MalwareEducationEducationRansomwareData EncryptedEmployee Data InvolvedIdentity (basic)Government IDMediumContained

Victor Valley Union High School District

bd_fc9a9042bae14850 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Feb 26, 2021

Filed

Jun 3, 2021

To disclose

14 weeks

Affected

Not disclosed

Confidence

66%

Full breach record for Victor Valley Union High School District →2 incidents on file

Victor Valley Union High School District experienced a ransomware incident on February 26, 2021, where malware encrypted data on district computer systems. The investigation determined that an unauthorized party accessed employee data, including names and Social Security numbers. The district contained the malware, restored data, engaged a cybersecurity firm, updated passwords, and implemented additional security safeguards. Affected employees were offered one year of complimentary identity protection services.

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Incident timeline

discovery → filing · 14 weeks / 97 days

Feb 26, 2021

Begins

Feb 26, 2021

Discovered

Jun 3, 2021

Filed

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

Name: Victor Valley Union High School District
norm: victor valley union high school district

Name: Victor Valley Union High School District
norm: victor valley union high school district
Industry: Educationllm

Discovered: Feb 26, 2021
Breach occurred: Feb 26, 2021
Undetected for: 0 daysoccurrence → discovery
Materiality determined: —
Notification sent: —
Affected individuals: Not disclosed
Data types: Identity (basic)Government ID
Data elements: Social Security number
Attack vector: Ransomware
MITRE ATT&CK: T1486 Data Encrypted for ImpactT1078 Valid Accounts
Threat actor: ExternalFinancial

During the incident: Quickly identified and contained the malware
Began to restore data
Launched an investigation with the assistance of a cybersecurity firm
Updated user passwords
Offering a complimentary one-year membership in Experian IdentityWorks Credit 3B
Changes made: Implementing additional security safeguards and controls in our network infrastructure
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 14 weeks(97 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://oag.ca.gov/ecrime/databreach/reports/sb24-541557
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Jun 3, 2021
Raw hash: 1ba3f33a81252ca9ee00d17124a3cdb6677b1cf5fd14364d9d591e780d7f5c7c

Reporting entityVictor Valley Union High School District

Victim entityVictor Valley Union High School District

Incidentdiscovered Feb 26, 2021

Stated responseQuickly identified and contained the malware

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenanceoag.ca.gov