HackingFinancial ServicesFinanceStolen CredentialsData ExfiltratedCustomer Data InvolvedIdentity (basic)Government IDFinancial accountPIIMediumContained

Crescent Mortgage Company

bd_407ce051d0e04728 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Aug 4, 2017

Filed

Aug 24, 2017

To disclose

20 days

Affected

4state residents only

Confidence

66%

Crescent Mortgage Company notified Montana residents of a data breach where unauthorized third-party access occurred between July 14 and August 5, 2017. The company discovered the incident on August 4, 2017, and reported it to the FBI on August 15, 2017. Affected data included names, addresses, SSNs, and financial account information. The company engaged forensic experts, contained the breach, and offered one year of Kroll identity monitoring services.

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Incident timeline

undetected · 21 days

discovery → filing · 20 days

Jul 14, 2017

Begins

Aug 4, 2017

Discovered

Aug 24, 2017

Filed

vs. sector median

6 wks faster

Tracked as a single-filing incident — the only disclosure on record for this event so far.Confirmed4 affectedView incident

Name: Crescent Mortgage Company
norm: crescent mortgage

Name: Crescent Mortgage Company
norm: crescent mortgage
Industry: Financial Servicesllm

Discovered: Aug 4, 2017
Breach occurred: Jul 14, 2017 – Aug 5, 2017
Undetected for: 21 daysoccurrence → discovery
Materiality determined: —
Notification sent: —
Affected individuals: 4state-resident count only
Data types: Identity (basic)Government IDFinancial accountPII
Data elements: Social Security number
Attack vector: Unauthorized Access
MITRE ATT&CK: T1078 Valid AccountsT1114 Email Collection
Threat actor: ExternalFinancial
Regulator citations: reported this incident to the Federal Bureau of Investigation
Initial access: valid_credentials

During the incident: Engaged cyber security experts to assist us in investigating this incident
Reported this incident to the Federal Bureau of Investigation
Ensured this information is no longer accessible by the unauthorized party
Implemented additional security measures designed to prevent such an incident from again occurring
Offering you access to a one-year membership to Kroll identity monitoring services at no cost to you
Changes made: Implemented additional security measures designed to prevent such an incident from again occurring
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 20 days(20 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/Crescent-Mortgage-Company.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Aug 24, 2017
Raw hash: f6e05761b31e2a198e376a103e2ec40e2eb01f535165de27e3a0e839b31d1867

Reporting entityCrescent Mortgage Company

Victim entityCrescent Mortgage Company

Incidentdiscovered Aug 4, 2017

Stated responseEngaged cyber security experts to assist us in investigating this incident

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancedojmt.gov