Social EngineeringHealthcareProfessional ServicesHealthcarePhishingStolen CredentialsTargetedPIIIdentity (basic)LowContained

Millennium Healthcare Group

bd_4b43f22da32056b8 · schema v1 · pii pii-v1

Severity

Low

Discovered

Jun 17, 2019

Filed

Dec 16, 2019

To disclose

26 weeks

Affected

8state residents only

Linked

2 filings

Confidence

67%

Full breach record for Millennium Healthcare Group →

Millennium Healthcare Group notified Montana residents of a data security incident where an unauthorized individual accessed an employee email account containing personal information. The incident was detected on June 17, 2019. The company engaged forensic investigators, reported the matter to the FBI, and offered one year of complimentary credit monitoring via Kroll.

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Incident timeline

discovery → filing · 26 weeks / 182 days

Jun 17, 2019

Discovered

Dec 16, 2019

Filed

vs. sector median

+13 wks slower

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

Massachusetts State AGbd_fe9686cd441f687c2019-12-17 · +1dVerified

Name: Millennium Healthcare Group
norm: millennium healthcare

Name: Millennium Healthcare Group
norm: millennium healthcare
Industry: HealthcarellmProfessional Servicesllm

Discovered: Jun 17, 2019
Materiality determined: —
Notification sent: —
Affected individuals: 8state-resident count only
Data types: PIIIdentity (basic)
Attack vector: Phishing
MITRE ATT&CK: T1566.002 Spearphishing LinkT1078 Valid Accounts
Threat actor: External
Regulator citations: Reported this matter to the Federal Bureau of Investigation
Initial access: phishing_link

During the incident: Engaged a leading, independent forensics firm to determine what happened
Reported this matter to the Federal Bureau of Investigation
Offering complimentary credit monitoring services through Kroll
Changes made: Implemented enhanced security measures applicable to our email system
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 26 weeks(182 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 ↗

Montana State AGDec 16 · first · this page

Massachusetts State AG+1d

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/Consumer-Notice-68.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Dec 16, 2019
Raw hash: 299ea742a01e58f1db2deb2f71bdd9a6516905e608cd05805cad267f7a9b0448

Linked disclosures

Regulatory filings (1) · sorted by filing gap

Reporting entityMillennium Healthcare Group

Victim entityMillennium Healthcare Group

Incidentdiscovered Jun 17, 2019

Stated responseEngaged a leading, independent forensics firm to determine what happened

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancedojmt.gov