MalwareManufacturingManufacturingRansomwareData ExfiltratedData EncryptedCustomer Data InvolvedEmployee Data InvolvedIdentity (basic)Government IDMediumContained

Mandere Construction / Northwestern Building Components

bd_a470357319624642 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Jun 1, 2021

Filed

Jul 30, 2021

To disclose

8 weeks

Affected

781state residents only

Linked

2 filings

Confidence

67%

Full breach record for Mandere Construction / Northwestern Building Components →

Mandere Construction and Northwestern Building Components experienced a ransomware incident in June 2021. Ransomware encrypted files, and an unauthorized individual exfiltrated files containing names and SSNs from 781 Washington residents. The company notified employees on June 7 and other affected individuals on July 27, offering credit monitoring. Remediation included firewall upgrades, MFA on VPN, and endpoint monitoring.

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Washington clock⏱ WA AG >30d8 weeks discovery → filing

⚠ AG web formThe discovery date came from the AG web-form field, which is systematically later than the detection date stated in the letter. Treat the clock as indicative.

Incident timeline

discovery → filing · 8 weeks / 59 days

Jun 1, 2021

Discovered

Jul 30, 2021

Filed

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

Montana State AGbd_504e120e7932d0652021-07-30Candidate

Name: Maynard Cooper Gale
norm: maynard cooper gale

Name: Mandere Construction / Northwestern Building Components
norm: mandere construction northwestern building components
Industry: Manufacturingllm

Discovered: Jun 1, 2021
Materiality determined: —
Notification sent: Jun 7, 2021
Affected individuals: 781state-resident count only
Data types: Identity (basic)Government ID
Data elements: NameSocial Security number
WA-stated cause: Cyberattack
WA-stated duration: lifecycle Unknowndexposure Unknownd
WA-stated discovery: Found after the fact
Attack vector: Ransomware
MITRE ATT&CK: T1486 Data Encrypted for ImpactT1041 Exfiltration Over C2 Channel
Threat actor: ExternalFinancial
Regulator citations: Provided notice to Washington Office of the Attorney General pursuant to RCW 19.255.010(7)(a)

During the incident: Performed an internal investigation
Supplied initial notice of the incident to all current employees via e-mail
Provided complimentary credit monitoring services
Supplied subsequent notice to former employees, independent contractors, and certain customer contacts
Extended complimentary credit monitoring and identity theft protection services to all individuals
Changes made: Upgraded its firewalls
Updated its firewall policies
Implemented intrusion detection and prevention technology
Added two-factor authentication to its VPN
Upgraded user endpoints
Deployed endpoint monitoring technology across its environment
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 8 weeks(59 days from discovery to filing)
Compliance flags: WA AG >30d
Discovery-date grounding: AG web formThe discovery date came from the AG web-form field, which is systematically later than the detection date stated in the letter. Treat the clock as indicative.

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 2 filings · 2 states

View merged incident ↗

Montana State AGJul 30 · first

Washington State AGJul 30 · 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://agportal-s3bucket.s3.amazonaws.com/databreach/BreachM10788.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Jul 30, 2021
Raw hash: 9d5e6348755e8f36781305c3ca86555972a2f627251dc552a2c706c2119e7790

Linked disclosures

Regulatory filings (1) · sorted by filing gap

Reporting entityMaynard Cooper Gale

Victim entityMandere Construction / Northwestern Building Components

Incidentdiscovered Jun 1, 2021

Stated responsePerformed an internal investigation

ComplianceWA AG >30d

Extraction provenanceno artifact recorded

Source provenanceagportal-s3bucket.s3.amazonaws.com