HackingRetail & ConsumerRetailStolen CredentialsData ExfiltratedCustomer Data InvolvedIdentity (basic)Financial accountFinancial credentialsLowContained

Service Lighting & Electrical Supplies, Inc.

bd_3b90264d81e98a0e · schema v1 · pii pii-v1

Severity

Low

Discovered

Sep 16, 2025

Filed

Mar 9, 2026

To disclose

25 weeks

Affected

150state residents only

Linked

12 filings

Confidence

66%

Full breach record for Service Lighting & Electrical Supplies, Inc. →

Service Lighting, Inc. notified the New Hampshire Attorney General of a cybersecurity incident involving its e-commerce website. Malicious code was installed to capture payment card data (names, card numbers, expiration, CVV) for transactions between March 12, 2025, and September 16, 2025. Approximately 150 New Hampshire residents were affected. Notifications were sent on March 4, 2026. No identity fraud has been reported to date.

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Incident timeline

undetected · 188 days

discovery → filing · 25 weeks / 174 days

Mar 12, 2025

Begins

Sep 16, 2025

Discovered

Mar 9, 2026

Filed

vs. sector median

+17 wks slower

This filing is one of 12 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (10) · sorted by filing gap

Washington State AGbd_2a626a173786f3e32026-03-06 · +3dVerified
Texas State AGbd_d7188306de15b9782026-03-06 · +3dVerified by operator
Massachusetts State AGbd_f115bf1c994892752026-03-06 · +3dVerified
Maine State AGbd_39f9a73ca21d90342026-03-05 · +4dVerified by operator

Show 6 more filings ↓up to 5d gap

Oregon State AGbd_629f45567b9be8562026-03-05 · +4dVerified by operator
California State AGbd_8631ed68eab105d42026-03-05 · +4dVerified by operator
Indiana State AGbd_02734fad6e2361472026-03-04 · +5dCandidate
Nebraska State AGbd_53bcb592073ad9132026-03-04 · +5dVerified
Indiana State AGbd_993241b0848055032026-03-04 · +5dCandidate
Vermont State AGbd_b7103c1db064e70f2026-03-04 · +5dVerified

Showing first 10 of 11 linked disclosures.

Name: MCDONALD HOPKINS LLC
norm: mcdonald hopkins

Name: Service Lighting & Electrical Supplies, Inc.
norm: service lighting electrical supplies
Industry: Retail & Consumerllm

Discovered: Sep 16, 2025
Breach occurred: Mar 12, 2025 – Sep 16, 2025
Undetected for: 188 daysoccurrence → discovery
Materiality determined: —
Notification sent: Mar 4, 2026
Affected individuals: 150state-resident count only
Data types: Identity (basic)Financial accountFinancial credentials
Attack vector: Unauthorized Access
MITRE ATT&CK: T1190 Exploit Public-Facing ApplicationT1056 Input Capture
Threat actor: ExternalFinancial
Regulator citations: Notified New Hampshire Office of the Attorney General
Initial access: exploit_public_facing

During the incident: Commenced a prompt and thorough investigation
Worked very closely with external cybersecurity professionals experienced in handling these types of incidents
Providing the potentially affected residents with written notification of this incident
Advising the potentially affected residents about the process for placing fraud alerts and/or security freezes on their credit files
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: 25 weeks(174 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 11 filings · 10 states

View merged incident ↗

Indiana State AGMar 4 · first

Nebraska State AGMar 4 · first

Indiana State AGMar 4 · first

Vermont State AGMar 4 · first

Maine State AG+1d

Oregon State AG+1d

California State AG+1d

Washington State AG+2d

Texas State AG+2d

Massachusetts State AG+2d

New Hampshire State AG+5d · this page

Pattern: first filing Mar 4 (IN), last Mar 9 (NH) — a 5-day rolling notification. Rolling spreads often mean counsel is filing as thresholds trip per state. Why this link?

Cascade drawn from the first 10 linked disclosures of 11 — the full spread may be wider.

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/service-lighting-20260309.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Mar 9, 2026
Raw hash: e8b67af428c3c4b2190bb11de8aafd5cb8cf888cf3b0cf0e2ac41e21c2f3de26

Linked disclosures

Regulatory filings (10) · sorted by filing gap

Reporting entityMCDONALD HOPKINS LLC

Victim entityService Lighting & Electrical Supplies, Inc.

Incidentdiscovered Sep 16, 2025

Stated responseCommenced a prompt and thorough investigation

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancemm.nh.gov