DisclosureLens
GLOBALMalwareTelecom & MediaInformationRansomwareDarkleakmarketRansom DemandedActor NamedMedium

T-MOBILE USA, INC.

bd_90cfff6d38960293 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Filed

Apr 21, 2022

To disclose

Affected

Not disclosed

Linked

3 filings

Confidence

50%

Threat-actor claim — not a regulatory filing

This row is a claim by the ransomware group Darkleakmarket 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: TelecommunicationDiscovered: 2022-04-21

Source: Ransomware.live

Incident timeline — mostly unverified

? — ?

Breach window unknown

Apr 21, 2022

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 3 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (2) · sorted by filing gap

Filing propagation · 3 filings · 2 states

View merged incident ↗
New Hampshire State AGNov 29 · first
Leak Site+143d · this page

Pattern: first filing Nov 29 (NH), last Apr 21 — a 143-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

darkleakmarket

According to ransomware.live, DarkLeakMarket is a dark web data leak marketplace active since at least 2019 that sells stolen data sourced from ransomware groups and hacking forums, with 39 known victim organizations; it operates more as a data resale market than a traditional ransomware operator.

39 victims claimed globally39 tracked hereFull profile →