Social EngineeringProfessional ServicesProfessional ServicesPhishingStolen CredentialsCustomer Data InvolvedIdentity (basic)Government IDFinancial accountMediumContained

Tousley Brain Stephens

bd_158d83815bcb8338 · schema v1 · pii pii-v1

Severity

Medium

Discovered

—

Filed

Aug 31, 2018

To disclose

—

Affected

1state residents only

Confidence

65%

Full breach record for Tousley Brain Stephens →

Tousley Brain Stephens PLLC notified Montana residents that an email account was compromised, potentially exposing names, SSNs, DOBs, driver's licenses, and financial account info. The firm engaged forensic investigators, notified its IT vendor, and provided five years of free credit monitoring. No evidence of misuse was found.

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Incident timeline — partial

? — ?

Breach window unknown

Aug 31, 2018

Filed

No interval is drawn: no breach start or discovery date is on record for this filing.

Tracked as a single-filing incident — the only disclosure on record for this event so far.Confirmed1 affectedView incident

Name: Tousley Brain Stephens
norm: tousley brain stephens

Name: Tousley Brain Stephens
norm: tousley brain stephens
Industry: Professional Servicesllm

Discovered: —
Materiality determined: —
Notification sent: Aug 31, 2018
Affected individuals: 1state-resident count only
Data types: Identity (basic)Government IDFinancial account
Data elements: Social Security numberDate of birth
Attack vector: Phishing
MITRE ATT&CK: T1566.002 Spearphishing LinkT1078 Valid AccountsT1114 Email Collection
Threat actor: ExternalFinancial
Initial access: phishing_link

During the incident: Notified our Information Technology vendor
Retained a computer forensic company to conduct a detailed forensic investigation
Arranged for you to enroll, at no cost to you, in an online, three-bureau credit monitoring service (myTrueIdentity) for five years
Changes made: Performing office-wide password changes with complex password requirements and more frequent password changes
Mandatory office-wide training for all staff to ensure consistent and vital security information is disseminated amongst the entire team
External vulnerability testing
Enrolled with a security awareness training and simulated phishing platform to constantly test the awareness of our staff
Providing on-going mandatory email, network, and system security training
Source: Quoted from the filing itself, not independently verified.

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/Tousley-Brain-Stephens.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Aug 31, 2018
Raw hash: 967eb8406a609fe7cd7f404d6794ff7ec5cfa2502682fbcaa5b7524eef18ce32

Reporting entityTousley Brain Stephens

Victim entityTousley Brain Stephens

IncidentPhishing

Stated responseNotified our Information Technology vendor

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancedojmt.gov