HackingTechnologyInformationVulnerability ExploitCapture Stored DataData ExfiltratedTargetedMulti-Stage ChainFinancial accountHealth (basic)Identity (basic)Government IDPHIMediumContained

Drivestream Inc.

bd_1ad4a645eb01219e · schema v1 · pii pii-v1

Severity

Medium

Discovered

Dec 9, 2024

Filed

Feb 27, 2026

To disclose

15 months

Affected

505state residents only

Linked

2 filings

Confidence

69%

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

Drivestream Inc. reported a cyberattack in Washington where an unauthorized actor accessed systems between Dec 4-9, 2024, potentially exfiltrating PII including SSNs, driver's licenses, medical info, and financial data. 505 WA residents affected. Notices began Jan 10, 2025. Law enforcement notified; credit monitoring offered.

J jump to incidentP pin to compareR raw source

Leak gap clock✗ Leak >180d15 months 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.

Incident timeline

undetected · 5 days

discovery → filing · 15 months / 445 days

Dec 4, 2024

Begins

Dec 9, 2024

Discovered

Feb 27, 2026

Filed

vs. sector median

+45 wks slower

This filing is one of 2 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (1) · sorted by filing gap

Oregon State AGbd_e818cfb57da102b42026-03-31 · +32dVerified

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

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

Discovered: Dec 9, 2024
Breach occurred: Dec 4, 2024 – Dec 9, 2024
Undetected for: 5 daysoccurrence → discovery
Materiality determined: —
Notification sent: Jan 10, 2025
Affected individuals: 505state-resident count only
Data types: Identity (basic)Government IDHealth (basic)Financial account
Data elements: NameSocial Security numberDriver's licence numberFinancial account numberHealth insurance IDMedical information
WA-stated cause: Cyberattack
WA-stated duration: lifecycle 1-99dexposure 1-99d
WA-stated discovery: Found while ongoingContained same day
Attack vector: Unauthorized Access
MITRE ATT&CK: T1190 Exploit Public-Facing ApplicationT1041 Exfiltration Over C2 ChannelT1078 Valid Accounts
Threat actor: ExternalFinancial
Regulator citations: Notified federal law enforcement regarding the incidentProviding written notice of this incident to relevant state regulators, as necessary
Initial access: exploit_public_facing

During the incident: Initiated its incident response procedures
Assessed the security of Drivestream systems
Began an investigation to identify potentially affected individuals
Notified federal law enforcement regarding the incident
Providing access to credit monitoring and identity theft protection services for twelve (12) months, through Epiq, to individuals whose personal information was potentially affected by this incident, at no cost to these individuals
Providing impacted individuals with guidance on how to better protect against identity theft and fraud
Providing written notice of this incident to relevant state regulators, as necessary, and to the three major credit reporting agencies, Equifax, Experian, and TransUnion
Changes made: Reviewing its policies, procedures, and processes related to the storage of, and access to, personal information to reduce the likelihood of a similar future incident
Working to implement additional safeguards and training to its employees
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 15 months(445 days from discovery to filing)
Compliance flags: Leak >180dWA 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.

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 2 filings · 2 states

View merged incident ↗

Washington State AGFeb 27 · first · this page

Oregon State AG+32d

Pattern: first filing Feb 27 (WA), last Mar 31 (OR) — a 32-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://agportal-s3bucket.s3.amazonaws.com/databreach/BreachA36840.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Feb 27, 2026
Raw hash: 175bc3c4f4b746b15b6452c579ac201a6eea8860bc436f2b50fb657db3b89d4f

Linked disclosures

Regulatory filings (1) · sorted by filing gap

Reporting entityDrivestream Inc.

Victim entityDrivestream Inc.

Incidentdiscovered Dec 9, 2024

Stated responseInitiated its incident response procedures

ComplianceLeak >180d

Extraction provenanceno artifact recorded

Source provenanceagportal-s3bucket.s3.amazonaws.com