MalwareFinancial ServicesFinanceRansomwareData ExfiltratedData EncryptedCustomer Data InvolvedAuthenticationFinancial accountIdentity (basic)Government IDPIIHighContained

OE Federal Credit Union

bd_5e779dd08ad7d768 · schema v1 · pii pii-v1

Severity

High

Discovered

Oct 28, 2023

Filed

Apr 30, 2024

To disclose

26 weeks

Affected

3,268state residents only

Linked

7 filings

Confidence

70%

Full breach record for OE Federal Credit Union →

OE Federal Credit Union reported a ransomware incident affecting 3,268 Washington residents. Unauthorized access occurred between August 19 and October 29, 2023. The breach was detected on October 28, 2023. Personal information, including government IDs, was potentially accessed. The credit union engaged forensic investigators and offered credit monitoring.

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

⚠ AG web formThe discovery date came from the AG web-form field, which is systematically later than the detection date stated in the letter. Treat the clock as indicative.

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

California State AGbd_13ffb6f7f84418cf2024-04-30Verified
Montana State AGbd_195ac9680f382b802024-04-30Candidate
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: 3,268state-resident count only
Data types: PIIIdentity (basic)Government ID
Data elements: NameSocial Security numberDriver's licence numberFinancial account numberDate of birthPassport numberUsername + password
WA-stated cause: Cyberattack
WA-stated duration: lifecycle 1-99dexposure 1-99d
WA-stated discovery: Found while ongoing
Attack vector: Ransomware
MITRE ATT&CK: T1486 Data Encrypted for ImpactT1041 Exfiltration Over C2 Channel
Threat actor: ExternalFinancial

During the incident: Began efforts to secure our network
Commenced a prompt and thorough investigation
Working very closely with external cybersecurity professionals
Providing access to a complimentary membership of Experian IdentityWorks
Changes made: Offering complimentary access to Experian IdentityWorks
Providing instructions on how to activate the complimentary membership
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 26 weeks(185 days from discovery to filing)
Compliance flags: Leak >180dWA AG >90d
Discovery-date grounding: AG web formThe discovery date came from the AG web-form field, which is systematically later than the detection date stated in the letter. Treat the clock as indicative.

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 6 filings · 6 states

View merged incident ↗

California State AGApr 30 · first

Montana State AGApr 30 · first

Vermont State AGApr 30 · first

Massachusetts State AGApr 30 · first

Washington 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://agportal-s3bucket.s3.amazonaws.com/databreach/BreachA28961.pdf
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: aa2eff1fce5a13828169783eec558053ec09eb2701734b2447721dd53b98dcd1

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 responseBegan efforts to secure our network

ComplianceLeak >180d

Extraction provenanceno artifact recorded

Source provenanceagportal-s3bucket.s3.amazonaws.com