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GLOBALMalwareEducationEducationRansomwareKairosRansom DemandedActor NamedMedium

Slate Valley Unified School District

bd_6d399a86f9ba3425 · schema v1 · pii pii-v2

Severity

Medium

Discovered

—

Filed

Oct 1, 2026

To disclose

—

Affected

Not disclosed

Linked

2 records

Confidence

50%
Full breach record for Slate Valley Unified School District →

Threat-actor claim — not a regulatory filing

This row is a claim by the ransomware group Kairos on its public extortion blog. It has not been validated by the victim or any regulator. Treat attribution and counts as the threat actor's assertion until a regulatory filing or victim disclosure corroborates them.

Group activity: EducationDiscovered: 2026-10-01

Source: Ransomware.live

Post text · scraped from the leak site

The Slate Valley Unified Union School District is a public school district located in Fair Haven, Vermont, serving the communities of Benson, Castleton, Fair Haven, Hubbardton, Orwell, and West Haven. The data also includes 647 GB of SQL databases containing personal and medical information about students and employees.

Incident timeline — mostly unverified

? — ?

Breach window unknown

Oct 1, 2026

Claim posted

—

Corroborated · see linked filings

This record's own dates cannot anchor compliance clocks; see the linked filings.

Claim → filing

—

Compliance clock

Not assessable

This leak-site claim is one of 2 records about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (1) · sorted by filing gap

Evidence ladder

Leak-site claimThis record

Attacker assertion only. Establishes: claim date, group, alleged victim.

Press / market report

Unlocks: incident narrative, operational impact. Still no compliance clock.

State AG / regulator filing

Unlocks: discovery date, data types, affected count, compliance clock.

SEC 8-K / victim statement

Unlocks: materiality, stated response, full audit trail. Ceiling removed.

Source ceiling

  • actor name
  • victim claim
  • ransom/leak status
  • discovery date
  • materiality
  • notification
  • affected count
  • confirmed data types
  • compliance clock

The ✕ fields stay blank until a regulatory filing or victim disclosure lands.

About this groupFirst seen 2024-06-26

kairos

According to ransomware.live, Kairos is a data extortion group active since late 2024 that focuses solely on data theft with no encryption, primarily targeting small-to-mid-sized organizations in healthcare, manufacturing, and business services in the US, purchasing initial access from brokers and demanding Bitcoin payments.

108 tracked hereFull profile →