MalwareFinancial ServicesFinanceRansomwareData EncryptedCustomer Data InvolvedPIIIdentity (basic)LowContained

PATELCO CREDIT UNION

bd_6132aed4ed74bf36 · schema v1 · pii pii-v1

Severity

Low

Discovered

Jun 29, 2024

Filed

Sep 27, 2024

To disclose

13 weeks

Affected

33state residents only

Linked

17 filings

Confidence

66%

Full breach record for PATELCO CREDIT UNION →4 incidents on file

Patelco Credit Union filed an amended incident notification with the New Hampshire Attorney General on September 23, 2024, regarding a ransomware attack. Unauthorized access occurred on May 23, 2024, and was detected on June 29, 2024. The breach affected 33 New Hampshire residents. Specific data elements were not determined, but databases contained personal information. Patelco contained the threat, restored data, notified law enforcement, and offered credit monitoring.

J jump to incidentP pin to compareR raw source

Leak gap clock⏱ Leak >30d13 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

undetected · 37 days

discovery → filing · 13 weeks / 90 days

May 23, 2024

Begins

Jun 29, 2024

Discovered

Sep 27, 2024

Filed

vs. sector median

+4 wks slower

This filing is one of 17 about the same incident.View merged incident

A leak claim by ransomhub about this victim predates this filing by 90 days.View originating leak claim

Linked disclosures

Why this link?

Regulatory filings (10) · sorted by filing gap

Vermont State AGbd_712c20c7d06c802e2024-09-23 · +4dVerified
Washington State AGbd_c88dac2c250735a62024-09-23 · +4dVerified
Maine State AGbd_f1d3d40e3783e96c2024-09-23 · +4dVerified
Illinois State AGbd_419d36fd8d01502a2024-09-01 · +26dVerified

Show 6 more filings ↓up to 38d gap

New Hampshire State AGbd_d750bc07711391c82024-08-26 · +32dVerified
Vermont State AGbd_d9d80d2a80042b162024-08-21 · +37dVerified
Massachusetts State AGbd_f5f47c32fde9d4b32024-08-21 · +37dVerified
Oregon State AGbd_272abed51034ca0c2024-08-20 · +38dVerified
Montana State AGbd_3490e911272cfc692024-08-20 · +38dVerified
Maine State AGbd_5c6d990f0a1898732024-08-20 · +38dVerified

Showing first 10 of 16 linked disclosures.

Name: MCDONALD HOPKINS LLC
norm: mcdonald hopkins

Name: PATELCO CREDIT UNION
norm: patelco credit union
Domain: patelco.org
Industry: Financial Servicesllm

Discovered: Jun 29, 2024
Breach occurred: May 23, 2024
Undetected for: 37 daysoccurrence → discovery
Materiality determined: —
Notification sent: Aug 20, 2024
Affected individuals: 33state-resident count only
Data types: PIIIdentity (basic)
Attack vector: Ransomware
MITRE ATT&CK: T1486 Data Encrypted for ImpactT1119 Automated Collection
Threat actor: ExternalFinancial

During the incident: Contained the threat by proactively disabling all unauthorized access to its network
Restoring all data
Commencing a prompt and thorough investigation
Notified law enforcement
Worked very closely with external cybersecurity professionals
Changes made: Offered complimentary credit monitoring to the impacted residents
Advised the affected residents to always remain vigilant in reviewing financial account statements
Advised the affected residents about the process for placing a fraud alert and/or security freeze on their credit files
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 13 weeks(90 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 · 11 filings · 8 states

View merged incident ↗

Oregon State AGAug 20 · first

Montana State AGAug 20 · first

Maine State AGAug 20 · first

Vermont State AG+1d

Massachusetts State AG+1d

New Hampshire State AG+6d

Illinois State AG+12d

Vermont State AG+34d

Washington State AG+34d

Maine State AG+34d

New Hampshire State AG+38d · this page

Pattern: first filing Aug 20 (OR), last Sep 27 (NH) — a 38-day rolling notification. Rolling spreads often mean counsel is filing as thresholds trip per state. Why this link?

Cascade drawn from the first 10 linked disclosures of 16 — the full spread may be wider.

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://mm.nh.gov/files/uploads/doj/remote-docs/patelco-credit-union-20240927.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Sep 27, 2024
Raw hash: 0c6d389c1e0c1f732c982e239ebaecd7b89eea2923acfdbdb648776cb524805f

Linked disclosures

Regulatory filings (10) · sorted by filing gap

Reporting entityMCDONALD HOPKINS LLC

Victim entityPATELCO CREDIT UNION

Incidentdiscovered Jun 29, 2024

Stated responseContained the threat by proactively disabling all unauthorized access to its network

ComplianceLeak >30d

Extraction provenanceno artifact recorded

Source provenancemm.nh.gov