HackingFinancial ServicesFinanceCustomer Data InvolvedPIIFinancial accountFinancial credentialsMediumContained

Members Trust of the Southwest Federal Credit Union

bd_a21fbf4ed352b5dc · schema v1 · pii pii-v1

Severity

Medium

Discovered

Nov 15, 2022

Filed

Jan 18, 2023

To disclose

9 weeks

Affected · nationwide

7,0762 in this filing

Linked

2 filings

Confidence

50%

Full breach record for Members Trust of the Southwest Federal Credit Union →

Members Trust of the Southwest Federal Credit Union reported a data breach affecting 7,076 individuals, including 2 Maine residents. The breach, which occurred between September 28, 2022, and October 4, 2022, was discovered on November 15, 2022. The incident was an external system breach (hacking) that exposed names or other personal identifiers in combination with financial account numbers or credit/debit card numbers and their security codes/PINs. Affected individuals were notified on January 17, 2023, and offered one year of identity theft protection services through Experian.

J jump to incidentP pin to compareR raw source

Maine clockDiscovered Nov 15, 2022 → Filed with AG Jan 18, 202364d ⏱ ME AG >30d9 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 · 48 days

discovery → filing · 9 weeks / 64 days

Sep 28, 2022

Begins

Nov 15, 2022

Discovered

Jan 18, 2023

Filed

vs. sector median

on median

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_9f507514eb3d7da52023-01-18Verified

Name: Members Trust of the Southwest Federal Credit Union
norm: members trust of the southwest federal credit union
Industry: Financial Services

Name: Members Trust of the Southwest Federal Credit Union
norm: members trust of the southwest federal credit union
Industry: Financial Services
Industry: Financial Servicesllm

Discovered: Nov 15, 2022
Breach occurred: Sep 28, 2022 – Oct 4, 2022
Undetected for: 48 daysoccurrence → discovery
Materiality determined: —
Notification sent: Jan 17, 2023
Affected individuals: 7,076state + nationwide
Data types: PIIFinancial accountFinancial credentials
Data elements: Financial account number
Attack vector: Unauthorized Access
Threat actor: ExternalFinancial

Changes made: Offered 1 year of IdentityWorks Credit 3B services through Experian
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 9 weeks(64 days from discovery to filing)
Compliance flags: ME AG >30d · 64dME resident >60d · 63d
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.
Clock breakdown: Statute Window Elapsed Threshold Status
Maine
Discovered: Nov 15, 2022
→ Filed with AG: Jan 18, 2023
64d 30 days (soft) ME AG >30d
Maine
Discovered: Nov 15, 2022
→ Notified: Jan 17, 2023
63d 60 days (analyst band; statutory cap is 30 days) ME resident >60d

Statute	Window	Elapsed	Threshold	Status
Maine	Discovered: Nov 15, 2022 → Filed with AG: Jan 18, 2023	64d	30 days (soft)	ME AG >30d
Maine	Discovered: Nov 15, 2022 → Notified: Jan 17, 2023	63d	60 days (analyst band; statutory cap is 30 days)	ME resident >60d

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 2 filings · 2 states

View merged incident ↗

Massachusetts State AGJan 18 · first

Maine State AGJan 18 · 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://www.maine.gov/agviewer/content/ag/985235c7-cb95-4be2-8792-a1252b4f8318/9cdd1b5f-0604-4b17-a0b3-ed2cd374f367.shtml
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Jan 18, 2023
Raw hash: c9577a9ea7c98d1fc449eea2da47870c136c45af068b86d7c4442ae8cd40a238

Linked disclosures

Regulatory filings (1) · sorted by filing gap

Reporting entityMembers Trust of the Southwest Federal Credit Union

Victim entityMembers Trust of the Southwest Federal Credit Union

Incidentdiscovered Nov 15, 2022

Stated responseOffered 1 year of IdentityWorks Credit 3B services through Experian

ComplianceME AG >30d

Extraction provenanceno artifact recorded

Source provenancewww.maine.gov