MalwareHealthcareHealthcareRansomwareData EncryptedIdentity (basic)Government IDHealth (basic)PHIMediumResolved

Barton Oaks Dental Group

bd_f6a7e97dca201600 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Mar 23, 2017

Filed

May 18, 2017

To disclose

8 weeks

Affected

6state residents only

Linked

2 filings

Confidence

63%

Full breach record for Barton Oaks Dental Group →

Barton Oaks Dental Group notified patients of a ransomware attack on March 23, 2017, which encrypted servers and PCs. The incident potentially exposed patient names, addresses, DOBs, SSNs, and medical information. The company engaged the FBI and a cybersecurity firm, implemented security recommendations, and offered one year of Equifax credit monitoring to affected individuals.

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Incident timeline

discovery → filing · 8 weeks / 56 days

Mar 23, 2017

Begins

Mar 23, 2017

Discovered

May 18, 2017

Filed

vs. sector median

4 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_bf3795582f01480b2017-05-18Candidate

Name: Barton Oaks Dental Group
norm: barton oaks dental

Name: Barton Oaks Dental Group
norm: barton oaks dental
Industry: Healthcarellm

Discovered: Mar 23, 2017
Breach occurred: Mar 23, 2017
Undetected for: 0 daysoccurrence → discovery
Materiality determined: —
Notification sent: May 12, 2017
Affected individuals: 6state-resident count only
Data types: Identity (basic)Government IDHealth (basic)PHI
Attack vector: Ransomware
MITRE ATT&CK: T1486 Data Encrypted for Impact
Threat actor: ExternalFinancial
Regulator citations: contacted the FBI

During the incident: Contacted both the FBI and a cybersecurity firm
Partnered with Equifax to provide its Equifax Credit Watch Silver identity theft protection product for one year at no charge
Changes made: Completed the implementation of every hardware, software and procedural recommendation provided by the cybersecurity firm
Implemented security best practices to prevent a similar event from occurring in the future
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 8 weeks(56 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 OCRMay 18 · first

Montana State AGMay 18 · 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/Barton-Oaks-Dental-Group.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: May 18, 2017
Raw hash: 662f02fa7cc1718785d0dc5ef49cd8a32d7d435bb8de7fced0402da7b7677ff4

Linked disclosures

Regulatory filings (1) · sorted by filing gap

Reporting entityBarton Oaks Dental Group

Victim entityBarton Oaks Dental Group

Incidentdiscovered Mar 23, 2017

Stated responseContacted both the FBI and a cybersecurity firm

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancedojmt.gov