HackingFinancial ServicesFinanceCustomer Data InvolvedDelayed DiscoveryPIIIdentity (basic)Government IDFinancial accountPHIHealth (basic)MediumContained

OE Federal Credit Union

bd_13ffb6f7f84418cf · schema v1 · pii pii-v1

Severity

Medium

Discovered

Oct 28, 2023

Filed

Apr 30, 2024

To disclose

26 weeks

Affected

Not disclosed

Linked

7 filings

Confidence

66%

Full breach record for OE Federal Credit Union →

OE Federal Credit Union detected unauthorized access to its network on October 28, 2023. A forensic investigation determined that an unauthorized party accessed or acquired files containing personal information between August 19, 2023, and October 29, 2023. The incident potentially affected residents of California and several other states. The credit union engaged external cybersecurity professionals, secured its network, and offered 12 months of complimentary identity monitoring to affected individuals.

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Leak gap clock✗ Leak >180d26 weeks discovery → filing

Incident timeline

undetected · 70 days

discovery → filing · 26 weeks / 185 days

Aug 19, 2023

Begins

Oct 28, 2023

Discovered

Apr 30, 2024

Filed

vs. sector median

+17 wks slower

This filing is one of 7 about the same incident.View merged incident

Linked disclosures

Why this link?

Ransomware claims (1)

Leak Sitenoescapebd_2e8f0cb16e6f197e2023-10-29 · +184dVerified by operator

Regulatory filings (5) · sorted by filing gap

Montana State AGbd_195ac9680f382b802024-04-30Candidate
Washington State AGbd_5e779dd08ad7d7682024-04-30Verified
Vermont State AGbd_a89563f40ff808812024-04-30Verified
Massachusetts State AGbd_b1c4697aae04f1c02024-04-30Verified

Show 1 more filing ↓up to 2d gap

Oregon State AGbd_6c93b213b362f4682024-05-02 · +2dVerified

Name: OE Federal Credit Union
norm: oe federal credit union
Domain: oefederal.org

Name: OE Federal Credit Union
norm: oe federal credit union
Domain: oefederal.org
Industry: Financial Servicesllm

Discovered: Oct 28, 2023
Breach occurred: Aug 19, 2023 – Oct 29, 2023
Undetected for: 70 daysoccurrence → discovery
Materiality determined: —
Notification sent: —
Affected individuals: Not disclosed
Data types: PIIIdentity (basic)Government IDFinancial accountPHIHealth (basic)
Attack vector: Unauthorized Access
MITRE ATT&CK: T1078 Valid Accounts
Threat actor: External

During the incident: Immediately began efforts to secure our network
Commenced a prompt and thorough investigation
Working very closely with external cybersecurity professionals experienced in handling these types of incidents
Providing you with access to a complimentary 12-month membership of Experian IdentityWorks
Set up a dedicated and confidential toll-free response line to respond to questions
Changes made: Continually evaluates and modifies its practices and internal controls to enhance the security and privacy of your personal information
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 26 weeks(185 days from discovery to filing)
Compliance flags: Leak >180d
Discovery-date grounding: letter-groundedThe discovery date is the detection date narrated in the notification letter — the defensible tier.

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 6 filings · 6 states

View merged incident ↗

Montana State AGApr 30 · first

Washington State AGApr 30 · first

Vermont State AGApr 30 · first

Massachusetts State AGApr 30 · first

California State AGApr 30 · first · this page

Oregon 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://oag.ca.gov/ecrime/databreach/reports/sb24-584667
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Apr 30, 2024
Raw hash: 73e828853d2eaecfdab32ba72e5b72ddd13bd2beae78232ccebff239c11e463c

Linked disclosures

Ransomware claims (1)

Regulatory filings (5) · sorted by filing gap

Reporting entityOE Federal Credit Union

Victim entityOE Federal Credit Union

Incidentdiscovered Oct 28, 2023

Stated responseImmediately began efforts to secure our network

ComplianceLeak >180d

Extraction provenanceno artifact recorded

Source provenanceoag.ca.gov