HackingFinancial ServicesFinanceStolen CredentialsData ExfiltratedCustomer Data InvolvedIdentity (basic)Government IDMediumContained

Metrowest Community Federal Credit Union

bd_27bfc3acf10562e3 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Sep 1, 2025

Filed

Mar 6, 2026

To disclose

27 weeks

Affected

Not disclosed

Linked

6 filings

Confidence

65%

Full breach record for Metrowest Community Federal Credit Union →

MetroWest Community Federal Credit Union notified consumers of a cybersecurity incident where unauthorized access to certain systems occurred on September 3, 2025. The incident resulted in the copying of files containing names and government identifiers (e.g., SSN). MetroWest engaged forensic specialists, notified the FBI, and is offering 24 months of credit monitoring and identity protection services through Experian to affected individuals.

J jump to incidentP pin to compareR raw source

Vermont clock✗ VT AG >45 bday27 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

Sep 3, 2025

Begins

Mar 6, 2026

Filed

vs. sector median

+18 wks slower

This filing is one of 6 about the same incident.View merged incident

A leak claim by akira about this victim predates this filing by 132 days.View originating leak claim

Linked disclosures

Why this link?

Ransomware claims (1)

Leak Siteakirabd_116f45d168299bc02025-10-25 · +132dVerified

Regulatory filings (4) · sorted by filing gap

Indiana State AGbd_0c962b2c99ddb8242026-03-10 · +4dVerified by operator
Maine State AGbd_3778ce4cf42cd6762026-03-10 · +4dVerified
Vermont State AGbd_5f8f7d025bc854f92025-12-29 · +67dVerified by operator
Massachusetts State AGbd_605a72d6d99a2aa92025-12-29 · +67dVerified by operator

Name: Metrowest Community Federal Credit Union
norm: metrowest community federal credit union
Domain: mwcfcu.com

Name: Metrowest Community Federal Credit Union
norm: metrowest community federal credit union
Domain: mwcfcu.com
Industry: Financial Servicesllm

Discovered: Sep 1, 2025
Breach occurred: Sep 3, 2025
Materiality determined: —
Notification sent: Mar 10, 2026
Affected individuals: Not disclosed
Data types: Identity (basic)Government ID
Attack vector: Unauthorized Access
MITRE ATT&CK: T1078 Valid AccountsT1119 Automated Collection
Threat actor: External
Regulator citations: reported the event to the Federal Bureau of Investigation
Initial access: valid_credentials

During the incident: Launched an investigation with the assistance of third-party forensic specialists
Reported the event to the Federal Bureau of Investigation
Actively assisting in the investigation
Providing you with access to twenty-four (24) months of credit monitoring and identity protection services through Experian at no cost to you
Changes made: Took action to protect our systems
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 27 weeks(186 days from discovery to filing)
Compliance flags: VT AG >45 bdayLeak >90d
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 · 5 filings · 4 states

View merged incident ↗

Vermont State AGDec 29 · first

Massachusetts State AGDec 29 · first

Vermont State AG+67d · this page

Indiana State AG+71d

Maine State AG+71d

Pattern: first filing Dec 29 (VT), last Mar 10 (ME) — a 71-day rolling notification. Rolling spreads often mean counsel is filing as thresholds trip per state. Why this link?

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://ago.vermont.gov/document/2026-03-06-metrowest-community-federal-credit-union-data-breach-notice-consumers
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Mar 6, 2026
Raw hash: e96c17a3e5fcde3f543e0813f367f766aa7d80ccb76c39127de4432c05e31782

Linked disclosures

Ransomware claims (1)

Regulatory filings (4) · sorted by filing gap

Reporting entityMetrowest Community Federal Credit Union

Victim entityMetrowest Community Federal Credit Union

Incidentdiscovered Sep 1, 2025

Stated responseLaunched an investigation with the assistance of third-party forensic specialists

ComplianceVT AG >45 bday

Extraction provenanceno artifact recorded

Source provenanceago.vermont.gov