Social EngineeringPhishingStolen CredentialsCustomer Data InvolvedData ExfiltratedPIIIdentity (basic)LowContained

Elk & Elk Co., Ltd

bd_df422cf41c1c36ce · schema v1 · pii pii-v1

Severity

Low

Discovered

Apr 14, 2021

Filed

Sep 30, 2021

To disclose

24 weeks

Affected

1state residents only

Linked

2 filings

Confidence

66%

Full breach record for Elk & Elk Co., Ltd →

Elk & Elk Co., Ltd. notified Montana regulators of unauthorized access to an employee email account between Feb 5 and Apr 14, 2021. The actor likely viewed emails and attachments containing customer PII. Elk & Elk secured the account, investigated, and offered credit monitoring.

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Incident timeline

undetected · 68 days

discovery → filing · 24 weeks / 169 days

Feb 5, 2021

Begins

Apr 14, 2021

Discovered

Sep 30, 2021

Filed

This filing is one of 2 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (1) · sorted by filing gap

Indiana State AGbd_2790eb9e28dc24432021-09-30Verified

Name: Elk & Elk Co., Ltd
norm: elk elk

Name: Elk & Elk Co., Ltd
norm: elk elk

Discovered: Apr 14, 2021
Breach occurred: Feb 5, 2021 – Apr 14, 2021
Undetected for: 68 daysoccurrence → discovery
Materiality determined: —
Notification sent: Sep 30, 2021
Affected individuals: 1state-resident count only
Data types: PIIIdentity (basic)
Attack vector: Phishing
MITRE ATT&CK: T1078 Valid AccountsT1114 Email Collection
Threat actor: External
Initial access: phishing_link

During the incident: Secured the impacted email account
Launched an investigation to confirm the nature and scope of the activity
Conducted a review of the entire contents of the email account
Providing notice of this event to potentially impacted individuals and to state regulators
Changes made: Reviewing our existing policies and procedures regarding information provided to us by our customers
Implemented additional safeguards
Investigating additional security measures to mitigate any risk associated with this incident
Offering complimentary access to credit and identity monitoring services through Experian
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 24 weeks(169 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 2 filings · 2 states

View merged incident ↗

Indiana State AGSep 30 · first

Montana State AGSep 30 · first · this page

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/Data-Breach-Notification-17.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Sep 30, 2021
Raw hash: e05a1cc9de85fe10a7ada179333e19096095cbc752dd2927f5a24a99b23a78fd

Linked disclosures

Regulatory filings (1) · sorted by filing gap

Reporting entityElk & Elk Co., Ltd

Victim entityElk & Elk Co., Ltd

Incidentdiscovered Apr 14, 2021

Stated responseSecured the impacted email account

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancedojmt.gov