MalwareProfessional ServicesProfessional ServicesRansomwareData EncryptedIdentity (basic)Government IDFinancial accountHealth (basic)MediumContained

MDG Design and Construction

bd_612326c42faad2c5 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Apr 25, 2025

Filed

May 28, 2025

To disclose

5 weeks

Affected

Not disclosed

Linked

2 filings

Confidence

68%

Full breach record for MDG Design and Construction →

MDG Design and Construction LLC notified Vermont consumers of a ransomware attack discovered on April 25, 2025. The company secured systems and investigated but could not confirm if personal data was accessed. Potentially affected data includes names, SSNs, driver's licenses, financial accounts, and medical/insurance info. No misuse confirmed.

J jump to incidentP pin to compareR raw source

Vermont clock⏱ VT AG >14 bday5 weeks discovery → filing

⚠ unattributedNo provenance was recorded for this discovery date and it matches no other date on the record. It may be correct, but it is not independently grounded.

Incident timeline

discovery → filing · 5 weeks / 33 days

Apr 25, 2025

Discovered

May 28, 2025

Filed

vs. sector median

14 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

Maine State AGbd_a82f60548c7baa692025-05-28Candidate

Name: MDG Design and Construction
norm: mdg design and construction

Name: MDG Design and Construction
norm: mdg design and construction
Industry: Professional Servicesllm

Discovered: Apr 25, 2025
Materiality determined: —
Notification sent: May 28, 2025
Affected individuals: Not disclosed
Data types: Identity (basic)Government IDFinancial accountHealth (basic)
Data elements: Social Security numberMedical information
Attack vector: Ransomware
MITRE ATT&CK: T1486 Data Encrypted for Impact
Threat actor: ExternalFinancial

During the incident: Secured our computer systems
Investigated what happened
Took steps to notify individuals whose information may be in our system
Reviewing our existing policies and procedures
Changes made: Reviewing our existing policies and procedures
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 5 weeks(33 days from discovery to filing)
Compliance flags: VT AG >14 bday
Discovery-date grounding: unattributedNo provenance was recorded for this discovery date and it matches no other date on the record. It may be correct, but it is not independently grounded.

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 2 filings · 2 states

View merged incident ↗

Maine State AGMay 28 · first

Vermont State AGMay 28 · 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://ago.vermont.gov/document/2025-05-28-mdg-design-and-construction-data-breach-notice-consumers
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: May 28, 2025
Raw hash: a08599b5e0bc00b708503cd2c229c26a7a9529c72190d378cf59282394e1609a

Linked disclosures

Regulatory filings (1) · sorted by filing gap

Reporting entityMDG Design and Construction

Victim entityMDG Design and Construction

Incidentdiscovered Apr 25, 2025

Stated responseSecured our computer systems

ComplianceVT AG >14 bday

Extraction provenanceno artifact recorded

Source provenanceago.vermont.gov