Social EngineeringFinancial ServicesFinancePhishingStolen CredentialsCustomer Data InvolvedPIIIdentity (basic)LowContained

St. Cloud Financial Credit Union

bd_d05c2b563d166962 · schema v1 · pii pii-v1

Severity

Low

Discovered

Aug 10, 2021

Filed

Oct 12, 2021

To disclose

9 weeks

Affected

12state residents only

Linked

2 filings

Confidence

66%

Full breach record for St. Cloud Financial Credit Union →

St. Cloud Financial Credit Union notified members that an unauthorized third party accessed two employees' email accounts between August 6-10, 2021. The accounts contained personal information (PII). No evidence of fraud was found. The credit union secured accounts, engaged third-party investigators, and offered one year of Experian IdentityWorks.

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Incident timeline

undetected · 4 days

discovery → filing · 9 weeks / 63 days

Aug 6, 2021

Begins

Aug 10, 2021

Discovered

Oct 12, 2021

Filed

vs. sector median

+1 wks slower

This filing is one of 2 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (1) · sorted by filing gap

Massachusetts State AGbd_50c2f9461e6b1bce2021-10-12Verified

Name: St. Cloud Financial Credit Union
norm: st cloud financial credit union

Name: St. Cloud Financial Credit Union
norm: st cloud financial credit union
Industry: Financial Servicesllm

Discovered: Aug 10, 2021
Breach occurred: Aug 6, 2021 – Aug 10, 2021
Undetected for: 4 daysoccurrence → discovery
Materiality determined: —
Notification sent: —
Affected individuals: 12state-resident count only
Data types: PIIIdentity (basic)
Attack vector: Phishing
MITRE ATT&CK: T1566.002 Spearphishing LinkT1078 Valid AccountsT1114 Email Collection
Threat actor: External
Initial access: phishing_link

During the incident: Secured the email accounts
Began an internal investigation
Engaged additional third-party expertise to supplement our internal resources to investigate and confirm the security of our email and computer systems
Offering a complimentary one-year membership of Experian IdentityWorksSM Credit 3B
Changes made: Enhancing our technical security measures
Evaluating ways to reduce the personal information communicated via email
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 9 weeks(63 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 2 filings · 2 states

View merged incident ↗

Massachusetts State AGOct 12 · first

Montana State AGOct 12 · 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/OCP/Consumer-Notificatoin-Letter-4.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Oct 12, 2021
Raw hash: 5f1fb51260af69140371e009f4b461ffc7eae894d14d84393740f74f71a503ee

Linked disclosures

Regulatory filings (1) · sorted by filing gap

Reporting entitySt. Cloud Financial Credit Union

Victim entitySt. Cloud Financial Credit Union

Incidentdiscovered Aug 10, 2021

Stated responseSecured the email accounts

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancedojmt.gov