HackingManufacturingManufacturingTheftCustomer Data InvolvedEmployee Data InvolvedIdentity (basic)Government IDMediumContained

Piersol Construction

bd_a680ccc7158a1860 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Jul 19, 2017

Filed

Aug 15, 2017

To disclose

27 days

Affected

1state residents only

Confidence

67%

Full breach record for Piersol Construction →

Piersol Construction, Inc. notified Montana employees that personal information (names, addresses, DOBs, SSNs) was accessed without authorization after documents were stolen from U.S. mail on July 19, 2017. The company reported the incident to the FBI, USPS Inspection Service, and IRS-CI, and offered 12 months of credit monitoring.

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Incident timeline

discovery → filing · 27 days

Jul 19, 2017

Discovered

Aug 15, 2017

Filed

Tracked as a single-filing incident — the only disclosure on record for this event so far.Confirmed1 affectedView incident

Name: Piersol Construction
norm: piersol construction

Name: Piersol Construction
norm: piersol construction
Industry: Manufacturingllm

Discovered: Jul 19, 2017
Materiality determined: —
Notification sent: —
Affected individuals: 1state-resident count only
Data types: Identity (basic)Government ID
Data elements: Social Security numberDate of birth
Attack vector: Unauthorized Access
MITRE ATT&CK: T1052 Exfiltration Over Physical Medium
Threat actor: ExternalFinancial
Regulator citations: Reported the matter to the U.S. Postal Inspection ServiceReported the matter to the Federal Bureau of InvestigationNotified the Internal Revenue Service Criminal Investigative Division (IRS - CI)

During the incident: Reported the matter to the U.S. Postal Inspection Service and the Federal Bureau of Investigation
Notified the Internal Revenue Service Criminal Investigative Division (IRS - CI)
Offering credit and identity monitoring services for twelve (12) months at no cost
Enhanced the security of our systems
Changes made: Enhanced the security of our systems
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 27 days(27 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

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/Piersol-Construction.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Aug 15, 2017
Raw hash: c1c2ad679e7f97da910d0c3447be8f1e6cf84cc6b02d8b6242103ccba6cc2e30

Reporting entityPiersol Construction

Victim entityPiersol Construction

Incidentdiscovered Jul 19, 2017

Stated responseReported the matter to the U.S. Postal Inspection Service and the Federal Bureau of Investigation

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancedojmt.gov