HackingFinancial ServicesFinanceCapture Stored DataData ExfiltratedCustomer Data InvolvedPIIIdentity (basic)LowContained

Bayer Heritage Federal Credit Union

bd_fd262f0a9dde3428 · schema v1 · pii pii-v1

Severity

Low

Discovered

Dec 1, 2023

Filed

Feb 8, 2024

To disclose

10 weeks

Affected

4state residents only

Linked

6 filings

Confidence

66%

Full breach record for Bayer Heritage Federal Credit Union →

Bayer Heritage Federal Credit Union notified the NH AG that an unauthorized party accessed computer systems and acquired files containing personal information of 4 NH residents between Oct 31 and Nov 1, 2023. The incident was contained, forensic investigators were engaged, and affected individuals were notified on Feb 6, 2024 with credit monitoring offers.

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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

undetected · 31 days

discovery → filing · 10 weeks / 69 days

Oct 31, 2023

Begins

Dec 1, 2023

Discovered

Feb 8, 2024

Filed

vs. sector median

+1 wks slower

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

A leak claim by lorenz about this victim predates this filing by 69 days.View originating leak claim

Linked disclosures

Why this link?

Ransomware claims (1)

Leak Sitelorenzbd_5b5aa7ccc8c9028d2023-12-01 · +69dVerified by operator

Regulatory filings (4) · sorted by filing gap

Maine State AGbd_46a9d4d2157948362024-02-06 · +2dVerified by operator
Massachusetts State AGbd_60b382d4082914f92024-02-06 · +2dVerified by operator
Montana State AGbd_611ddf21b7468fd42024-02-06 · +2dVerified by operator
Maine State AGbd_616d6833f0ce10662024-03-29 · +50dVerified

Name: Bayer Heritage Federal Credit Union
norm: bayer heritage federal credit union
Domain: bayerhfcu.com

Name: Bayer Heritage Federal Credit Union
norm: bayer heritage federal credit union
Domain: bayerhfcu.com
Industry: Financial Servicesllm

Discovered: Dec 1, 2023
Breach occurred: Oct 31, 2023 – Nov 1, 2023
Undetected for: 31 daysoccurrence → discovery
Materiality determined: —
Notification sent: Feb 6, 2024
Affected individuals: 4state-resident count only
Data types: PIIIdentity (basic)
Attack vector: Unauthorized Access
MITRE ATT&CK: T1119 Automated CollectionT1074 Data Staged
Threat actor: ExternalFinancial
Regulator citations: Notified New Hampshire Attorney General

During the incident: Promptly took steps to contain it
Engaged a leading, third-party forensic investigation firm to confirm the security of its systems and to further investigate
Undertook a comprehensive review of these files
Notifying involved individuals
Offering them complimentary credit monitoring and identity theft protection services
Changes made: Evaluating measures to reduce the risk of a similar incident occurring in the future, including implementing additional technical and administrative safeguards
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 · 5 filings · 4 states

View merged incident ↗

Maine State AGFeb 6 · first

Massachusetts State AGFeb 6 · first

Montana State AGFeb 6 · first

New Hampshire State AG+2d · this page

Maine State AG+52d

Pattern: first filing Feb 6 (ME), last Mar 29 (ME) — a 52-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://mm.nh.gov/files/uploads/doj/remote-docs/bayer-heritage-federal-credit-union-20240208.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Feb 8, 2024
Raw hash: 091202c594df13057760e7d2c11cb385d27c263a6e2956be02e0052ac6f1bd87

Linked disclosures

Ransomware claims (1)

Regulatory filings (4) · sorted by filing gap

Reporting entityBayer Heritage Federal Credit Union

Victim entityBayer Heritage Federal Credit Union

Incidentdiscovered Dec 1, 2023

Stated responsePromptly took steps to contain it

ComplianceLeak >30d

Extraction provenanceno artifact recorded

Source provenancemm.nh.gov