MalwareManufacturingManufacturingRansomwareVulnerability ExploitRansom DemandedData ExfiltratedTargetedMulti-Stage ChainIdentity (basic)Government IDFinancial accountEmploymentHealth (basic)HighActive

SMC Corporation of America

bd_f23669769a47dd1d · schema v1 · pii pii-v1

Severity

High

Discovered

Dec 8, 2024

Filed

Feb 24, 2025

To disclose

11 weeks

Affected · nationwide

6,5668 in this filing

Linked

9 filings

Confidence

66%

Full breach record for SMC Corporation of America →

SMC Corporation of America reported a cybersecurity incident where a foreign threat actor gained unauthorized access to its IT infrastructure, attempting to deploy ransomware. The incident affected 6,566 current and former employees in the US and Canada, exposing personal information including SSNs, bank details, and medical data. SMC engaged forensic experts and law enforcement, and is offering 24 months of credit monitoring.

J jump to incidentP pin to compareR raw source

Maine clockDiscovered Dec 8, 2024 → Filed with AG Feb 24, 202578d ⏱ ME AG >30d11 weeks discovery → filing

⚠ unattributedNo provenance was recorded for this discovery date and it matches no other date on the record. It may be correct, but it is not independently grounded.

Incident timeline

undetected · 5 days

discovery → filing · 11 weeks / 78 days

Dec 3, 2024

Begins

Dec 8, 2024

Discovered

Feb 24, 2025

Filed

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_ae0e02d3d2794c7b2025-02-24Verified
South Carolina State AGbd_69bed5b3b28435772025-02-25 · +1dVerified
HHS OCRbd_216eb8cddfa38b9f2025-02-27 · +3dVerified
New Hampshire State AGbd_edebe12531d5a0ee2025-03-03 · +7dVerified

Show 4 more filings ↓up to 21d gap

California State AGbd_3e9730c3653b3d152025-03-10 · +14dVerified
Maryland State AGbd_049f19f4adabc7c32025-02-03 · +21dCandidate
Indiana State AGbd_4337fc9b38267f812025-02-03 · +21dVerified
Nebraska State AGbd_8689cd18bf89d75c2025-02-03 · +21dVerified

Name: DINSMORE & SHOHL LLP
norm: dinsmore shohl

Name: SMC Corporation of America
norm: smc corporation of america
Domain: smcusa.com
Industry: Manufacturingllm

Discovered: Dec 8, 2024
Breach occurred: Dec 3, 2024
Undetected for: 5 daysoccurrence → discovery
Materiality determined: —
Notification sent: Feb 3, 2025
Affected individuals: 6,566state + nationwide
Data types: Identity (basic)Government IDFinancial accountEmploymentHealth (basic)
Data elements: Social Security numberDate of birthMedical information
Attack vector: Unauthorized Access
MITRE ATT&CK: T1190 Exploit Public-Facing ApplicationT1486 Data Encrypted for Impact
Threat actor: ExternalFinancial
Regulator citations: Notified Maine Attorney General
Initial access: exploit_public_facing

During the incident: SMC’s IT Department quickly identified the threat, took action to block unauthorized users from accessing SMC’s systems and launched an investigation
SMC engaged cyber security experts to investigate and attempt to resolve the Incident
Working with law enforcement to bring the threat actors behind this to justice
Offering 24 months of complimentary credit monitoring through Experian
Changes made: Security measures were implemented to contain the Incident
Working with its IT team and cyber security partner to constantly evaluate security protocols and processes to prevent future incidents
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 11 weeks(78 days from discovery to filing)
Compliance flags: ME AG >30d · 78d
Discovery-date grounding: unattributedNo provenance was recorded for this discovery date and it matches no other date on the record. It may be correct, but it is not independently grounded.
Clock breakdown: Statute Window Elapsed Threshold Status
Maine
Discovered: Dec 8, 2024
→ Filed with AG: Feb 24, 2025
78d 30 days (soft) ME AG >30d

Statute	Window	Elapsed	Threshold	Status
Maine	Discovered: Dec 8, 2024 → Filed with AG: Feb 24, 2025	78d	30 days (soft)	ME AG >30d

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 9 filings · 8 states

View merged incident ↗

Maryland State AGFeb 3 · first

Indiana State AGFeb 3 · first

Nebraska State AGFeb 3 · first

Massachusetts State AG+21d

Maine State AG+21d · this page

South Carolina State AG+22d

HHS OCR+24d

New Hampshire State AG+28d

California State AG+35d

Pattern: first filing Feb 3 (MD), last Mar 10 (CA) — 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://www.maine.gov/agviewer/content/ag/985235c7-cb95-4be2-8792-a1252b4f8318/260762c6-7592-487d-83f9-c8268994fea4.html
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Feb 24, 2025
Raw hash: d92ebbdf3197f84e80d632148fc07f5a05afe3899e4c9b813bb4729d2c9d2307

Linked disclosures

Regulatory filings (8) · sorted by filing gap

Reporting entityDINSMORE & SHOHL LLP

Victim entitySMC Corporation of America

Incidentdiscovered Dec 8, 2024

Stated responseSMC’s IT Department quickly identified the threat, took action to block unauthorized users from accessing SMC’s systems and launched an investigation

ComplianceME AG >30d

Extraction provenanceno artifact recorded

Source provenancewww.maine.gov