Social EngineeringHealthcareHealthcarePhishingCustomer Data InvolvedEmployee Data InvolvedIdentity (basic)Government IDHealth (basic)PHIMediumActive

PRESBYTERIAN HEALTHCARE SERVICES

bd_444083c45b5375e4 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Jun 6, 2019

Filed

Aug 2, 2019

To disclose

8 weeks

Affected

72state residents only

Linked

6 filings

Confidence

66%

Full breach record for PRESBYTERIAN HEALTHCARE SERVICES →5 incidents on file

Presbyterian Healthcare Services notified Montana residents of a phishing incident where unauthorized access was gained to employee email accounts containing PHI, names, SSNs, and DOBs. Discovered June 6, 2019, following access around May 9, 2019. The company secured accounts, notified law enforcement, and offered ID theft protection.

J jump to incidentP pin to compareR raw source

Incident timeline

undetected · 28 days

discovery → filing · 8 weeks / 57 days

May 9, 2019

Begins

Jun 6, 2019

Discovered

Aug 2, 2019

Filed

vs. sector median

4 wks faster

This filing is one of 6 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (5) · sorted by filing gap

California State AGbd_2107a90b375cfa772019-08-02Verified
HHS OCRbd_5284ecf8f1bd116e2019-08-02Verified
Massachusetts State AGbd_8216f1d5f81f8ce52019-08-02Verified
New Hampshire State AGbd_372331556a364edb2019-08-05 · +3dVerified

Show 1 more filing ↓up to 49d gap

Oregon State AGbd_d61285150acc9ea92019-09-20 · +49dVerified

Name: PRESBYTERIAN HEALTHCARE SERVICES
norm: presbyterian healthcare

Name: PRESBYTERIAN HEALTHCARE SERVICES
norm: presbyterian healthcare
Industry: Healthcarellm

Discovered: Jun 6, 2019
Breach occurred: May 9, 2019
Undetected for: 28 daysoccurrence → discovery
Materiality determined: —
Notification sent: Aug 2, 2019
Affected individuals: 72state-resident count only
Data types: Identity (basic)Government IDHealth (basic)PHI
Data elements: Social Security numberDate of birth
Attack vector: Phishing
MITRE ATT&CK: T1566.002 Spearphishing LinkT1078 Valid AccountsT1114 Email Collection
Threat actor: ExternalFinancial
Regulator citations: alerted federal law enforcement
Initial access: phishing_link

During the incident: Secured these email accounts
Alerted federal law enforcement
Offering identity theft protection services through ID Experts
Changes made: Implementing additional security measures to further protect our email system
Workforce members annually must successfully complete mandatory training about the importance and requirement to safeguard all information
Workforce members have received, and will continue to receive, reminders about safeguarding information stored electronically and how to avoid phishing scams
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 8 weeks(57 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 6 filings · 6 states

View merged incident ↗

California State AGAug 2 · first

HHS OCRAug 2 · first

Massachusetts State AGAug 2 · first

Montana State AGAug 2 · first · this page

New Hampshire State AG+3d

Oregon State AG+49d

Pattern: first filing Aug 2 (CA), last Sep 20 (OR) — a 49-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://dojmt.gov/wp-content/uploads/OCP/Data-Breach-NotificationDetails6.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Aug 2, 2019
Raw hash: b8e1af5b68629f6b912d91fad6d8f23fea97fa42b27309ba94a6f42e2a370df7

Linked disclosures

Regulatory filings (5) · sorted by filing gap

Reporting entityPRESBYTERIAN HEALTHCARE SERVICES

Victim entityPRESBYTERIAN HEALTHCARE SERVICES

Incidentdiscovered Jun 6, 2019

Stated responseSecured these email accounts

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancedojmt.gov