HackingFinancial ServicesFinanceStolen CredentialsCustomer Data InvolvedIdentity (basic)Government IDFinancialMediumContained

CoreNorth

bd_eb87359aedd474d2 · schema v1 · pii pii-v1

Severity

Medium

Discovered

May 28, 2021

Filed

Oct 18, 2021

To disclose

20 weeks

Affected

1state residents only

Linked

2 filings

Confidence

65%

Full breach record for CoreNorth →

Core North Capital Planning notified Montana residents of a data incident where an unknown individual accessed an employee's email box. The incident was discovered on May 28, 2021. Potential exposure included names, SSNs, and financial information. No evidence of misuse was found. The company secured systems, conducted forensic investigations, and offered one year of Experian Identity Works.

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Incident timeline

discovery → filing · 20 weeks / 143 days

May 28, 2021

Discovered

Oct 18, 2021

Filed

vs. sector median

+12 wks slower

This filing is one of 2 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (1) · sorted by filing gap

Maine State AGbd_ca911ec2c8b6ed742021-10-17 · +1dCandidate

Name: Core North Capital Planning
norm: core north capital planning

Name: CoreNorth
norm: corenorth
Industry: Financial Servicesllm

Discovered: May 28, 2021
Materiality determined: —
Notification sent: Oct 18, 2021
Affected individuals: 1state-resident count only
Data types: Identity (basic)Government IDFinancial
Attack vector: Unauthorized Access
MITRE ATT&CK: T1078 Valid Accounts
Threat actor: External
Initial access: valid_credentials

During the incident: Conducted an extensive computer forensic investigation
Secured our system
Reviewed our internal data management and protocols
Implemented enhanced security measures
Offering a complimentary one-year membership of Experian's Identity Works
Changes made: Implemented enhanced security measures to help prevent this type of incident from recurring
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 20 weeks(143 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 2 filings · 2 states

View merged incident ↗

Maine State AGOct 17 · first

Montana State AG+1d · 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/Consumer-Notification-Letter-14.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Oct 18, 2021
Raw hash: 6988bee5634be885f7f41b10b495c93b6ae1be92f248c8cfcfbec8a35aa25432

Linked disclosures

Regulatory filings (1) · sorted by filing gap

Reporting entityCore North Capital Planning

Victim entityCoreNorth

Incidentdiscovered May 28, 2021

Stated responseConducted an extensive computer forensic investigation

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancedojmt.gov