Social EngineeringProfessional ServicesProfessional ServicesPhishingStolen CredentialsCustomer Data InvolvedIdentity (basic)LowContained

Infinity Management & Investments, LLC

bd_d3d0c89a08e95734 · schema v1 · pii pii-v1

Severity

Low

Discovered

Jul 25, 2023

Filed

Apr 23, 2024

To disclose

39 weeks

Affected

21state residents only

Confidence

65%

Full breach record for Infinity Management & Investments, LLC →

Infinity Management & Investments, LLC notified Montana residents that an employee email account was compromised between July 25 and September 7, 2023. The attacker accessed names and other personal information. The company secured the account, reset credentials, and offered 12 months of Experian credit monitoring.

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Incident timeline

discovery → filing · 39 weeks / 273 days

Jul 25, 2023

Begins

Jul 25, 2023

Discovered

Apr 23, 2024

Filed

vs. sector median

+20 wks slower

Tracked as a single-filing incident — the only disclosure on record for this event so far.Confirmed21 affectedView incident

Name: Infinity Management & Investments, LLC
norm: infinity management investments

Name: Infinity Management & Investments, LLC
norm: infinity management investments
Industry: Professional Servicesllm

Discovered: Jul 25, 2023
Breach occurred: Jul 25, 2023 – Sep 7, 2023
Undetected for: 0 daysoccurrence → discovery
Materiality determined: —
Notification sent: Apr 23, 2024
Affected individuals: 21state-resident count only
Data types: Identity (basic)
Attack vector: Phishing
MITRE ATT&CK: T1566.002 Spearphishing LinkT1078 Valid Accounts
Threat actor: External
Initial access: phishing_link

During the incident: Secured the email account in question
Reset the login credentials for the accessed account and all other accounts with administrator-level access
Began an investigation into the scope of activity
Performed a complete tenant review to confirm system-wide security
Offering complimentary access to credit monitoring and identity theft restoration services, through Experian
Changes made: Continuing to review and enhance existing safeguards, policies, and procedures
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 39 weeks(273 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-1299.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Apr 23, 2024
Raw hash: e098265425b6116bb55022ef6ab5940c408b80284e261daa757ba2eb420988d2

Reporting entityInfinity Management & Investments, LLC

Victim entityInfinity Management & Investments, LLC

Incidentdiscovered Jul 25, 2023

Stated responseSecured the email account in question

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancedojmt.gov