HackingTechnologyInformationStolen CredentialsSupply Chain (3P Vendor)Data ExfiltratedIdentity (basic)Government IDMediumContained

Standard Laboratories, Inc

bd_5454a191bc9bc3d3 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Nov 30, 2023

Filed

Dec 28, 2023

To disclose

28 days

Affected

10state residents only

Linked

2 filings

Confidence

65%

Full breach record for Standard Laboratories, Inc →

Standard Laboratories, Inc. notified Montana residents of a data breach involving its third-party payroll vendor, Paycor. An unauthorized actor downloaded files containing names and Social Security numbers from Paycor's MOVEit platform on May 31, 2023. Paycor was notified on November 30, 2023. Standard Labs is offering credit monitoring services.

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Incident timeline

undetected · 183 days

discovery → filing · 28 days

May 31, 2023

Begins

Nov 30, 2023

Discovered

Dec 28, 2023

Filed

vs. sector median

14 wks faster

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

Indiana State AGbd_56313e60c33dcb8f2024-01-02 · +5dVerified

Name: Standard Laboratories, Inc
norm: standard laboratories

Name: Standard Laboratories, Inc
norm: standard laboratories
Industry: Technologyllm

Discovered: Nov 30, 2023
Breach occurred: May 31, 2023
Undetected for: 183 daysoccurrence → discovery
Materiality determined: —
Notification sent: Jan 2, 2024
Affected individuals: 10state-resident count only
Data types: Identity (basic)Government ID
Attack vector: Third-Party / Supply Chain
MITRE ATT&CK: T1195 Supply Chain CompromiseT1041 Exfiltration Over C2 Channel
Threat actor: ExternalFinancial
Regulator citations: Paycor reported the incident to law enforcement
Third party: via Paycor
Initial access: supply_chain

During the incident: Paycor retained a leading cybersecurity firm to conduct a forensic investigation
Paycor reported the incident to law enforcement
Paycor implemented technical measures to fix the MOVEit vulnerability
Standard Labs is reviewing relationships with each of our vendors
Offering complimentary credit monitoring and identity theft protection services through IDX
Changes made: Reviewing relationships with each of our vendors to ensure that they are maintaining the necessary security standards and procedures
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 28 days(28 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 2 filings · 2 states

View merged incident ↗

Montana State AGDec 28 · first · this page

Indiana State AG+5d

Pattern: first filing Dec 28 (MT), last Jan 2 (IN) — a 5-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://dojmt.gov/wp-content/uploads/OCP/Consumer-notification-letter-990.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Dec 28, 2023
Raw hash: 2e6dae15e94b724b7bfdf67302d79f4e0585de5c45cc1474fb890b9456d14604

Linked disclosures

Regulatory filings (1) · sorted by filing gap

Reporting entityStandard Laboratories, Inc

Victim entityStandard Laboratories, Inc

Incidentdiscovered Nov 30, 2023

Stated responsePaycor retained a leading cybersecurity firm to conduct a forensic investigation

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancedojmt.gov