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All ransomware groups

tridentlocker

17 tracked victims
·first seen 2025-10-21·last activity 2026-09-04

Activity analysis

HackerFeeds has tracked 17 victims claimed by tridentlocker since October 2025, most recently in September 2026 — ranking #182 of 332 groups (0.1% of all tracked ransomware victims). It posted 1 victims in the last 90 days, with no victims in the 90 days before that. Its most-targeted sector is Telecommunication (2 victims), followed by Technology (2). The United States accounts for 7 victims (44% of those with a known location); 1 victims did not disclose a location.

Victims per year

  • 202512
  • 20265

Top sectors

  • Telecommunication2
  • Technology2
  • Manufacturing2
  • Energy2
  • Business Services2
  • Public Sector1

Computed from victims claimed on the group's leak site as collected by HackerFeeds; claims are not independently verified. Monthly reports · Methodology

Group profile

TridentLocker is a newly emerged ransomware group (surfaced mid-2025) targeting organizations managing high volumes of regulated or third-party data — including government services, telecom, and engineering firms — across the US, Canada, UK, and Asia using double-extortion tactics.

Recent victims

No victims tracked yet.