Social EngineeringHealthcareProfessional ServicesHealthcarePhishingStolen CredentialsTargetedCustomer Data InvolvedIdentity (basic)Government IDMediumContained

New Hampshire Hospital Association

bd_bd7a78df011b43e8 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Aug 20, 2025

Filed

Sep 19, 2025

To disclose

4 weeks

Affected · nationwide

41 in this filing

Linked

2 filings

Confidence

66%

Full breach record for New Hampshire Hospital Association →

New Hampshire Hospital Association reported a phishing incident on August 12, 2025, discovered August 20, 2025. An employee's email and collaboration accounts were compromised, exposing names and SSNs of 4 individuals. The incident was contained, and 12 months of credit monitoring was provided.

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Maine clockDiscovered Aug 20, 2025 → Filed with AG Sep 19, 202530d ✓ ME AG ≤30d4 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 · 8 days

discovery → filing · 4 weeks / 30 days

Aug 12, 2025

Begins

Aug 20, 2025

Discovered

Sep 19, 2025

Filed

vs. sector median

8 wks faster

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

New Hampshire State AGbd_c7e5cd1200f0b9992025-09-22 · +3dVerified

Name: New Hampshire Hospital Association
norm: new hampshire hospital
Domain: nhha.org
Industry: Non-Profit

Name: New Hampshire Hospital Association
norm: new hampshire hospital
Domain: nhha.org
Industry: Non-Profit
Industry: HealthcarellmProfessional Servicesllm

Discovered: Aug 20, 2025
Breach occurred: Aug 12, 2025
Undetected for: 8 daysoccurrence → discovery
Materiality determined: —
Notification sent: Sep 18, 2025
Affected individuals: 4state + nationwide
Data types: Identity (basic)Government ID
Data elements: Social Security number
Attack vector: Phishing
MITRE ATT&CK: T1566.002 Spearphishing LinkT1078 Valid AccountsT1114 Email Collection
Threat actor: External
Initial access: phishing_link

During the incident: The attack was blocked and contained
Commissioned a complete scan of the affected accounts
Sent notification letters to affected individuals
Arranged for twelve months of credit monitoring
Changes made: Implemented additional controls to improve data security
Adjusting processes to better protect sensitive data
Modifying training for employees to spot future phishing efforts
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 4 weeks(30 days from discovery to filing)
Compliance flags: ME AG ≤30d · 30d
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: Aug 20, 2025
→ Filed with AG: Sep 19, 2025
30d 30 days ME AG ≤30d

Statute	Window	Elapsed	Threshold	Status
Maine	Discovered: Aug 20, 2025 → Filed with AG: Sep 19, 2025	30d	30 days	ME AG ≤30d

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 2 filings · 2 states

View merged incident ↗

Maine State AGSep 19 · first · this page

New Hampshire State AG+3d

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/a7fb8a50-ccaa-48ba-b7eb-e6b50de0633e.html
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Sep 19, 2025
Raw hash: dfed08a4b90c8b3f6197918703c7c5398fd1c4c71f248bc001760f5ade437c75

Linked disclosures

Regulatory filings (1) · sorted by filing gap

Reporting entityNew Hampshire Hospital Association

Victim entityNew Hampshire Hospital Association

Incidentdiscovered Aug 20, 2025

Stated responseThe attack was blocked and contained

ComplianceME AG ≤30d

Extraction provenanceno artifact recorded

Source provenancewww.maine.gov