Social EngineeringHealthcareHealthcarePhishingStolen CredentialsTargetedCustomer Data InvolvedIdentity (basic)Health (basic)PHILowContained

Artesia General Hospital

bd_545f4189cf277129 · schema v1 · pii pii-v1

Severity

Low

Discovered

Jun 28, 2019

Filed

Aug 27, 2019

To disclose

9 weeks

Affected

5state residents only

Linked

2 filings

Confidence

64%

Full breach record for Artesia General Hospital →5 incidents on file

Artesia General Hospital notified Montana AG of a security incident where an employee's email account was compromised via unauthorized access between June 11-18, 2019. The breach exposed patient names, DOBs, medical record numbers, and limited clinical info. Forensic investigators were engaged; no evidence of misuse was found.

J jump to incidentP pin to compareR raw source

Incident timeline

undetected · 17 days

discovery → filing · 9 weeks / 60 days

Jun 11, 2019

Begins

Jun 28, 2019

Discovered

Aug 27, 2019

Filed

vs. sector median

3 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

HHS OCRbd_c845f26f0f42b4362019-08-27Candidate

Name: Artesia General Hospital
norm: artesia general hospital

Name: Artesia General Hospital
norm: artesia general hospital
Industry: Healthcarellm

Discovered: Jun 28, 2019
Breach occurred: Jun 11, 2019 – Jun 18, 2019
Undetected for: 17 daysoccurrence → discovery
Materiality determined: —
Notification sent: Aug 27, 2019
Affected individuals: 5state-resident count only
Data types: Identity (basic)Health (basic)PHI
Attack vector: Phishing
MITRE ATT&CK: T1566.002 Spearphishing LinkT1078 Valid AccountsT1114 Email Collection
Threat actor: External
Initial access: phishing_link

During the incident: Secured the account
Began an investigation
Engaged a leading computer forensic firm to assist
Conducted a comprehensive review of the emails and attachments in the account
Changes made: Reinforced education with our staff regarding how to identify and avoid suspicious emails
Making additional security enhancements
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 9 weeks(60 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 2 filings · 2 states

View merged incident ↗

HHS OCRAug 27 · first

Montana State AGAug 27 · 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://dojmt.gov/wp-content/uploads/OCP/CON-Pages-from-Artesia_MT-AG-Notice.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Aug 27, 2019
Raw hash: bfc4ec29b46d638e362e315fb760b8858df7e337fdf35ccfc03212959bcd3adc

Linked disclosures

Regulatory filings (1) · sorted by filing gap

Reporting entityArtesia General Hospital

Victim entityArtesia General Hospital

Incidentdiscovered Jun 28, 2019

Stated responseSecured the account

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancedojmt.gov