Social EngineeringProfessional ServicesProfessional ServicesPhishingStolen CredentialsData ExfiltratedTargetedPIIIdentity (basic)LowContained

Cardinal Contracting, LLC

bd_dac131616dab17b3 · schema v1 · pii pii-v1

Severity

Low

Discovered

Sep 9, 2020

Filed

Jul 13, 2021

To disclose

44 weeks

Affected

1state residents only

Linked

3 filings

Confidence

65%

Full breach record for Cardinal Contracting, LLC →

Cardinal Contracting, LLC notified Montana residents of unauthorized access to email accounts between September 9 and December 8, 2020. The incident involved suspicious activity likely stemming from phishing, leading to the compromise of names and other personal data. The company engaged forensic specialists and is offering 12 months of credit monitoring.

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Incident timeline

discovery → filing · 44 weeks / 307 days

Sep 9, 2020

Begins

Sep 9, 2020

Discovered

Jul 13, 2021

Filed

vs. sector median

+26 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

Indiana State AGbd_1cc2349d9889e91b2021-07-13Verified
Maine State AGbd_807928f69b4fd7902021-07-13Candidate

Name: Cardinal Contracting, LLC
norm: cardinal contracting
Domain: cardinalcontracting.com

Name: Cardinal Contracting, LLC
norm: cardinal contracting
Domain: cardinalcontracting.com
Industry: Professional Servicesllm

Discovered: Sep 9, 2020
Breach occurred: Sep 9, 2020 – Dec 8, 2020
Undetected for: 0 daysoccurrence → discovery
Materiality determined: —
Notification sent: Jun 22, 2021
Affected individuals: 1state-resident count only
Data types: PIIIdentity (basic)
Attack vector: Phishing
MITRE ATT&CK: T1566.002 Spearphishing LinkT1078 Valid AccountsT1114 Email Collection
Threat actor: ExternalFinancial
Initial access: phishing_link

During the incident: Launched an investigation, with the assistance of third-party forensic specialists
Providing you with access to twelve (12) months of credit monitoring and identity protection services through TransUnion at no cost
Changes made: Taking steps to implement additional safeguards
Reviewing policies and procedures relating to data privacy and security
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 44 weeks(307 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 · 3 states

View merged incident ↗

Indiana State AGJul 13 · first

Maine State AGJul 13 · first

Montana State AGJul 13 · first · 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://dojmt.gov/wp-content/uploads/OCP/a-notif-79.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Jul 13, 2021
Raw hash: 80ee773238171f97090c46300f7e55492f0a968a7090e3335f56295b374ad70b

Linked disclosures

Regulatory filings (2) · sorted by filing gap

Reporting entityCardinal Contracting, LLC

Victim entityCardinal Contracting, LLC

Incidentdiscovered Sep 9, 2020

Stated responseLaunched an investigation, with the assistance of third-party forensic specialists

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancedojmt.gov