MalwareHealthcareHealthcareRansomwareData ExfiltratedCustomer Data InvolvedPIIIdentity (basic)LowContained

Singing River Health System

bd_42a09c1a66497674 · schema v1 · pii pii-v1

Severity

Low

Discovered

Aug 19, 2023

Filed

May 13, 2024

To disclose

38 weeks

Affected

19state residents only

Linked

12 filings

Confidence

66%

Full breach record for Singing River Health System →3 incidents on file

Singing River Health System filed a supplemental notice with the New Hampshire Attorney General regarding a ransomware attack discovered on August 19, 2023. Unauthorized access occurred between August 16-18, 2023. The incident affected 19 New Hampshire residents, involving personal information. The organization engaged forensic specialists, notified law enforcement, and provided credit monitoring services to affected individuals.

J jump to incidentP pin to compareR raw source

Leak gap clock✗ Leak >180d38 weeks discovery → filing

Incident timeline

undetected · 3 days

discovery → filing · 38 weeks / 268 days

Aug 16, 2023

Begins

Aug 19, 2023

Discovered

May 13, 2024

Filed

vs. sector median

+27 wks slower

This filing is one of 12 about the same incident.View merged incident

A leak claim by rhysida about this victim predates this filing by 246 days.View originating leak claim

Linked disclosures

Why this link?

Regulatory filings (10) · sorted by filing gap

California State AGbd_22ca50680eed20d82024-05-13Verified
Vermont State AGbd_892986d85f34b8d72024-05-13Verified by operator
Maine State AGbd_be089a5fc3dc79bd2024-05-13Verified
Vermont State AGbd_2218eed993c0b1a72024-01-12 · +122dVerified

Show 6 more filings ↓up to 208d gap

California State AGbd_505cfb3a0623f5e72024-01-12 · +122dVerified by operator
Massachusetts State AGbd_8234684085ac97f12024-01-12 · +122dVerified by operator
Montana State AGbd_c19b11badb2ae1b92024-01-12 · +122dCandidate
Maine State AGbd_d7af4795af5942772024-01-12 · +122dVerified by operator
Indiana State AGbd_1a96b974a3bcd52e2024-01-11 · +123dVerified by operator
HHS OCRbd_c0e5b79879b1e3d22023-10-18 · +208dVerified

Showing first 10 of 11 linked disclosures.

Name: Singing River Health System
norm: singing river health system
Domain: singingriverhealthcare.org

Name: Singing River Health System
norm: singing river health system
Domain: singingriverhealthcare.org
Industry: Healthcarellm

Discovered: Aug 19, 2023
Breach occurred: Aug 16, 2023 – Aug 18, 2023
Undetected for: 3 daysoccurrence → discovery
Materiality determined: —
Notification sent: May 13, 2024
Affected individuals: 19state-resident count only
Data types: PIIIdentity (basic)
Attack vector: Ransomware
MITRE ATT&CK: T1486 Data Encrypted for Impact
Threat actor: ExternalFinancial
Regulator citations: notified federal law enforcement regarding the eventproviding written notice of this incident to relevant state and federal regulators, as necessary, and to the three major credit reporting agencies, Equifax, Experian, and TransUnion

During the incident: Took steps to secure our systems
With the assistance of third-party forensic specialists, conducted an investigation
Notified federal law enforcement regarding the event
Providing access to credit monitoring services for , through IDX identity theft protection, to individuals whose personal information was potentially affected by this incident, at no cost to these individuals
Providing impacted individuals with guidance on how to better protect against identity theft and fraud
Providing written notice of this incident to relevant state and federal regulators, as necessary, and to the three major credit reporting agencies, Equifax, Experian, and TransUnion
Changes made: Working to implement additional safeguards and training to its employees
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 38 weeks(268 days from discovery to filing)
Compliance flags: Leak >180d
Discovery-date grounding: letter-groundedThe discovery date is the detection date narrated in the notification letter — the defensible tier.

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 11 filings · 8 states

View merged incident ↗

HHS OCROct 18 · first

Indiana State AG+85d

Vermont State AG+86d

California State AG+86d

Massachusetts State AG+86d

Montana State AG+86d

Maine State AG+86d

California State AG+208d

Vermont State AG+208d

Maine State AG+208d

New Hampshire State AG+208d · this page

Pattern: first filing Oct 18 (MS), last May 13 (NH) — a 208-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 11 — 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/singing-river-health-system-20240513.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: May 13, 2024
Raw hash: e3793e2571e953007e8fc5129bfea0fe083d68b1b7ac12b19c17c41b411bcb53

Linked disclosures

Regulatory filings (10) · sorted by filing gap

Reporting entitySinging River Health System

Victim entitySinging River Health System

Incidentdiscovered Aug 19, 2023

Stated responseTook steps to secure our systems

ComplianceLeak >180d

Extraction provenanceno artifact recorded

Source provenancemm.nh.gov