DisclosureLens
GLOBALMalwareProfessional ServicesProfessional ServicesRansomwareUndergroundRansom DemandedActor NamedMedium

Skender Construction, LLC

bd_83401d883e3d6d14 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Filed

Mar 21, 2024

To disclose

Affected

Not disclosed

Linked

4 filings

Confidence

50%
Full breach record for Skender Construction, LLC

Threat-actor claim — not a regulatory filing

This row is a claim by the ransomware group Underground 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: Business ServicesDiscovered: 2024-05-01

Source: Ransomware.live

Post text · scraped from the leak site

Revenue:$318.3 Million - Country :USA

Incident timeline — mostly unverified

? — ?

Breach window unknown

Mar 21, 2024

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 4 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (3) · sorted by filing gap

Filing propagation · 4 filings · 3 states

View merged incident ↗
Leak SiteMar 21 · first · this page

Pattern: first filing Mar 21, last Apr 5 (IN) — a 15-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 2023-05-30

underground

According to ransomware.live, Underground ransomware is deployed by the Russia-based RomCom group (Storm-0978) and has victimized companies across multiple industries since July 2023 by exploiting CVE-2023-36884, encrypting files without changing extensions and deleting Volume Shadow Copies and Windows event logs in double-extortion campaigns.

26 victims claimed globally26 tracked hereFull profile →