MalwareHealthcareEducationHealthcareRansomwareData ExfiltratedRansom DemandedTargetedPIIIdentity (basic)LowContained

Allegany-Cattaraugus Schools Medical Health Plan

bd_36bde85a5f6bf995 · schema v1 · pii pii-v1

Severity

Low

Discovered

Jul 20, 2023

Filed

Apr 4, 2024

To disclose

37 weeks

Affected

1state residents only

Confidence

65%

Full breach record for Allegany-Cattaraugus Schools Medical Health Plan →

CABOCES notified the Allegany-Cattaraugus Schools Medical Health Plan and affected individuals of a cyber-attack occurring July 5-20, 2023. Unauthorized access may have exposed names and other PII. CABOCES secured the network, engaged law enforcement, and provided 24 months of credit monitoring. The incident is contained.

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Incident timeline

undetected · 15 days

discovery → filing · 37 weeks / 259 days

Jul 5, 2023

Begins

Jul 20, 2023

Discovered

Apr 4, 2024

Filed

vs. sector median

+28 wks slower

Tracked as a single-filing incident — the only disclosure on record for this event so far.Confirmed1 affectedView incident

Name: Cattaraugus-Allegany Board of Cooperative Education Services
norm: cattaraugus allegany board of cooperative education

Name: Allegany-Cattaraugus Schools Medical Health Plan
norm: allegany cattaraugus schools medical health plan
Industry: HealthcarellmEducationllm

Discovered: Jul 20, 2023
Breach occurred: Jul 5, 2023 – Jul 20, 2023
Undetected for: 15 daysoccurrence → discovery
Materiality determined: —
Notification sent: Apr 4, 2024
Affected individuals: 1state-resident count only
Data types: PIIIdentity (basic)
Attack vector: Unauthorized Access
MITRE ATT&CK: T1486 Data Encrypted for ImpactT1078 Valid Accounts
Threat actor: ExternalFinancial
Regulator citations: prompt and continued correspondence with federal law enforcement authorities
Initial access: valid_credentials

During the incident: Took steps to immediately secure the network
Began an investigation to confirm the nature and scope of the disruption
Undertook a comprehensive review of the potentially impacted information
Prompt and continued correspondence with federal law enforcement authorities
Providing you with 24 months of complimentary access to credit monitoring and identity restoration services through Experian
Changes made: Offering 24 months of complimentary access to credit monitoring and identity restoration services through Experian
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 37 weeks(259 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

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-1264.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Apr 4, 2024
Raw hash: 2fb56a059cdf94710a6c4c5da23ba6b406344e21b731f97e4143af9559f97aa1

Reporting entityCattaraugus-Allegany Board of Cooperative Education Services

Victim entityAllegany-Cattaraugus Schools Medical Health Plan

Incidentdiscovered Jul 20, 2023

Stated responseTook steps to immediately secure the network

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancedojmt.gov