MalwareOtherRansomwareCapture Stored DataData ExfiltratedData EncryptedRansom DemandedIdentity (basic)LowContained

Duininck Companies, LLC

bd_0176f0e3db575b16 · schema v1 · pii pii-v1

Severity

Low

Discovered

Dec 15, 2022

Filed

Sep 19, 2023

To disclose

40 weeks

Affected

3state residents only

Linked

3 filings

Confidence

63%

Full breach record for Duininck Companies, LLC →

Duininck Companies, LLC notified individuals of a security incident discovered on December 15, 2022. An unauthorized actor gained access between Dec 9-15, 2022, encrypting files and downloading data. Affected data included names and date elements. The FBI was notified, forensic specialists were engaged, and 12 months of identity monitoring via Kroll was offered. No evidence of misuse was found.

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Incident timeline

undetected · 6 days

discovery → filing · 40 weeks / 278 days

Dec 9, 2022

Begins

Dec 15, 2022

Discovered

Sep 19, 2023

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

Massachusetts State AGbd_75ca9bebec4f3b632023-09-19Verified
Indiana State AGbd_ec71978412b5a03f2023-09-19Verified

Name: Duininck Companies, LLC
norm: duininck companies

Name: Duininck Companies, LLC
norm: duininck companies
Industry: Otherllm

Discovered: Dec 15, 2022
Breach occurred: Dec 9, 2022 – Dec 15, 2022
Undetected for: 6 daysoccurrence → discovery
Materiality determined: —
Notification sent: —
Affected individuals: 3state-resident count only
Data types: Identity (basic)
Attack vector: Ransomware
MITRE ATT&CK: T1486 Data Encrypted for ImpactT1041 Exfiltration Over C2 Channel
Threat actor: ExternalFinancial
Regulator citations: prompt notification of the event to the Federal Bureau of Investigation

During the incident: Took steps to secure our systems
Launched an investigation with the assistance of third-party computer specialists
Prompt notification of the event to the Federal Bureau of Investigation
Offering you complimentary access to 12 months of identity monitoring through Kroll
Changes made: Reviewing our existing policies and procedures regarding cybersecurity
Evaluating additional measures and safeguards to protect against this type of event in the future
Implemented additional network security measures to further enhance our network security
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 40 weeks(278 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 ↗

Massachusetts State AGSep 19 · first

Indiana State AGSep 19 · first

Montana State AGSep 19 · 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/OCP/Consumer-notification-letter-693.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Sep 19, 2023
Raw hash: 0924c035cfe8554f616d563d35c94986890f28b5a3c96109889c14f9f7a8a3c9

Linked disclosures

Regulatory filings (2) · sorted by filing gap

Reporting entityDuininck Companies, LLC

Victim entityDuininck Companies, LLC

Incidentdiscovered Dec 15, 2022

Stated responseTook steps to secure our systems

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancedojmt.gov