MalwareGovernmentGovernmentRansomwareRansom DemandedData EncryptedIdentity (basic)LowContained

Fremont County, Colorado

bd_f66bb6f88972945c · schema v1 · pii pii-v1

Severity

Low

Discovered

Aug 17, 2022

Filed

Oct 5, 2022

To disclose

7 weeks

Affected

7state residents only

Linked

2 filings

Confidence

65%

Full breach record for Fremont County, Colorado →2 incidents on file

Fremont County, Colorado notified individuals of a ransomware incident where unauthorized access occurred from August 13-17, 2022. The county discovered the incident on August 17, 2022, when it could not access files. Personal information including names was potentially impacted. The county engaged third-party specialists and law enforcement, and offered 12 months of credit monitoring.

J jump to incidentP pin to compareR raw source

Incident timeline

undetected · 4 days

discovery → filing · 7 weeks / 49 days

Aug 13, 2022

Begins

Aug 17, 2022

Discovered

Oct 5, 2022

Filed

vs. sector median

4 wks faster

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_234cc427fdeeb5d22022-10-04 · +1dVerified

Name: Fremont County, Colorado
norm: fremont county colorado
Domain: fremontco.com
Industry: government_public

Name: Fremont County, Colorado
norm: fremont county colorado
Domain: fremontco.com
Industry: government_public
Industry: Governmentllm

Discovered: Aug 17, 2022
Breach occurred: Aug 13, 2022 – Aug 17, 2022
Undetected for: 4 daysoccurrence → discovery
Materiality determined: —
Notification sent: Oct 4, 2022
Affected individuals: 7state-resident count only
Data types: Identity (basic)
Attack vector: Ransomware
MITRE ATT&CK: T1486 Data Encrypted for ImpactT1078 Valid Accounts
Threat actor: ExternalFinancial
Regulator citations: working with state and federal law enforcement
Initial access: valid_credentials

During the incident: Took steps to secure the environment
Restore operations
Launched an investigation with third party specialists
Working with state and federal law enforcement
Offering you access to 12 months of credit monitoring services through Experian at no cost to you
Changes made: Review our existing policies and procedures
Restoring our network from the ground up to implement additional security measures
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 7 weeks(49 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 AGOct 4 · first

Montana State AG+1d · 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/Consumer-Notification-Letter-633.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Oct 5, 2022
Raw hash: 81cc32a0d351e9d9473b218466c79ca9c84d96ff2b054142634b751c9d59f0de

Linked disclosures

Regulatory filings (1) · sorted by filing gap

Reporting entityFremont County, Colorado

Victim entityFremont County, Colorado

Incidentdiscovered Aug 17, 2022

Stated responseTook steps to secure the environment

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancedojmt.gov