HackingManufacturingManufacturingStolen CredentialsCustomer Data InvolvedPIIIdentity (basic)LowContained

Sterling Concrete

bd_2c8e7ac91a035a6b · schema v1 · pii pii-v1

Severity

Low

Discovered

Aug 6, 2024

Filed

Nov 6, 2024

To disclose

13 weeks

Affected

5state residents only

Linked

2 filings

Confidence

65%

Full breach record for Sterling Concrete →

Sterling Concrete, a ready-mixed concrete supplier, notified New Hampshire residents of a data breach occurring between August 5-6, 2024. Unauthorized access was detected on August 6, 2024. The incident involved access to certain servers, potentially exposing personal information of 5 NH residents. Sterling engaged forensic specialists, notified federal law enforcement, and provided credit monitoring services to affected individuals.

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Incident timeline

undetected · 1 days

discovery → filing · 13 weeks / 92 days

Aug 5, 2024

Begins

Aug 6, 2024

Discovered

Nov 6, 2024

Filed

vs. sector median

+2 wks slower

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

Massachusetts State AGbd_2f812ac6e47ebb5f2024-11-06Verified

Name: Sterling Concrete
norm: sterling concrete
Domain: sterlingconcreteinc.com

Name: Sterling Concrete
norm: sterling concrete
Domain: sterlingconcreteinc.com
Industry: Manufacturingllm

Discovered: Aug 6, 2024
Breach occurred: Aug 5, 2024 – Aug 6, 2024
Undetected for: 1 dayoccurrence → discovery
Materiality determined: —
Notification sent: Nov 6, 2024
Affected individuals: 5state-resident count only
Data types: PIIIdentity (basic)
Attack vector: Unauthorized Access
MITRE ATT&CK: T1078 Valid Accounts
Threat actor: External
Regulator citations: Notified federal law enforcement
Initial access: valid_credentials

During the incident: Moved quickly to investigate and respond to the incident
Assessed the security of Sterling systems
Identified potentially affected individuals
Notified federal law enforcement regarding the event
Secured our systems and launched an investigation with third party specialists
Providing access to credit monitoring services for individuals whose personal information was potentially affected
Providing impacted individuals with guidance on how to better protect against identity theft and fraud
Changes made: Implementing additional safeguards and training to its employees
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 13 weeks(92 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 2 filings · 2 states

View merged incident ↗

Massachusetts State AGNov 6 · first

New Hampshire State AGNov 6 · 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://mm.nh.gov/files/uploads/doj/remote-docs/sterling-concrete-20241106.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Nov 6, 2024
Raw hash: 70367473508c613f7462e0307454b2d8a7277dbc369a5e70b70b60e6c4de00d8

Linked disclosures

Regulatory filings (1) · sorted by filing gap

Reporting entitySterling Concrete

Victim entitySterling Concrete

Incidentdiscovered Aug 6, 2024

Stated responseMoved quickly to investigate and respond to the incident

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancemm.nh.gov