HackingHealthcareHealthcareStolen CredentialsData ExfiltratedCustomer Data InvolvedEmployee Data InvolvedIdentity (basic)Government IDHealth (basic)MediumActive

Methodist McKinney Hospital

bd_b04fa9df6fbe7f9e · schema v1 · pii pii-v1

Severity

Medium

Discovered

Jul 5, 2022

Filed

Aug 29, 2022

To disclose

8 weeks

Affected

1state residents only

Linked

4 filings

Confidence

66%

Full breach record for Methodist McKinney Hospital →

Methodist McKinney Hospital notified the NH AG of a data event affecting 1 NH resident. Unauthorized access occurred May 20–July 7, 2022. Data included names, SSNs, driver's licenses, and medical history. Investigation ongoing; credit monitoring offered.

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Incident timeline

undetected · 46 days

discovery → filing · 8 weeks / 55 days

May 20, 2022

Begins

Jul 5, 2022

Discovered

Aug 29, 2022

Filed

vs. sector median

5 wks faster

This filing is one of 4 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (3) · sorted by filing gap

HHS OCRbd_1525da6a8475ed892022-08-26 · +3dVerified
Montana State AGbd_5176ebe3f188763e2022-08-26 · +3dVerified
Massachusetts State AGbd_cbdf2f1d8be304282022-08-23 · +6dVerified

Name: Mullen Coughlin LLC
norm: mullen coughlin

Name: Methodist McKinney Hospital
norm: methodist mckinney hospital
Industry: Healthcarellm

Discovered: Jul 5, 2022
Breach occurred: May 20, 2022 – Jul 7, 2022
Undetected for: 46 daysoccurrence → discovery
Materiality determined: —
Notification sent: Aug 23, 2022
Affected individuals: 1state-resident count only
Data types: Identity (basic)Government IDHealth (basic)
Attack vector: Unauthorized Access
MITRE ATT&CK: T1078 Valid AccountsT1041 Exfiltration Over C2 Channel
Threat actor: ExternalFinancial
Regulator citations: Notified federal law enforcement
Initial access: valid_credentials

During the incident: Promptly took steps to better ensure the integrity of the systems and begin an investigation with the assistance of a third-party company
Conducted a detailed review to determine what information was present in the relevant systems at the time of the unauthorized access
Reviewing its records and taking steps to identify address information for purposes of providing individual notice
Notified federal law enforcement regarding the event
Providing access to credit monitoring services for 1 year to potentially affected individuals in New Hampshire, at no cost to these individuals
Providing potentially affected individuals with guidance on how to better protect against identity theft and fraud
Changes made: Reviewing and enhancing existing policies and procedures
Implementing additional safeguards to further secure the information in its systems
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 8 weeks(55 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 4 filings · 4 states

View merged incident ↗

Massachusetts State AGAug 23 · first

HHS OCR+3d

Montana State AG+3d

New Hampshire State AG+6d · this page

Pattern: first filing Aug 23 (MA), last Aug 29 (NH) — a 6-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/methodist-mckinney-hospital-20220829.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Aug 29, 2022
Raw hash: e783fefa9c98247e9482c81821d63e822e7024ca96497ad01b8a2ab324f7aae2

Linked disclosures

Regulatory filings (3) · sorted by filing gap

Reporting entityMullen Coughlin LLC

Victim entityMethodist McKinney Hospital

Incidentdiscovered Jul 5, 2022

Stated responsePromptly took steps to better ensure the integrity of the systems and begin an investigation with the assistance of a third-party company

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancemm.nh.gov