HackingTechnologyProfessional ServicesInformationStolen CredentialsData ExfiltratedCustomer Data InvolvedEmployee Data InvolvedIdentity (basic)Government IDEmploymentMediumContained

Drivestream Inc.

bd_b629ac5a91ff5193 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Dec 9, 2024

Filed

Dec 19, 2025

To disclose

13 months

Affected

Not disclosed

Linked

11 filings

Confidence

65%

Full breach record for Drivestream Inc. →2 incidents on file

Drivestream, Inc. notified the California AG of an incident where an unauthorized actor accessed systems between Dec 4-9, 2024, and downloaded files containing employee data (including SSNs) during an HCM migration. Drivestream discovered the activity on Dec 9, 2024. The company engaged law enforcement, secured systems, and is offering credit monitoring. No evidence of misuse was found.

J jump to incidentP pin to compareR raw source

California clockDiscovered Dec 9, 2024 → Notified Oct 10, 2025305d ✗ CA 60-day late13 months discovery → filing

Incident timeline

undetected · 5 days

discovery → filing · 13 months / 375 days

Dec 4, 2024

Begins

Dec 9, 2024

Discovered

Dec 19, 2025

Filed

vs. sector median

+35 wks slower

This filing is one of 11 about the same incident.View merged incident

Linked disclosures

Why this link?

Ransomware claims (2)

Leak Siteakirabd_36b780c5589de4872025-01-07 · +345dVerified by operator
Leak Siteakirabd_c000a3f70e33a86e2024-12-09 · +375dVerified by operator

Regulatory filings (8) · sorted by filing gap

Texas State AGbd_69e2d186b91755092025-12-22 · +3dVerified
Illinois State AGbd_77f23ae34a1f44552025-12-01 · +18dVerified
Nebraska State AGbd_067e8f2ff9d426892025-11-24 · +25dVerified by operator
Vermont State AGbd_5944246f16139f482025-11-24 · +25dVerified

Show 4 more filings ↓up to 32d gap

Massachusetts State AGbd_3dfb99c21c1359da2025-11-17 · +32dVerified by operator
New Hampshire State AGbd_71871211473c181b2025-11-17 · +32dVerified
Indiana State AGbd_bed2751c7893e79e2025-11-17 · +32dVerified
Maine State AGbd_ed6a450222836a2e2025-11-17 · +32dVerified

Name: Drivestream Inc.
norm: drivestream
Domain: drivestream.com

Name: Drivestream Inc.
norm: drivestream
Domain: drivestream.com
Industry: TechnologyllmProfessional Servicesllm

Discovered: Dec 9, 2024
Breach occurred: Dec 4, 2024 – Dec 9, 2024
Undetected for: 5 daysoccurrence → discovery
Materiality determined: —
Notification sent: Oct 10, 2025
Affected individuals: Not disclosed
Data types: Identity (basic)Government IDEmployment
Attack vector: Unauthorized Access
MITRE ATT&CK: T1078 Valid AccountsT1041 Exfiltration Over C2 Channel
Threat actor: External
Regulator citations: Notified applicable regulatory authorities, as required by law

During the incident: Launched an investigation
Confirmed the security of our systems
Reviewed the contents of relevant data for sensitive information
Notified impacted individuals associated with that sensitive information
Reported the incident to law enforcement and are cooperating with their investigation
Offering complimentary access to credit monitoring and identity theft protection services through Epiq - Privacy Solutions ID
Changes made: Reviewing our policies, procedures, and processes related to the storage and access of personal information to reduce the likelihood of a similar future event
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 13 months(375 days from discovery to filing)
Compliance flags: CA 60-day late · 305dLeak >180d
Discovery-date grounding: letter-groundedThe discovery date is the detection date narrated in the notification letter — the defensible tier.
Clock breakdown: Statute Window Elapsed Threshold Status
California
Discovered: Dec 9, 2024
→ Notified: Oct 10, 2025
305d 60 days (analyst band, pre-2026 discoveries) CA 60-day late

Statute	Window	Elapsed	Threshold	Status
California	Discovered: Dec 9, 2024 → Notified: Oct 10, 2025	305d	60 days (analyst band, pre-2026 discoveries)	CA 60-day late

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 9 filings · 9 states

View merged incident ↗

Massachusetts State AGNov 17 · first

New Hampshire State AGNov 17 · first

Indiana State AGNov 17 · first

Maine State AGNov 17 · first

Nebraska State AG+7d

Vermont State AG+7d

Illinois State AG+14d

California State AG+32d · this page

Texas State AG+35d

Pattern: first filing Nov 17 (MA), last Dec 22 (TX) — a 35-day rolling notification. Rolling spreads often mean counsel is filing as thresholds trip per state. Why this link?

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/sb24-616043
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Dec 19, 2025
Raw hash: 4cab335c5ddaf8bd3260991aed1327c641f9d49b5c0aa0db2296e090bfd2487a

Linked disclosures

Ransomware claims (2)

Regulatory filings (8) · sorted by filing gap

Reporting entityDrivestream Inc.

Victim entityDrivestream Inc.

Incidentdiscovered Dec 9, 2024

Stated responseLaunched an investigation

ComplianceCA 60-day late

Extraction provenanceno artifact recorded

Source provenanceoag.ca.gov