MalwareManufacturingManufacturingRansomwareData EncryptedData ExfiltratedIdentity (basic)Government IDHealth (basic)Financial accountPIIMediumContained

Alpine Lumber Company

bd_54f7c506848e31f4 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Dec 22, 2025

Filed

Feb 18, 2026

To disclose

8 weeks

Affected

Not disclosed

Linked

4 filings

Confidence

67%

Full breach record for Alpine Lumber Company →

Alpine Lumber Company experienced a ransomware incident between Dec 14-22, 2025. Unauthorized actors encrypted devices and exfiltrated files containing PII, SSNs, health insurance info, and financial data. The company engaged third-party forensic investigators, notified law enforcement, and is offering credit monitoring to affected individuals. The incident was discovered on Dec 22, 2025.

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Vermont clock⏱ VT AG >14 bday8 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

undetected · 8 days

discovery → filing · 8 weeks / 58 days

Dec 14, 2025

Begins

Dec 22, 2025

Discovered

Feb 18, 2026

Filed

This filing is one of 4 filings about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (3) · sorted by filing gap

Nebraska State AGbd_46ee7344c05e4e662026-02-18Verified
Indiana State AGbd_8bed476fd4a9ba272026-02-18Candidate
Nebraska State AGbd_cd7708a882074afd2026-04-30 · +71dVerified

Name: Alpine Lumber Company
norm: alpine lumber

Name: Alpine Lumber Company
norm: alpine lumber
Industry: Manufacturingllm

Discovered: Dec 22, 2025
Breach occurred: Dec 14, 2025 – Dec 22, 2025
Undetected for: 8 daysoccurrence → discovery
Materiality determined: —
Notification sent: Feb 18, 2026
Affected individuals: Not disclosed
Data types: Identity (basic)Government IDHealth (basic)Financial accountPII
Data elements: Social Security number
Attack vector: Ransomware
MITRE ATT&CK: T1486 Data Encrypted for ImpactT1041 Exfiltration Over C2 Channel
Threat actor: ExternalFinancial
Regulator citations: Notified Vermont Attorney General

During the incident: Implemented response protocols
Took measures to contain the activity
Launched an investigation with the support of third-party cybersecurity professionals
Notified law enforcement
Changes made: Enhanced existing security measures
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 8 weeks(58 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 · 4 filings · 3 states

View merged incident ↗

Nebraska State AGFeb 18 · first

Indiana State AGFeb 18 · first

Vermont State AGFeb 18 · first · this page

Nebraska State AG+71d

Pattern: first filing Feb 18 (NE), last Apr 30 (NE) — a 71-day rolling notification. Rolling spreads often mean counsel is filing as thresholds trip per state. Why this link?

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/2026-02-18-alpine-lumber-company-data-breach-notice-consumers
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Feb 18, 2026
Raw hash: afa13c0482200b0d7ae729dd86b84156fabb79d521b81b9923fe231c66fab766

Linked disclosures

Regulatory filings (3) · sorted by filing gap

Reporting entityAlpine Lumber Company

Victim entityAlpine Lumber Company

Incidentdiscovered Dec 22, 2025

Stated responseImplemented response protocols

ComplianceVT AG >14 bday

Extraction provenanceno artifact recorded

Source provenanceago.vermont.gov