HackingProfessional ServicesProfessional ServicesStolen CredentialsTargetedPIIIdentity (basic)LowContained

D. P. NICOLI, INC.

bd_7cacf677e2f11a5f · schema v1 · pii pii-v1

Severity

Low

Discovered

Apr 30, 2024

Filed

Oct 23, 2024

To disclose

25 weeks

Affected

9state residents only

Linked

3 filings

Confidence

65%

Full breach record for D. P. NICOLI, INC. →

DP Nicoli, Inc. notified Montana residents of a data breach occurring April 29-30, 2024. Unauthorized actors accessed personal information including names. DP Nicoli engaged experts, reset credentials/MFA, and offered Kroll identity monitoring services.

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Incident timeline

undetected · 1 days

discovery → filing · 25 weeks / 176 days

Apr 29, 2024

Begins

Apr 30, 2024

Discovered

Oct 23, 2024

Filed

vs. sector median

+6 wks slower

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

Linked disclosures

Why this link?

Regulatory filings (2) · sorted by filing gap

Oregon State AGbd_863e5b6a74ae4c062024-12-11 · +49dVerified
Oregon State AGbd_b31edd7dc8cf61f62025-02-11 · +111dVerified

Name: D. P. NICOLI, INC.
norm: d p nicoli

Name: D. P. NICOLI, INC.
norm: d p nicoli
Industry: Professional Servicesllm

Discovered: Apr 30, 2024
Breach occurred: Apr 29, 2024 – Apr 30, 2024
Undetected for: 1 dayoccurrence → discovery
Materiality determined: —
Notification sent: —
Affected individuals: 9state-resident count only
Data types: PIIIdentity (basic)
Attack vector: Unauthorized Access
MITRE ATT&CK: T1078 Valid Accounts
Threat actor: External
Initial access: valid_credentials

During the incident: Began an investigation into the nature and scope of the incident with the assistance of both internal IT and outside experts
Implemented password changes
Removing mailbox rules
Adding conditional access rules
Resetting and reestablishing multi-factor authentication
Secured the services of Kroll to provide identity monitoring
Changes made: Implemented password changes
Removing mailbox rules
Adding conditional access rules
Resetting and reestablishing multi-factor authentication
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 25 weeks(176 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 3 filings · 2 states

View merged incident ↗

Montana State AGOct 23 · first · this page

Oregon State AG+49d

Oregon State AG+111d

Pattern: first filing Oct 23 (MT), last Feb 11 (OR) — a 111-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-1782.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Oct 23, 2024
Raw hash: fddf55de5cdf377e75ca247aab504fd26037e12a772a35f5b23403602ef9f62d

Linked disclosures

Regulatory filings (2) · sorted by filing gap

Reporting entityD. P. NICOLI, INC.

Victim entityD. P. NICOLI, INC.

Incidentdiscovered Apr 30, 2024

Stated responseBegan an investigation into the nature and scope of the incident with the assistance of both internal IT and outside experts

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancedojmt.gov