MalwareHealthcareHealthcareRansomwareSupply Chain (3P Vendor)Data EncryptedIdentity (basic)Government IDHealth (basic)Financial accountMediumContained

Dental Center of Northwest Ohio

bd_74a3004a1bf1b127 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Sep 1, 2018

Filed

Jan 2, 2019

To disclose

18 weeks

Affected

1state residents only

Linked

4 filings

Confidence

66%

Full breach record for Dental Center of Northwest Ohio →

Dental Center of Northwest Ohio notified NH AG of a ransomware incident at third-party IT vendor Arakyta. Unauthorized access to systems occurred Aug 16–Sep 18, 2018. Data potentially exposed included PHI, SSN, and driver's licenses. 1 NH resident affected. Notification sent Dec 28, 2018.

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Incident timeline

undetected · 16 days

discovery → filing · 18 weeks / 123 days

Aug 16, 2018

Begins

Sep 1, 2018

Discovered

Jan 2, 2019

Filed

vs. sector median

+5 wks slower

This filing is one of 4 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (3) · sorted by filing gap

Montana State AGbd_751eccc5856a8d4e2018-12-28 · +5dVerified
HHS OCRbd_b274e01e564cdd6e2018-12-28 · +5dVerified
Massachusetts State AGbd_c4226d5ff187b3432018-12-28 · +5dVerified

Name: Mullen Coughlin LLC
norm: mullen coughlin

Name: Dental Center of Northwest Ohio
norm: dental center of northwest ohio
Industry: Healthcarellm

Discovered: Sep 1, 2018
Breach occurred: Aug 16, 2018 – Sep 18, 2018
Undetected for: 16 daysoccurrence → discovery
Materiality determined: —
Notification sent: Dec 28, 2018
Affected individuals: 1state-resident count only
Data types: Identity (basic)Government IDHealth (basic)Financial account
Data elements: Date of birthMedical information
Attack vector: Ransomware
MITRE ATT&CK: T1486 Data Encrypted for ImpactT1195 Supply Chain Compromise
Threat actor: ExternalFinancial
Regulator citations: Notified HHSNotified other state regulators as required
Initial access: supply_chain

During the incident: Launched an investigation into the nature and scope of incident
Working with third-party computer experts
Implementing additional safeguards and training to its employees
Providing access to credit monitoring services for one (1) year, through Kroll
Providing impacted individuals with guidance on how to better protect against identity theft and fraud
Providing notice of this incident to the U.S. Department of Health and Human Services ("HHS")
Changes made: Implementing additional safeguards and training to its employees
Review policies and procedures relating to data privacy and security
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 18 weeks(123 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 4 filings · 4 states

View merged incident ↗

Montana State AGDec 28 · first

HHS OCRDec 28 · first

Massachusetts State AGDec 28 · first

New Hampshire State AG+5d · this page

Pattern: first filing Dec 28 (MT), last Jan 2 (NH) — a 5-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://mm.nh.gov/files/uploads/doj/remote-docs/denter-center-ohio-20190102.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Jan 2, 2019
Raw hash: 89ed08aa7963d0c1a5738dcf7b702fda08caa8db973749a061778299705f6400

Linked disclosures

Regulatory filings (3) · sorted by filing gap

Reporting entityMullen Coughlin LLC

Victim entityDental Center of Northwest Ohio

Incidentdiscovered Sep 1, 2018

Stated responseLaunched an investigation into the nature and scope of incident

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancemm.nh.gov