HackingHealthcareHealthcareData ExfiltratedCustomer Data InvolvedIdentity (basic)Financial accountMediumContained

Wyoming County Community Health System

bd_d793d0ba5b25f7d3 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Nov 8, 2023

Filed

Nov 16, 2023

To disclose

8 days

Affected · nationwide

24,0169 in this filing

Linked

8 records

Confidence

66%

Full breach record for Wyoming County Community Health System →

Wyoming County Community Health System experienced an external system breach (hacking) on 02/24/2023, discovered on 11/08/2023. The incident affected 24,016 individuals, including 9 Maine residents. Personal information, specifically names combined with financial account or credit/debit card numbers (including security codes/PINs), was compromised. The entity notified affected individuals on 11/16/2023 and provided 12 months of credit monitoring and identity theft protection services through IDX.

J jump to incidentP pin to compareR raw source

Leak gap clock⏱ Leak >90d8 days discovery → filing

⚠ unattributedNo provenance was recorded for this discovery date and it matches no other date on the record. It may be correct, but it is not independently grounded.

Incident timeline

undetected · 257 days

discovery → filing · 8 days

Feb 24, 2023

Begins

Nov 8, 2023

Discovered

Nov 16, 2023

Filed

vs. sector median

8 wks faster

This filing is one of 8 records about the same incident.View merged incident

A leak claim by nokoyawa about this victim was first seen 177 days before this filing.View originating leak claim

Linked disclosures

Why this link?

Ransomware claims (1)

Leak Sitenokoyawabd_419f068d1e58cd282023-05-12 · +188dVerified by operator

Regulatory filings (5) · sorted by filing gap

Montana State AGbd_217c042e5aab02432023-11-16Verified
New Hampshire State AGbd_27eb370edf1742ce2023-11-16Verified
Massachusetts State AGbd_70e78e4ce643e4212023-11-16Verified by operator
HHS OCRbd_dee36e47a3e253912023-11-16Verified

Show 1 more filing ↓up to 319d gap

Illinois State AGbd_971599afbe66f7512023-01-01 · +319dVerified by operator

Press reports (1)

Pressnokoyawabd_a1c269d62cbdcf882023-03-28 · +233dCandidate

Name: Wyoming County Community Health System
norm: wyoming county community health system
Domain: wcchs.net

Name: Wyoming County Community Health System
norm: wyoming county community health system
Domain: wcchs.net
Industry: Healthcarellm

Discovered: Nov 8, 2023
Breach occurred: Feb 24, 2023
Undetected for: 257 daysoccurrence → discovery
Materiality determined: —
Notification sent: Nov 16, 2023
Affected individuals: 24,016state + nationwide
Data types: Identity (basic)Financial account
Data elements: Financial account number
Attack vector: Unauthorized Access
MITRE ATT&CK: T1190 Exploit Public-Facing Application
Threat actor: ExternalFinancial
Regulator citations: Filed data breach notice with Maine Attorney General
Initial access: exploit_public_facing

During the incident: Sent written notification to affected individuals
Offered 12 months of credit monitoring, dark web monitoring, $1 million identity fraud loss reimbursement policy, and fully managed identity theft recovery services through IDX
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 8 days(8 days from discovery to filing)
Compliance flags: Leak >90dME AG ≤30d · 8d
Discovery-date grounding: unattributedNo provenance was recorded for this discovery date and it matches no other date on the record. It may be correct, but it is not independently grounded.
Clock breakdown: Statute Window Elapsed Threshold Status
Maine
Discovered: Nov 8, 2023
→ Filed with AG: Nov 16, 2023
8d 30 days ME AG ≤30d

Statute	Window	Elapsed	Threshold	Status
Maine	Discovered: Nov 8, 2023 → Filed with AG: Nov 16, 2023	8d	30 days	ME AG ≤30d

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 6 filings · 6 states

View merged incident ↗

Illinois State AGJan 1 · first

Montana State AG+319d

New Hampshire State AG+319d

Massachusetts State AG+319d

HHS OCR+319d

Maine State AG+319d · this page

Pattern: first filing Jan 1 (IL), last Nov 16 (ME) — a 319-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://www.maine.gov/agviewer/content/ag/985235c7-cb95-4be2-8792-a1252b4f8318/10d35df9-ccc3-4ad5-bbc6-64ed0d64108f.shtml
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Nov 16, 2023
Raw hash: 6c9ed068d41f08ecb319de25eccca6063c74f4ffccc33aa5920252b6656a76fc

Linked disclosures

Ransomware claims (1)

Regulatory filings (5) · sorted by filing gap

Press reports (1)

Reporting entityWyoming County Community Health System

Victim entityWyoming County Community Health System

Incidentdiscovered Nov 8, 2023

Stated responseSent written notification to affected individuals

ComplianceLeak >90d

Extraction provenanceno artifact recorded

Source provenancewww.maine.gov