HackingHealthcareProfessional ServicesHealthcareVulnerability ExploitSupply Chain (3P Vendor)Data ExfiltratedCustomer Data InvolvedPIIPHIIdentity (basic)Health (basic)LowContained

NASCO Industries Inc

bd_5dcd476cd7204fbf · schema v1 · pii pii-v1

Severity

Low

Discovered

Jul 12, 2023

Filed

Jan 10, 2024

To disclose

26 weeks

Affected

Not disclosed

Linked

3 filings

Confidence

65%

Full breach record for NASCO Industries Inc →6 incidents on file

NASCO, a benefits administration services provider for health plans, experienced a data security incident on May 30, 2023, involving its third-party file-sharing application, MOVEit Transfer by Progress Software. A threat actor exploited a vulnerability in MOVEit to acquire data. NASCO discovered the incident on July 12, 2023. Affected data includes personal and health information of health plan members. NASCO decommissioned the affected server, discontinued MOVEit use, engaged forensic investigators, notified law enforcement, and is offering 24 months of identity monitoring via Experian.

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Leak gap clock✗ Leak >180d26 weeks discovery → filing

Incident timeline

undetected · 43 days

discovery → filing · 26 weeks / 182 days

May 30, 2023

Begins

Jul 12, 2023

Discovered

Jan 10, 2024

Filed

vs. sector median

+13 wks slower

This filing is one of 3 about the same incident.View merged incident

Part of Progress Software Corporation supply-chain incident (2023) — a supply-chain cascade affecting multiple organizations.View cascade →

A leak claim by dispossessor about this victim predates this filing by 386 days.View originating leak claim

Linked disclosures

Why this link?

Regulatory filings (2) · sorted by filing gap

Maine State AGbd_3b3b709830689a452024-01-10Candidate
Vermont State AGbd_d55aa1ea3b2002af2024-01-08 · +2dVerified

Name: NASCO Industries Inc
norm: nasco industries
Domain: nasco.com

Name: NASCO Industries Inc
norm: nasco industries
Domain: nasco.com
Industry: HealthcarellmProfessional Servicesllm

Discovered: Jul 12, 2023
Breach occurred: May 30, 2023
Undetected for: 43 daysoccurrence → discovery
Materiality determined: —
Notification sent: —
Affected individuals: Not disclosed
Data types: PIIPHIIdentity (basic)Health (basic)
Attack vector: Third-Party / Supply Chain
MITRE ATT&CK: T1190 Exploit Public-Facing ApplicationT1195 Supply Chain Compromise
Threat actor: External
Regulator citations: Notified law enforcement authorities
Third party: via Progress Software
Initial access: supply_chain

During the incident: Took steps to secure its systems
Launched an investigation with the support of a leading cybersecurity firm
Notified law enforcement authorities
Decommissioned the affected MOVEit server
Discontinued use of MOVEit
Changes made: Implemented additional procedures to further strengthen the security of our IT system environments
Offering a complimentary 24-month membership to Experian’s IdentityWorks
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 26 weeks(182 days from discovery to filing)
Compliance flags: Leak >180d
Discovery-date grounding: letter-groundedThe discovery date is the detection date narrated in the notification letter — the defensible tier.

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 3 filings · 3 states

View merged incident ↗

Vermont State AGJan 8 · first

Maine State AG+2d

California State AG+2d · 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://oag.ca.gov/ecrime/databreach/reports/sb24-579196
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Jan 10, 2024
Raw hash: 78d085bbdad42ca2fb0b0d9710355ac90ede8ff0f30765df295f7b3f1454f445

Linked disclosures

Regulatory filings (2) · sorted by filing gap

Reporting entityNASCO Industries Inc

Victim entityNASCO Industries Inc

Incidentdiscovered Jul 12, 2023

Stated responseTook steps to secure its systems

ComplianceLeak >180d

Extraction provenanceno artifact recorded

Source provenanceoag.ca.gov