Social EngineeringFinancial ServicesFinancePhishingStolen CredentialsCustomer Data InvolvedTargetedPIIIdentity (basic)LowContained

Heartland Bank

bd_16d76fb514a53547 · schema v1 · pii pii-v1

Severity

Low

Discovered

Nov 9, 2024

Filed

Feb 7, 2025

To disclose

13 weeks

Affected

1state residents only

Linked

5 filings

Confidence

65%

Full breach record for Heartland Bank →

Heartland Bank notified the New Hampshire Attorney General of a cybersecurity incident involving one NH resident. Unauthorized access to employee email accounts occurred between Oct 31 and Nov 9, 2024. The bank secured accounts, investigated, and mailed notification on Feb 7, 2025. Personal information was found in the accessed emails. The bank is enhancing email security.

J jump to incidentP pin to compareR raw source

Incident timeline

undetected · 9 days

discovery → filing · 13 weeks / 90 days

Oct 31, 2024

Begins

Nov 9, 2024

Discovered

Jan 9, 2025

Scope determined

Feb 7, 2025

Filed

vs. sector median

+5 wks slower

This filing is one of 5 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (4) · sorted by filing gap

Maryland State AGbd_0eb78e39a1ffe3d92025-02-07Verified
Montana State AGbd_35a2394732e77a6e2025-02-07Candidate
Massachusetts State AGbd_380ab6533a2bbee72025-02-07Verified
Nebraska State AGbd_c9907a9c43ec29cb2025-02-07Verified

Name: Heartland Bank
norm: heartland bank

Name: Heartland Bank
norm: heartland bank
Industry: Financial Servicesllm

Discovered: Nov 9, 2024
Breach occurred: Oct 31, 2024 – Nov 9, 2024
Undetected for: 9 daysoccurrence → discovery
Materiality determined: Jan 9, 2025
Notification sent: Feb 7, 2025
Affected individuals: 1state-resident count only
Data types: PIIIdentity (basic)
Attack vector: Phishing
MITRE ATT&CK: T1566.002 Spearphishing LinkT1078 Valid Accounts
Threat actor: ExternalFinancial
Regulator citations: Notified Attorney General John Formella
Initial access: phishing_link

During the incident: Took steps to secure the accounts
Began its investigation
Reviewed the messages and attachments
Mailed a notification letter to the New Hampshire resident
Taken steps to enhance the security of its email environment
Changes made: Enhance the security of its email environment
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 13 weeks(90 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 5 filings · 5 states

View merged incident ↗

Maryland State AGFeb 7 · first

Montana State AGFeb 7 · first

Massachusetts State AGFeb 7 · first

Nebraska State AGFeb 7 · first

New Hampshire State AGFeb 7 · 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://mm.nh.gov/files/uploads/doj/remote-docs/heartland-bank-20250207.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Feb 7, 2025
Raw hash: 8d1298684cd06391ba1d814bec7fbc05132c3cab2b5e66e097770710e2b0a2a5

Linked disclosures

Regulatory filings (4) · sorted by filing gap

Reporting entityHeartland Bank

Victim entityHeartland Bank

Incidentdiscovered Nov 9, 2024

Stated responseTook steps to secure the accounts

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancemm.nh.gov