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GLOBALMalwareGovernmentGovernmentRansomwareQuantumRansom DemandedActor NamedMedium

Chattanooga Chamber of Commerce

bd_593e7a345d0c1436 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Filed

Dec 31, 2021

To disclose

Affected

Not disclosed

Linked

2 filings

Confidence

50%
Full breach record for Chattanooga Chamber of Commerce

Threat-actor claim — not a regulatory filing

This row is a claim by the ransomware group Quantum 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: Public SectorDiscovered: 2021-12-31

Source: Ransomware.live

Incident timeline — mostly unverified

? — ?

Breach window unknown

Dec 31, 2021

Claim posted

Corroborated · see linked filings

Compliance clocks stay unassessable until a regulatory filing lands. Dashed segments fill in automatically when corroboration arrives.

Claim → filing

Compliance clock

Not assessable

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

Filing propagation · 2 filings

View merged incident ↗
Leak SiteDec 31 · first · this page

Pattern: first filing Dec 31, last Jan 21 (MA) — a 21-day rolling notification. Rolling spreads often mean counsel is filing as thresholds trip per state. Why this link?

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 2021-09-09

quantum

According to ransomware.live, Quantum ransomware, active from mid-2021 through 2022, was a rebrand of the MountLocker/AstroLocker/XingLocker lineage that operated as RaaS, known for extremely fast attack timelines (under four hours from initial access to encryption) and ransom demands ranging from $150,000 to multi-million dollars.

68 victims claimed globally68 tracked hereFull profile →