HackingFinancial ServicesFinanceStolen CredentialsCustomer Data InvolvedPIIIdentity (basic)LowContained

LIBERTY FIRST CREDIT UNION

bd_488ebd721d1ec83b · schema v1 · pii pii-v1

Severity

Low

Discovered

Sep 17, 2024

Filed

Nov 25, 2024

To disclose

10 weeks

Affected

35state residents only

Linked

4 records

Confidence

66%

Full breach record for LIBERTY FIRST CREDIT UNION →

Liberty First Credit Union notified Montana residents of a data breach discovered on September 17, 2024, where an unauthorized third party accessed internal network files containing personal information. The credit union contained the incident, engaged forensic investigators, notified federal law enforcement, and offered one year of Experian IdentityWorks credit monitoring to affected individuals.

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Leak gap clock⏱ Leak >30d10 weeks 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

discovery → filing · 10 weeks / 69 days

Sep 17, 2024

Discovered

Nov 25, 2024

Filed

vs. sector median

+2 wks slower

This filing is one of 4 records about the same incident.View merged incident

A leak claim by ransomhub about this victim was first seen 67 days before this filing.View originating leak claim

Linked disclosures

Why this link?

Ransomware claims (1)

Leak Siteransomhubbd_276a621496dce3952024-09-19 · +66dVerified by operator

Regulatory filings (2) · sorted by filing gap

Maine State AGbd_021990c3b23e8e1a2024-11-25Candidate
Massachusetts State AGbd_0d31058e7988816c2024-11-25Verified

Name: LIBERTY FIRST CREDIT UNION
norm: liberty first credit union
Domain: libertyfirstcu.com

Name: LIBERTY FIRST CREDIT UNION
norm: liberty first credit union
Domain: libertyfirstcu.com
Industry: Financial Servicesllm

Discovered: Sep 17, 2024
Materiality determined: —
Notification sent: —
Affected individuals: 35state-resident count only
Data types: PIIIdentity (basic)
Attack vector: Unauthorized Access
MITRE ATT&CK: T1078 Valid Accounts
Threat actor: External
Regulator citations: Notified federal law enforcement
Initial access: valid_credentials

During the incident: Promptly contained the incident
Engaged a forensic security firm to investigate and confirm the security of our computer systems
Notified federal law enforcement and continue to work with them during their investigation
Providing a complimentary one-year membership of Experian IdentityWorks Credit 3B
Changes made: Enhancing our technical security measures
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 10 weeks(69 days from discovery to filing)
Compliance flags: Leak >30d
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.

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 3 filings · 3 states

View merged incident ↗

Maine State AGNov 25 · first

Massachusetts State AGNov 25 · first

Montana State AGNov 25 · first · this page

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/2025/02/Consumer-notification-letter-12.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Nov 25, 2024
Raw hash: d0d2ba5f24727bc88bf94afe274fca72049540881d4907463be90aa0373d3f48

Linked disclosures

Ransomware claims (1)

Regulatory filings (2) · sorted by filing gap

Reporting entityLIBERTY FIRST CREDIT UNION

Victim entityLIBERTY FIRST CREDIT UNION

Incidentdiscovered Sep 17, 2024

Stated responsePromptly contained the incident

ComplianceLeak >30d

Extraction provenanceno artifact recorded

Source provenancedojmt.gov