HackingConstructionConstructionStolen CredentialsTargetedIdentity (basic)Government IDMediumContained

Brox Industries, Inc.

bd_a790ce2e143f1ec4 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Mar 11, 2025

Filed

Oct 24, 2025

To disclose

32 weeks

Affected

464state residents only

Linked

4 filings

Confidence

65%

Full breach record for Brox Industries, Inc. →

Brox Industries, Inc., a construction firm, notified the New Hampshire Attorney General of unauthorized network access detected on March 11, 2025. The incident involved potential access to personal information (names, SSNs) of 464 NH residents between Feb 28 and Mar 11, 2025. Brox engaged external forensic professionals and is offering 12 months of credit monitoring via Kroll.

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Incident timeline

undetected · 11 days

discovery → filing · 32 weeks / 227 days

Feb 28, 2025

Begins

Mar 11, 2025

Discovered

Oct 20, 2025

Scope determined

Oct 24, 2025

Filed

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

Massachusetts State AGbd_848ec6362e4d84bf2025-10-21 · +3dVerified
Maine State AGbd_215348d0a74137812025-10-20 · +4dCandidate
Indiana State AGbd_3244e030cb2c17982025-10-20 · +4dVerified

Name: MCDONALD HOPKINS LLC
norm: mcdonald hopkins

Name: Brox Industries, Inc.
norm: brox industries
Industry: Constructionllm

Discovered: Mar 11, 2025
Breach occurred: Feb 28, 2025 – Mar 11, 2025
Undetected for: 11 daysoccurrence → discovery
Materiality determined: Oct 20, 2025
Notification sent: Oct 20, 2025
Affected individuals: 464state-resident count only
Data types: Identity (basic)Government ID
Attack vector: Unauthorized Access
MITRE ATT&CK: T1078 Valid Accounts
Threat actor: External
Initial access: valid_credentials

During the incident: Secured the environment
Commenced a prompt and thorough investigation
Worked very closely with external data privacy professionals
Provided notification to affected residents
Provided complimentary 12-month membership with a credit monitoring service through Kroll
Changes made: Continually evaluates and modifies its practices to enhance the security and privacy of the personal information it maintains
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 32 weeks(227 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 ↗

Maine State AGOct 20 · first

Indiana State AGOct 20 · first

Massachusetts State AG+1d

New Hampshire State AG+4d · 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://mm.nh.gov/files/uploads/doj/remote-docs/brox-industries-20251024.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Oct 24, 2025
Raw hash: 2043c66245e16b254fdd446e34ea3bdb596c6c8f0e361dad328d0ebb2963b6b6

Linked disclosures

Regulatory filings (3) · sorted by filing gap

Reporting entityMCDONALD HOPKINS LLC

Victim entityBrox Industries, Inc.

Incidentdiscovered Mar 11, 2025

Stated responseSecured the environment

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancemm.nh.gov