Social EngineeringFinancial ServicesFinancePhishingStolen CredentialsCustomer Data InvolvedIdentity (basic)Government IDFinancial accountMediumContained

Our Community Credit Union

bd_e577795d8e021208 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Apr 1, 2024

Filed

Jun 10, 2024

To disclose

10 weeks

Affected

5state residents only

Linked

3 filings

Confidence

66%

Full breach record for Our Community Credit Union →

Our Community Credit Union notified Montana residents of a data incident in early April 2024. An employee email account was compromised on or about April 3, 2024, likely via phishing. Affected data included names, addresses, SSNs, and credit union account numbers. The credit union engaged third-party IT providers, strengthened authentication, and offered 12 months of credit monitoring.

J jump to incidentP pin to compareR raw source

Incident timeline

Apr 3, 2024

Begins

Jun 10, 2024

Filed

vs. sector median

+1 wks slower

This filing is one of 3 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (2) · sorted by filing gap

Indiana State AGbd_31d432c73dd5d83f2024-06-10Verified
Massachusetts State AGbd_e384276a3f97f7fa2024-06-11 · +1dVerified

Name: Our Community Credit Union
norm: our community credit union
Domain: ourcu.com

Name: Our Community Credit Union
norm: our community credit union
Domain: ourcu.com
Industry: Financial Servicesllm

Discovered: Apr 1, 2024
Breach occurred: Apr 3, 2024
Materiality determined: —
Notification sent: —
Affected individuals: 5state-resident count only
Data types: Identity (basic)Government IDFinancial account
Data elements: Social Security number
Attack vector: Phishing
MITRE ATT&CK: T1566.002 Spearphishing LinkT1078 Valid Accounts
Threat actor: ExternalFinancial
Initial access: phishing_link

During the incident: Commenced an investigation working with our internal response team and third-party IT service providers to secure our information systems
Arranged to make available, ID theft and credit monitoring services
Changed system passwords
Strengthened system authentication
Improved system monitoring
Changes made: Changed system passwords
Strengthened system authentication
Improved system monitoring
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 10 weeks(70 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 3 filings · 3 states

View merged incident ↗

Indiana State AGJun 10 · first

Montana State AGJun 10 · first · this page

Massachusetts State AG+1d

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-1463.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Jun 10, 2024
Raw hash: b42941a5a9322793700ecfb467c3b0efd40f5d215767df22adeda18e19c8678e

Linked disclosures

Regulatory filings (2) · sorted by filing gap

Reporting entityOur Community Credit Union

Victim entityOur Community Credit Union

Incidentdiscovered Apr 1, 2024

Stated responseCommenced an investigation working with our internal response team and third-party IT service providers to secure our information systems

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancedojmt.gov