Social EngineeringHealthcareHealthcarePhishingCustomer Data InvolvedTargetedPIIIdentity (basic)LowResolved

Centerstone of Indiana, Inc.

bd_dbbf1b0ef59e27ce · schema v1 · pii pii-v1

Severity

Low

Discovered

Dec 16, 2019

Filed

Oct 22, 2020

To disclose

44 weeks

Affected

1state residents only

Linked

3 filings

Confidence

65%

Full breach record for Centerstone of Indiana, Inc. →2 incidents on file

Centerstone of Indiana, Inc. notified Montana residents of a data security incident involving unauthorized access to two employee email accounts between Dec 12-16, 2019. The access was likely via phishing. Personal information was contained in the accounts. Centerstone engaged forensic investigators, implemented email safeguards, and offered 12 months of identity protection services.

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Incident timeline

undetected · 4 days

discovery → filing · 44 weeks / 311 days

Dec 12, 2019

Begins

Dec 16, 2019

Discovered

Oct 22, 2020

Filed

vs. sector median

+32 wks slower

This filing is one of 3 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (2) · sorted by filing gap

Indiana State AGbd_3c80c7441515ea3a2020-10-22Verified
HHS OCRbd_a2c623e48fd90c072020-10-23 · +1dVerified

Name: Centerstone of Indiana, Inc.
norm: centerstone of indiana

Name: Centerstone of Indiana, Inc.
norm: centerstone of indiana
Industry: Healthcarellm

Discovered: Dec 16, 2019
Breach occurred: Dec 12, 2019 – Dec 16, 2019
Undetected for: 4 daysoccurrence → discovery
Materiality determined: —
Notification sent: Oct 22, 2020
Affected individuals: 1state-resident count only
Data types: PIIIdentity (basic)
Attack vector: Phishing
MITRE ATT&CK: T1566.002 Spearphishing LinkT1078 Valid AccountsT1114 Email Collection
Threat actor: ExternalFinancial
Initial access: phishing_link

During the incident: Launched an investigation
Engaged an independent computer forensics firm
Implemented additional safeguards to help ensure the security of our email environment
Offering identity theft protection services through IDX
Changes made: Implemented additional safeguards to help ensure the security of our email environment
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 44 weeks(311 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 3 filings · 2 states

View merged incident ↗

Indiana State AGOct 22 · first

Montana State AGOct 22 · first · this page

HHS OCR+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/Breach-NotificationDetails-227.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Oct 22, 2020
Raw hash: 23712920a2534d5f3a8b242bfdc7f58a9439d0cde0d7fc7b773b1fa6bdfefa3e

Linked disclosures

Regulatory filings (2) · sorted by filing gap

Reporting entityCenterstone of Indiana, Inc.

Victim entityCenterstone of Indiana, Inc.

Incidentdiscovered Dec 16, 2019

Stated responseLaunched an investigation

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancedojmt.gov