MalwareFinancial ServicesFinanceRansomwareRansom DemandedData EncryptedDelayed DiscoveryLow
Western Alliance Bank
bd_1e2bedd75bd91a03 · schema v1 · pii pii-v1
Full breach record for Western Alliance Bank →Western Alliance Bank ("WAB"), a finance sector entity reported a ransomware incident to the Washington Attorney General. The organization became aware of the incident on 2025-01-27 and filed notice on 2025-06-30. 539 Washington residents were affected. 154 days elapsed between awareness and notification. 107 days to identify the breach. 0 days to contain the breach.
Washington clock✗ WA AG >90d22 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.
This filing is one of 9 about the same incident.View merged incident
Linked disclosures
Why this link?Regulatory filings (8) · sorted by filing gap
- bd_aa0c3c3710d65700Oregon State AGfiled 2025-06-30Verified
- bd_ca35ca5f0299f314New Hampshire State AGfiled 2025-06-30Verified
- bd_f8043b0f67779b8fTexas State AGfiled 2025-07-01(1d gap)Verified
- bd_06380a907e1b2dceCalifornia State AGfiled 2025-03-14(108d gap)Candidate
Show 4 more filings ↓Show fewer ↑up to 108d gap
- bd_1ff1a0aa9cf88a3eMaryland State AGfiled 2025-03-14(108d gap)Verified
- bd_31bf2692dfc20e2eMontana State AGfiled 2025-03-14(108d gap)Verified
- bd_72b6c4555f835088Maine State AGfiled 2025-03-14(108d gap)Verified
- bd_c53d68dc954452b4New Hampshire State AGfiled 2025-03-14(108d gap)Verified
Source provenance
- Source URL
- https://data.wa.gov/resource/sb4j-ca4h.json?id=19439
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
- Filed at
- Jun 30, 2025
- Raw hash
- 83a4e5a58acf34ef604b5254daa6e20d9a7266d3f11ee297d24e227caa8c2033
Reporting entity
- Name
- Western Alliance Banknorm: western alliance bank
Victim entity
- Name
- Western Alliance Banknorm: western alliance bank
- Industry
- Financial Servicesllm
Incident
- Discovered
- Jan 27, 2025
- Materiality determined
- —
- Notification sent
- —
- Affected individuals
- 539
- Data types
- —
- Attack vector
- Ransomware
- Threat actor
- ExternalFinancial
Compliance
- Time to disclose
- 22 weeks(154 days from discovery to filing)
- Compliance flags
- WA AG >90d
- 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.
Extraction provenance
- Status
- No extraction artifact recorded for this disclosure.