MalwareRansomwareStolen CredentialsData EncryptedMulti-Stage ChainIDENTITY_BASICIDENTITY_GOVERNMENTMediumContained
Hacienda La Puente Unified School District
bd_dc6c623cdafb506c · schema v1 · pii pii-v1
Full breach record for Hacienda La Puente Unified School District →Hacienda La Puente Unified School District experienced a ransomware attack between Feb 9 and Apr 12, 2024. Unauthorized access occurred, potentially exposing names and government IDs. The district engaged forensic specialists, secured the network, and reported to federal law enforcement and the California Cybersecurity Integration Center. Affected individuals were notified in August 2025 and offered credit monitoring.
Vermont clock✗ VT AG >45 bday17 months 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.
This filing is one of 3 about the same incident.View merged incident
Linked disclosures
Why this link?Regulatory filings (2) · sorted by filing gap
- bd_1d319057400a676aNew Hampshire State AGfiled 2025-09-02(4d gap)Verified
- bd_40af77a4100bceabCalifornia State AGfiled 2025-09-17(19d gap)Candidate
Source provenance
- Source URL
- https://ago.vermont.gov/document/2025-08-29-hacienda-la-puente-unified-school-district-data-breach-notice-consumers
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
- Filed at
- Aug 29, 2025
- Raw hash
- 4d5b35f9d6dc9c189fd37ddf4f0f3fdbf4cd742f6ca7af59a412e85bc06c8848
Reporting entity
- Name
- Hacienda La Puente Unified School Districtnorm: hacienda la puente unified school district
- Domain
- hlpschools.org
Victim entity
- Name
- Hacienda La Puente Unified School Districtnorm: hacienda la puente unified school district
- Domain
- hlpschools.org
Incident
- Discovered
- Apr 12, 2024
- Materiality determined
- —
- Notification sent
- Aug 15, 2025
- Affected individuals
- Not disclosed
- Data types
- IDENTITY_BASICIDENTITY_GOVERNMENT
- Attack vector
- Ransomware
- MITRE ATT&CK
- T1486 Data Encrypted for ImpactT1078 Valid Accounts
- Threat actor
- ExternalFinancial
- Regulator citations
- Reported the incident to federal law enforcementReported the incident to the California Cybersecurity Integration Center
- Initial access
- valid_credentials
Compliance
- Time to disclose
- 17 months(504 days from discovery to filing)
- Compliance flags
- VT AG >45 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.
Extraction provenance
- Status
- No extraction artifact recorded for this disclosure.