Social EngineeringHealthcareHealthcarePhishingStolen CredentialsCustomer Data InvolvedData ExfiltratedPIIPHIIdentity (basic)LowContained

Centerstone of Tennessee, Inc.

bd_b9106ab9b1c0f8d3 · schema v1 · pii pii-v1

Severity

Low

Discovered

Feb 1, 2022

Filed

Sep 14, 2022

To disclose

32 weeks

Affected

2state residents only

Linked

3 filings

Confidence

66%

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

Centerstone of Tennessee, Inc. notified individuals of a data security incident where an employee email account was accessed without authorization starting January 8, 2022. The incident involved potential exposure of personal and protected health information (PHI). Centerstone discovered the unusual activity in February 2022, completed its review in July 2022, and sent notifications on September 12, 2022. The company offered complimentary identity protection services.

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Incident timeline

undetected · 24 days

discovery → filing · 32 weeks / 225 days

Jan 8, 2022

Begins

Feb 1, 2022

Discovered

Sep 14, 2022

Filed

vs. sector median

+20 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

New Hampshire State AGbd_50e662acc1130a182022-09-15 · +1dVerified
HHS OCRbd_d5fb12ad38bb3a0b2022-09-12 · +2dVerified

Name: Centerstone of Tennessee, Inc.
norm: centerstone of tennessee

Name: Centerstone of Tennessee, Inc.
norm: centerstone of tennessee
Industry: Healthcarellm

Discovered: Feb 1, 2022
Breach occurred: Jan 8, 2022
Undetected for: 24 daysoccurrence → discovery
Materiality determined: —
Notification sent: Sep 12, 2022
Affected individuals: 2state-resident count only
Data types: PIIPHIIdentity (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
Undertook a comprehensive review of the contents of the email accounts
Conducted a diligent search to identify current mailing addresses
Implemented additional safeguards to help ensure the security of our email environment
Offering 12/24 months of identity protection and credit monitoring services at no cost 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: 32 weeks(225 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 · 3 states

View merged incident ↗

HHS OCRSep 12 · first

Montana State AG+2d · this page

New Hampshire State AG+3d

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-Notification-Letter-563.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Sep 14, 2022
Raw hash: bd23ea1c13a3ad35e46a09dcb097be541fa609b59e5fcdde5fc878ea96a84165

Linked disclosures

Regulatory filings (2) · sorted by filing gap

Reporting entityCenterstone of Tennessee, Inc.

Victim entityCenterstone of Tennessee, Inc.

Incidentdiscovered Feb 1, 2022

Stated responseLaunched an investigation

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancedojmt.gov