MalwareIdentity (basic)Government IDFinancial accountHealth (basic)BiometricMediumContained

YOROZU

bd_6ea333fd415eefdd · schema v1 · pii pii-v1

Severity

Medium

Discovered

Dec 19, 2025

Filed

Jun 2, 2026

To disclose

—

Affected

Not disclosed

Linked

3 filings

Confidence

65%

Full breach record for YOROZU →2 incidents on file

Yorozu Automotive Tennessee, Inc. notified affected individuals in Nebraska and other states of a ransomware attack occurring between October 9-13, 2024. The company discovered the incident on December 19, 2025, after manually reviewing files for PII. Data potentially accessed included names, SSNs, driver's licenses, financial account info, health/medical info, and biometrics. The company offered 1-2 years of IDX identity protection services and enhanced security controls (MFA, password updates).

J jump to incidentP pin to compareR raw source

Leak gap clock✗ Leak >180d

Incident timeline

undetected · 436 days

Oct 9, 2024

Begins

Dec 19, 2025

Discovered

Jun 2, 2026

Filed

This filing is one of 3 about the same incident.View merged incident

A leak claim by ransomhub about this victim predates this filing by 599 days.View originating leak claim

Linked disclosures

Why this link?

Ransomware claims (1)

Leak Siteransomhubbd_33027c5bd4a51e442024-10-14 · +596dCandidate

Regulatory filings (1) · sorted by filing gap

New Hampshire State AGbd_538b3c47b3fc502e2026-06-02Verified by operator

Name: YOROZU
norm: yorozu
Domain: yorozu-corp.co.jp

Name: YOROZU
norm: yorozu
Domain: yorozu-corp.co.jp

Discovered: Dec 19, 2025
Breach occurred: Oct 9, 2024 – Oct 13, 2024
Undetected for: 436 daysoccurrence → discovery
Materiality determined: —
Notification sent: Jun 2, 2026
Affected individuals: Not disclosed
Data types: Identity (basic)Government IDFinancial accountHealth (basic)Biometric
Data elements: Social Security numberDate of birthMedical information
Attack vector: Ransomware
MITRE ATT&CK: T1486 Data Encrypted for Impact
Threat actor: ExternalFinancial

During the incident: Took immediate steps to secure our systems and investigate the nature and scope of the Incident
Undertook the time- and resource-intensive steps of data mining and manually reviewing the contents of those files
Offering identity theft protection services through IDX
Providing this notice to you
Changes made: Strengthened our security posture by updating all passwords
Enabling multi-factor authentication across email networks, firewalls, VPNs, and administrative servers
Enhancing access controls and system monitoring
Regularly assess and strengthen our security policies
Source: Quoted from the filing itself, not independently verified.

Compliance flags: Leak >180d
Discovery-date grounding: letter-groundedThe discovery date is the detection date narrated in the notification letter — the defensible tier.

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 2 filings · 2 states

View merged incident ↗

New Hampshire State AGJun 2 · first

Nebraska State AGJun 2 · 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://nebraska.gov/ago/data-breach/documents/0405f1bc-085d-433e-b6c3-5a8151fcaf55.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Jun 2, 2026
Raw hash: 30ccecba28b33604137ba89715bd9e51c0b2f8e169375b74b31b342c62978300

Linked disclosures

Ransomware claims (1)

Regulatory filings (1) · sorted by filing gap

Reporting entityYOROZU

Victim entityYOROZU

Incidentdiscovered Dec 19, 2025

Stated responseTook immediate steps to secure our systems and investigate the nature and scope of the Incident

ComplianceLeak >180d

Extraction provenanceno artifact recorded

Source provenancenebraska.gov