HackingGovernmentGovernmentPhishingVulnerability ExploitEmployee Data InvolvedCustomer Data InvolvedPIIIdentity (basic)EmploymentLowContained

Elmore County

bd_977d1a9287c0459f · schema v1 · pii pii-v1

Severity

Low

Discovered

Dec 13, 2022

Filed

Dec 14, 2022

To disclose

≤1 day

Affected

730

Linked

2 filings

Confidence

66%

Full breach record for Elmore County →4 incidents on file

Elmore County, Idaho, notified the Attorney General on December 14, 2022, of a breach discovered on December 13, 2022. A malicious actor exploited an isolated computer at the Elmore County Fair Grounds, possibly via a backdoor, to send a phishing/malware email to approximately 730 recipients (490 external, 240 internal). The incident resulted in the release of personal identifying information of employees and others.

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Incident timeline

discovery → filing · ≤1 day / 1 days

Dec 13, 2022

Discovered

Dec 14, 2022

Filed

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

Linked disclosures

Why this link?

Regulatory filings (1) · sorted by filing gap

Idaho State AGbd_e1c5e335aaff59052022-12-15 · +1dCandidate

Name: Elmore County
norm: elmore county
Domain: elmorecounty.org

Name: Elmore County
norm: elmore county
Domain: elmorecounty.org
Industry: Governmentllm

Discovered: Dec 13, 2022
Materiality determined: —
Notification sent: —
Affected individuals: 730nationwide
Data types: PIIIdentity (basic)
Attack vector: Unauthorized Access
MITRE ATT&CK: T1190 Exploit Public-Facing ApplicationT1566.002 Spearphishing LinkT1114 Email Collection
Threat actor: External
Regulator citations: Notified Idaho Attorney General's Office per I.C. § 28-51-105
Initial access: exploit_public_facing

During the incident: Sent a warning notice to all recipients of the original malware/phishing email
Placed the [REDACTED-EMAIL] email address on litigation hold
Replaced the fairgrounds computer
Held the offending computer for forensic examination
Source: Quoted from the filing itself, not independently verified.

Time to disclose: ≤1 day(0 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

View merged incident ↗

Idaho State AGDec 14 · first · this page

Idaho State AG+1d

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://ag.idaho.gov/content/uploads/2022/12/12-14-2022-Elmore-County-ID.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Dec 14, 2022
Raw hash: 44951651098846f57354822e9a20ee80d822cefeb7fd763c686c5e8d529bbcb7

Linked disclosures

Regulatory filings (1) · sorted by filing gap

Reporting entityElmore County

Victim entityElmore County

Incidentdiscovered Dec 13, 2022

Stated responseSent a warning notice to all recipients of the original malware/phishing email

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenanceag.idaho.gov