MalwareManufacturingManufacturingRansomwareCapture Stored DataData ExfiltratedData EncryptedCustomer Data InvolvedIdentity (basic)Government IDFinancial accountHealth (basic)PIIMediumContained

Hoffman Construction

bd_5f449c71e4d9a970 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Aug 3, 2020

Filed

Nov 9, 2021

To disclose

15 months

Affected

44state residents only

Linked

3 filings

Confidence

63%

Full breach record for Hoffman Construction →2 incidents on file

Hoffman Construction Company experienced a cybersecurity incident in August 2020 involving ransomware that encrypted systems and led to unauthorized access and file removal. The breach affected individuals' names, SSNs, driver's license numbers, financial account info, passport numbers, payment card info, and limited medical/health insurance information. The company engaged forensic investigators, secured its network, and offered one year of Experian IdentityWorks credit monitoring to affected individuals.

J jump to incidentP pin to compareR raw source

Incident timeline

undetected · 3 days

discovery → filing · 15 months / 463 days

Jul 31, 2020

Begins

Aug 3, 2020

Discovered

Nov 9, 2021

Filed

vs. sector median

+55 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

Washington State AGbd_7b522299d1fb55dd2021-11-09Verified
Massachusetts State AGbd_c9a7ed2f0d07cdc72021-11-09Verified

Name: Hoffman Construction
norm: hoffman construction
Domain: hoffmancorp.com

Name: Hoffman Construction
norm: hoffman construction
Domain: hoffmancorp.com
Industry: Manufacturingllm

Discovered: Aug 3, 2020
Breach occurred: Jul 31, 2020 – Aug 4, 2020
Undetected for: 3 daysoccurrence → discovery
Materiality determined: —
Notification sent: —
Affected individuals: 44state-resident count only
Data types: Identity (basic)Government IDFinancial accountHealth (basic)PII
Data elements: Social Security numberMedical information
Attack vector: Ransomware
MITRE ATT&CK: T1486 Data Encrypted for ImpactT1041 Exfiltration Over C2 Channel
Threat actor: ExternalFinancial

During the incident: Disabled the affected systems
Took steps to secure our network and restore normal business operations
Engaged a computer forensic firm
Arranged for you to receive a complimentary, one-year membership of Experian’s IdentityWorksSM Credit 3B
Changes made: Implemented additional safeguards and technical security measures to further enhance the security of our network
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 15 months(463 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 ↗

Washington State AGNov 9 · first

Massachusetts State AGNov 9 · first

Montana State AGNov 9 · 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-66.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Nov 9, 2021
Raw hash: 40270c9c52af6599dab8db3b3557985c55bda10efb6afa0f7cfc0cad6f87156a

Linked disclosures

Regulatory filings (2) · sorted by filing gap

Reporting entityHoffman Construction

Victim entityHoffman Construction

Incidentdiscovered Aug 3, 2020

Stated responseDisabled the affected systems

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancedojmt.gov