MalwareOtherRansomwareData EncryptedRansom DemandedIdentity (basic)Government IDMediumContained

Tyonek Native Corporation

bd_d8313f609f110d62 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Jul 18, 2021

Filed

Sep 8, 2021

To disclose

7 weeks

Affected

6state residents only

Linked

3 filings

Confidence

65%

Full breach record for Tyonek Native Corporation →

Tyonek Native Corporation notified affected individuals of a network security incident detected on July 18, 2021, where an unauthorized third party encrypted data. The incident involved potential exposure of employee PII including names, addresses, birth dates, and SSNs. The company engaged forensic specialists, reported to the FBI, and provided 24 months of credit monitoring.

J jump to incidentP pin to compareR raw source

Incident timeline

discovery → filing · 7 weeks / 52 days

Jul 18, 2021

Discovered

Sep 8, 2021

Filed

vs. sector median

1 wks faster

This filing is one of 3 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (2) · sorted by filing gap

Indiana State AGbd_91a48cd7686334b02021-09-08Verified
Maine State AGbd_098ffd67791fa9962021-09-16 · +8dCandidate

Name: Tyonek Native Corporation
norm: tyonek native
Domain: tyonek.com

Name: Tyonek Native Corporation
norm: tyonek native
Domain: tyonek.com
Industry: Otherllm

Discovered: Jul 18, 2021
Materiality determined: —
Notification sent: Sep 8, 2021
Affected individuals: 6state-resident count only
Data types: Identity (basic)Government ID
Attack vector: Ransomware
MITRE ATT&CK: T1486 Data Encrypted for ImpactT1078 Valid Accounts
Threat actor: ExternalFinancial
Regulator citations: reported this matter to the F.B.I.

During the incident: Moved quickly to initiate our incident response
Fully securing and remediating our network and the data that we maintain
Conducted an investigation with the assistance of third-party forensic specialists
Reported this matter to the F.B.I.
Secured free credit monitoring services for all affected individuals
Changes made: Reviewed and altered our tools, policies, and procedures relating to the security of our systems and servers
Reviewed and altered our information life cycle management
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 7 weeks(52 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 3 filings · 3 states

View merged incident ↗

Indiana State AGSep 8 · first

Montana State AGSep 8 · first · this page

Maine State AG+8d

Pattern: first filing Sep 8 (IN), last Sep 16 (ME) — a 8-day rolling notification. Rolling spreads often mean counsel is filing as thresholds trip per state. Why this link?

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-9.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Sep 8, 2021
Raw hash: 517d540e86abd077acd536585ad4ae5117c7d987484249dc87417d48a6a1d016

Linked disclosures

Regulatory filings (2) · sorted by filing gap

Reporting entityTyonek Native Corporation

Victim entityTyonek Native Corporation

Incidentdiscovered Jul 18, 2021

Stated responseMoved quickly to initiate our incident response

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancedojmt.gov