Social EngineeringProfessional ServicesProfessional ServicesPhishingStolen CredentialsCustomer Data InvolvedData ExfiltratedIdentity (basic)Government IDHealth (basic)MediumContained

United Steelworkers Local 286

bd_8ff5f5f8279c1641 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Feb 13, 2023

Filed

May 9, 2023

To disclose

12 weeks

Affected

13state residents only

Linked

6 filings

Confidence

66%

Full breach record for United Steelworkers Local 286 →2 incidents on file

United Steelworkers Local 286 notified the NH AG that an unauthorized party accessed an employee email account between June 16 and July 18, 2022. The breach was discovered on Feb 13, 2023, affecting 13 NH residents with PII including SSNs and medical info. The union secured the account, engaged forensic experts, and offered credit monitoring.

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Incident timeline

undetected · 242 days

discovery → filing · 12 weeks / 85 days

Jun 16, 2022

Begins

Feb 13, 2023

Discovered

May 9, 2023

Filed

vs. sector median

6 wks faster

This filing is one of 6 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (5) · sorted by filing gap

Montana State AGbd_3a7047a9b8704fce2023-04-30 · +9dVerified
Maine State AGbd_df9455cea46f71752023-04-30 · +9dVerified
HHS OCRbd_16f3b96e9dca67c32023-04-14 · +25dVerified
Vermont State AGbd_7c8b1c28967aad752023-04-14 · +25dVerified

Show 1 more filing ↓up to 25d gap

Indiana State AGbd_c3965d7541d6da032023-04-14 · +25dVerified

Name: United Steelworkers Local 286
norm: united steelworkers local 286

Name: United Steelworkers Local 286
norm: united steelworkers local 286
Industry: Professional Servicesllm

Discovered: Feb 13, 2023
Breach occurred: Jun 16, 2022 – Jul 18, 2022
Undetected for: 242 daysoccurrence → discovery
Materiality determined: —
Notification sent: Apr 14, 2023
Affected individuals: 13state-resident count only
Data types: Identity (basic)Government IDHealth (basic)
Data elements: Social Security number
Attack vector: Phishing
MITRE ATT&CK: T1566.002 Spearphishing LinkT1078 Valid AccountsT1114 Email Collection
Threat actor: ExternalFinancial
Initial access: phishing_link

During the incident: Secured the account
Commenced a prompt and thorough investigation
Engaged leading cybersecurity experts to identify what personal information, if any, might have been present in the impacted email account
Providing the affected individuals with written notification of this incident
Offering the affected individuals whose Social Security numbers were impacted complimentary one-year memberships with a credit monitoring service
Changes made: Continually evaluates and modifies its practices and internal controls to enhance the security and privacy of personal information
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 12 weeks(85 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 6 filings · 6 states

View merged incident ↗

HHS OCRApr 14 · first

Vermont State AGApr 14 · first

Indiana State AGApr 14 · first

Montana State AG+16d

Maine State AG+16d

New Hampshire State AG+25d · this page

Pattern: first filing Apr 14 (PA), last May 9 (NH) — a 25-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://mm.nh.gov/files/uploads/doj/remote-docs/united-steelworkers-local-286-20230509.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: May 9, 2023
Raw hash: 94f54110cd963317208a07dc1d85ae4a62eabf643683d664e81d7cc109d9c015

Linked disclosures

Regulatory filings (5) · sorted by filing gap

Reporting entityUnited Steelworkers Local 286

Victim entityUnited Steelworkers Local 286

Incidentdiscovered Feb 13, 2023

Stated responseSecured the account

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancemm.nh.gov