MalwareEducationEducationRansomwareData ExfiltratedRansom DemandedTargetedIdentity (basic)Government IDMediumActive

Clark County School District

bd_a759f23164c9a3f2 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Aug 27, 2020

Filed

Sep 8, 2020

To disclose

12 days

Affected

26state residents only

Linked

4 filings

Confidence

65%

Full breach record for Clark County School District →3 incidents on file

Clark County School District notified individuals of a ransomware attack. Unauthorized access occurred on or about August 25, 2020, with systems infected on August 27, 2020. Current and former employee PII, including names, DOBs, addresses, and SSNs, may have been accessed. CCSD engaged forensic investigators, notified law enforcement, and offered 12 months of credit monitoring.

J jump to incidentP pin to compareR raw source

Incident timeline

undetected · 2 days

discovery → filing · 12 days

Aug 25, 2020

Begins

Aug 27, 2020

Discovered

Sep 8, 2020

Filed

vs. sector median

8 wks faster

This filing is one of 4 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (3) · sorted by filing gap

Massachusetts State AGbd_0f9aba32999903242020-10-16 · +38dVerified
Indiana State AGbd_abb4a20d7e07fc452020-10-16 · +38dVerified
Maine State AGbd_b53ab058f9347ef52020-10-16 · +38dVerified by operator

Name: Clark County School District
norm: clark county school district
Domain: ccsd.net

Name: Clark County School District
norm: clark county school district
Domain: ccsd.net
Industry: Educationllm

Discovered: Aug 27, 2020
Breach occurred: Aug 25, 2020
Undetected for: 2 daysoccurrence → discovery
Materiality determined: —
Notification sent: Sep 25, 2020
Affected individuals: 26state-resident count only
Data types: Identity (basic)Government ID
Data elements: Social Security numberDate of birth
Attack vector: Ransomware
MITRE ATT&CK: T1486 Data Encrypted for ImpactT1078 Valid Accounts
Threat actor: ExternalFinancial
Regulator citations: Notifying state and federal regulators, as required
Initial access: valid_credentials

During the incident: Notified law enforcement
Began an investigation, which included working with third-party forensic investigators
Took steps to secure CCSD systems
Offering you complimentary access to twelve (12) months of credit monitoring and identity theft restoration services through TransUnion
Changes made: Reviewing existing policies and procedures
Implementing additional safeguards
Providing additional training to employees on data privacy and security
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 12 days(12 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 4 filings · 4 states

View merged incident ↗

Montana State AGSep 8 · first · this page

Massachusetts State AG+38d

Indiana State AG+38d

Maine State AG+38d

Pattern: first filing Sep 8 (MT), last Oct 16 (ME) — a 38-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/CCSD-General.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Sep 8, 2020
Raw hash: 393a42a5556ee2421026c39e793c3dce5bdc80d56d2f1a17a5a5f45b37141bd0

Linked disclosures

Regulatory filings (3) · sorted by filing gap

Reporting entityClark County School District

Victim entityClark County School District

Incidentdiscovered Aug 27, 2020

Stated responseNotified law enforcement

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancedojmt.gov