HackingFinancial ServicesFinanceStolen CredentialsData ExfiltratedTargetedIdentity (basic)Financial accountPHILowContained

California Cryobank

bd_5d46b4ecbee67559 · schema v1 · pii pii-v1

Severity

Low

Discovered

Apr 21, 2024

Filed

Mar 14, 2025

To disclose

47 weeks

Affected

24state residents only

Linked

9 filings

Confidence

65%

Full breach record for California Cryobank →

California Cryobank LLC notified Montana regulators of a data incident where unauthorized parties accessed IT systems between April 20-22, 2024. The breach exposed names, bank account/routing numbers, payment card numbers, and health insurance information. The company isolated affected systems and launched an investigation.

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Incident timeline

undetected · 1 days

discovery → filing · 47 weeks / 327 days

Apr 20, 2024

Begins

Apr 21, 2024

Discovered

Mar 14, 2025

Filed

vs. sector median

+37 wks slower

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

Massachusetts State AGbd_09dc37ea8738873e2025-03-14Verified
Indiana State AGbd_36b1cb539cada28a2025-03-14Verified
California State AGbd_64dce7ff2645324a2025-03-14Verified
Nebraska State AGbd_6a4051233c3d921f2025-03-14Verified

Show 4 more filings ↓

New Hampshire State AGbd_7981bf25866985122025-03-14Verified
Vermont State AGbd_98eddcd84ac7a1f92025-03-14Verified
Maine State AGbd_f4351996e2772b232025-03-14Candidate
Maryland State AGbd_f462a044442ea6732025-03-14Verified

Name: California Cryobank
norm: california cryobank

Name: California Cryobank
norm: california cryobank
Industry: Financial Servicesllm

Discovered: Apr 21, 2024
Breach occurred: Apr 20, 2024 – Apr 22, 2024
Undetected for: 1 dayoccurrence → discovery
Materiality determined: —
Notification sent: Mar 14, 2025
Affected individuals: 24state-resident count only
Data types: Identity (basic)Financial accountPHI
Attack vector: Unauthorized Access
MITRE ATT&CK: T1078 Valid Accounts
Threat actor: ExternalFinancial
Initial access: valid_credentials

During the incident: Isolated the computers from our IT network
Launched an investigation
Undertook a comprehensive search and review of the files
Implemented, and will continue to adopt, additional safeguards and technical security measures
Changes made: Implemented, and will continue to adopt, additional safeguards and technical security measures to further protect and monitor our systems
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 47 weeks(327 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 9 filings · 9 states

View merged incident ↗

Massachusetts State AGMar 14 · first

Indiana State AGMar 14 · first

California State AGMar 14 · first

Nebraska State AGMar 14 · first

New Hampshire State AGMar 14 · first

Vermont State AGMar 14 · first

Maine State AGMar 14 · first

Maryland State AGMar 14 · first

Montana State AGMar 14 · 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://dojmt.gov/wp-content/uploads/2025/03/Consumer-notification-letter-252.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Mar 14, 2025
Raw hash: d5679b8cf28ee876ba3b84a043b67387ee98a8cb9b9c54ecaa7e6a49deb41b3b

Linked disclosures

Regulatory filings (8) · sorted by filing gap

Reporting entityCalifornia Cryobank

Victim entityCalifornia Cryobank

Incidentdiscovered Apr 21, 2024

Stated responseIsolated the computers from our IT network

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancedojmt.gov