HackingFinancial ServicesFinanceStolen CredentialsCustomer Data InvolvedIdentity (basic)Government IDMediumContained

Rusnak/ Arcadia

bd_ede27268ff9723cf · schema v1 · pii pii-v1

Severity

Medium

Discovered

Sep 29, 2023

Filed

Nov 16, 2023

To disclose

7 weeks

Affected

2state residents only

Confidence

64%

Full breach record for Rusnak/ Arcadia →

Rusnak/ Arcadia experienced unauthorized network access between June 13-16, 2023, discovered on September 29, 2023. Personal information including names and SSNs was accessed. The company contained the threat, engaged cybersecurity professionals, and offered one year of identity theft protection services.

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Incident timeline

undetected · 108 days

discovery → filing · 7 weeks / 48 days

Jun 13, 2023

Begins

Sep 29, 2023

Discovered

Nov 16, 2023

Filed

vs. sector median

2 wks faster

Tracked as a single-filing incident — the only disclosure on record for this event so far.Confirmed2 affectedView incident

Name: Rusnak/ Arcadia
norm: rusnak arcadia

Name: Rusnak/ Arcadia
norm: rusnak arcadia
Industry: Financial Servicesllm

Discovered: Sep 29, 2023
Breach occurred: Jun 13, 2023 – Jun 16, 2023
Undetected for: 108 daysoccurrence → discovery
Materiality determined: —
Notification sent: —
Affected individuals: 2state-resident count only
Data types: Identity (basic)Government ID
Attack vector: Unauthorized Access
MITRE ATT&CK: T1078 Valid Accounts
Threat actor: External
Initial access: valid_credentials

During the incident: Contained the threat
Engaged with external cybersecurity professionals
Offering a complimentary one-year membership in identity theft protection services through IDX
Changes made: Continually evaluate and modify practices to enhance security and privacy
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 7 weeks(48 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-904.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Nov 16, 2023
Raw hash: 500fd7b2da8be5264008472b27566f9e66215f51c1952920de4c1f5e44f5c42a

Reporting entityRusnak/ Arcadia

Victim entityRusnak/ Arcadia

Incidentdiscovered Sep 29, 2023

Stated responseContained the threat

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancedojmt.gov