HackingFinancial ServicesFinanceStolen CredentialsTargetedPIIIdentity (basic)LowContained

Sullivan Financial Group

bd_e68e5b1d4ebfbeef · schema v1 · pii pii-v1

Severity

Low

Discovered

Jan 3, 2023

Filed

Mar 6, 2023

To disclose

9 weeks

Affected

10state residents only

Confidence

66%

Full breach record for Sullivan Financial Group →

Sullivan Financial Group notified Montana residents of an email account compromise on Jan 3, 2023. An unknown individual accessed a single employee's account. Affected data included names and other PII. The company secured the account, investigated, implemented technical security measures, and offered credit monitoring.

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Incident timeline

discovery → filing · 9 weeks / 62 days

Jan 3, 2023

Discovered

Mar 6, 2023

Filed

vs. sector median

on median

Tracked as a single-filing incident — the only disclosure on record for this event so far.Confirmed10 affectedView incident

Name: Sullivan Financial Group
norm: sullivan financial

Name: Sullivan Financial Group
norm: sullivan financial
Industry: Financial Servicesllm

Discovered: Jan 3, 2023
Materiality determined: —
Notification sent: Feb 23, 2023
Affected individuals: 10state-resident count only
Data types: PIIIdentity (basic)
Attack vector: Insider
MITRE ATT&CK: T1078 Valid Accounts
Threat actor: External
Initial access: valid_credentials

During the incident: Took steps to immediately secure the account
Began an investigation into the nature and scope of the activity
Implemented additional technical security measures designed to mitigate recurrence of this type of incident
Reviewing and enhancing existing policies and procedures
Offering complimentary credit monitoring and identity protection services
Changes made: Implemented additional technical security measures designed to mitigate recurrence of this type of incident
Reviewing and enhancing existing policies and procedures
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 9 weeks(62 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

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-96.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Mar 6, 2023
Raw hash: 07fb480944db6ee3a85b23abb0c715900861cae73bdcc2fe05cc379b305d1d4b

Reporting entitySullivan Financial Group

Victim entitySullivan Financial Group

Incidentdiscovered Jan 3, 2023

Stated responseTook steps to immediately secure the account

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancedojmt.gov