d609509a562023-12-01 · +2dCandidate
Massachusetts State AGbd_8c549586308eb7752023-12-01 · +2dVerified
Montana State AGbd_e2cb16da706f862e2023-12-01 · +2dVerified

Name: County of Rock, WI
norm: county of rock wi
Industry: Health Care Services

Name: County of Rock, WI
norm: county of rock wi
Industry: Healthcaresource default

Discovered: Not extracted — the OCR public portal omits it
Materiality determined: —
Notification sent: —
Affected individuals: 10,853nationwide
Data types: PHIHealth (basic)Identity (basic)Government IDFinancial account
HHS breach type: Hacking / IT incident
Where the data lived: Network server
Covered-entity type: Healthcare provider
Attack vector: Unauthorized Access
MITRE ATT&CK: T1486 Data Encrypted for Impact
Threat actor: ExternalFinancial
Regulator citations: Notified HHS

During the incident: Provided complimentary credit monitoring services
Implemented additional administrative, technical, and security safeguards
Changes made: Implemented additional administrative, technical, and security safeguards
Source: Quoted from the filing itself, not independently verified.

Compliance flags: HHS notified
Discovery-date grounding: no discovery dateNo discovery date was extracted, so no notification clock can be evaluated.
Clock breakdown: Statute Window Elapsed Threshold Status
HIPAA
Discovered: not extracted
→ Notified: not extracted
— regulatory submission HHS notified

Statute	Window	Elapsed	Threshold	Status
HIPAA	Discovered: not extracted → Notified: not extracted	—	regulatory submission	HHS notified

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 5 filings · 5 states

View merged incident ↗

HHS OCRNov 29 · first · this page

Vermont State AG+2d

Maine State AG+2d

Massachusetts State AG+2d

Montana State AG+2d

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://ocrportal.hhs.gov/ocr/breach/breach_report.jsf
DisclosureLens renders the full SEC/HHS filing inline below from the originating regulator’s public record (§4.5 fair report privilege).
Filed at: Nov 29, 2023
Raw hash: a1525171c845d011400c55db34e0ec0785dcb828f78e9c1be4398f1925ccdbde

AI-assisted summary above. The structured extract on this page was generated from the document below. Inspect the source to verify or correct any field.

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Linked disclosures

Regulatory filings (4) · sorted by filing gap

Reporting entityCounty of Rock, WI

Victim entityCounty of Rock, WI

IncidentUnauthorized Access

Stated responseProvided complimentary credit monitoring services

ComplianceHHS notified

Extraction provenanceno artifact recorded

Source provenanceocrportal.hhs.gov

Source filing