Social EngineeringTelecom & MediaInformationPhishingStolen CredentialsCustomer Data InvolvedPIIFinancialLowContained

COLTONTEL

bd_6705c9dd8a44b982 · schema v1 · pii pii-v1

Severity

Low

Discovered

May 10, 2021

Filed

Jul 19, 2021

To disclose

10 weeks

Affected

2state residents only

Confidence

64%

Full breach record for COLTONTEL →

COLTONTEL notified Montana residents of a data security incident involving unauthorized access to an employee email account in May 2021. The incident likely exposed personal information related to capital credit accounts. COLTONTEL secured the account, implemented email safeguards including blocking international access and deploying MFA, and offered 12 months of complimentary credit monitoring and identity theft restoration services.

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Incident timeline

undetected · 9 days

discovery → filing · 10 weeks / 70 days

May 1, 2021

Begins

May 10, 2021

Discovered

Jul 19, 2021

Filed

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

Name: COLTONTEL
norm: coltontel

Name: COLTONTEL
norm: coltontel
Industry: Telecom & Mediallm

Discovered: May 10, 2021
Breach occurred: May 1, 2021 – May 31, 2021
Undetected for: 9 daysoccurrence → discovery
Materiality determined: —
Notification sent: Jul 19, 2021
Affected individuals: 2state-resident count only
Data types: PIIFinancial
Attack vector: Phishing
MITRE ATT&CK: T1566.002 Spearphishing LinkT1078 Valid Accounts
Threat actor: External
Initial access: phishing_link

During the incident: Secured the affected account
Began an internal investigation
Conducted a review of the entire contents of the email account
Implemented additional safeguards to help ensure the security of our email environment
Blocking international access
Working to deploy multi-factor authentication
Offering credit monitoring and identity theft restoration services at no cost through IDX
Changes made: Blocking international access
Working to deploy multi-factor authentication
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 10 weeks(70 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/a-notif-100.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Jul 19, 2021
Raw hash: c9068d6b070ca17b0cee589afc549cf43e4345352e955e2b1c04ac2f71d5c197

Reporting entityCOLTONTEL

Victim entityCOLTONTEL

Incidentdiscovered May 10, 2021

Stated responseSecured the affected account

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancedojmt.gov