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Tridentlocker

| Active

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.

Victims
16
 
First Discovered
2025-11-29
victim
Last Discovered
2026-04-27
victim
Inactive Since
22
days
Avg Delay
19.2
days
Infostealer
26.7%
victims with domain
Countries
7
hit
View Victims on World Map View Group Statistics
Attack Velocity — Last 12 months

Known Locations (2)
Favicon Title Type Available Last Visit Server Info FQDN
favicon TridentLocker Yes 2026-05-19T16:36:25 Kestrel tridentfrdy6jydwywfx4vx422vnto7pktao2gyx2qdcwjanogq454ad.onion
favicon TridentLocker Yes 2026-05-19T16:35:44 Kestrel tridentfrdy6jydwywfx4vx422vnto7pktao2gyx2qdcwjanogq454ad.onion/articles

Target
Top 5 Activity Sectors
  • Technology 2
  • Business Services 2
  • Energy 2
  • Telecommunication 2
  • Manufacturing 2
Top 5 Countries
  • US flag United States 7
  • GB flag United Kingdom 3
  • CA flag Canada 2
  • JP flag Japan 1
  • BE flag Belgium 1

Heatmap

YARA Rules (1)

Victims (16)
Logo
Discovered: 2026-04-27 (22d ago)  ·  Attack est.: 2026-04-26
[AI generated] RT Software is a UK-based company specializing in real-time graphics and virtual stud…
Logo
Discovered: 2026-03-05 (2mo ago)
[AI generated] Jameson Pepple Cantu PLLC is a boutique law firm located in Houston, Texas. This firm…
Logo
Discovered: 2026-02-06 (3mo ago)
[AI generated] N/A…
Logo
Discovered: 2026-01-12 (4mo ago)
[AI generated] The Eco Green Group focuses on providing environmentally friendly solutions for waste…
Logo
Discovered: 2025-12-30 (4mo ago)
[AI generated] Sedgwick Government Solutions is part of Sedgwick, a leading global company specializ…
Logo
Discovered: 2025-12-19 (5mo ago)
[AI generated] Allen Printing is a Nashville-based company that offers commercial printing and direc…
Logo
Discovered: 2025-12-02 (5mo ago)  ·  Attack est.: 2025-11-12
[AI generated] N/A…
Logo
Discovered: 2025-12-01 (5mo ago)  ·  Attack est.: 2025-11-06
[AI generated] bpost is a Belgian company that handles the sorting, collection, transportation and d…
Logo
Discovered: 2025-11-29 (5mo ago)  ·  Attack est.: 2025-11-20
[AI generated] GuestTek is a global company that specializes in delivering and managing communicatio…
Logo
Discovered: 2025-11-29 (5mo ago)  ·  Attack est.: 2025-11-20
[AI generated] Advantage 360 is a software company that provides integrated customer relationship ma…
Logo
Discovered: 2025-11-29 (5mo ago)  ·  Attack est.: 2025-11-18
[AI generated] N/A…
Logo
Discovered: 2025-11-29 (5mo ago)  ·  Attack est.: 2025-11-10
[AI generated] LMG Holdings, Inc. is a leading provider of ignition interlock devices. Based in Rale…
Logo
Discovered: 2025-11-29 (5mo ago)  ·  Attack est.: 2025-10-21
[AI generated] EnQuest is a leading independent oil and gas production and development company with …
Logo
Discovered: 2025-11-29 (5mo ago)  ·  Attack est.: 2025-10-29
[AI generated] Calmec Precision Limited is a Canada-based company. It specializes in designing and m…
Logo
Discovered: 2025-11-29 (5mo ago)  ·  Attack est.: 2025-11-06
[AI generated] N/A…
Logo
Discovered: 2025-11-29 (5mo ago)  ·  Attack est.: 2025-11-05
[AI generated] N/A…