Disclosure context

About tridentlocker

TridentLocker is a recently emerged ransomware group that was first observed in November 2025, appearing to be financially motivated based on their targeting patterns across multiple high-value sectors. The group's origin and affiliations remain unclear given their recent emergence, with no publicly documented connections to other ransomware operations or confirmed country of origin, though their global targeting suggests they may operate independently rather than as part of an established RaaS model. Limited public documentation exists regarding their specific attack methodology, tools, or encryption methods, though their targeting of technology, public sector, energy, and telecommunication organizations suggests they likely employ sophisticated initial access techniques and may utilize double extortion tactics given the sensitive nature of data in these sectors. With only 15 documented victims across the United States, Canada, Japan, Iraq, and Great Britain, the group has not yet conducted any widely publicized major campaigns or attracted significant law enforcement attention. TridentLocker appears to remain active as of their recent emergence, though comprehensive threat intelligence remains limited due to their brief operational history. The group has been linked to 16 public disclosures across our corpus. First observed on a leak site on November 29, 2025; most recent post April 27, 2026. The operation is currently active.

Timeline of this disclosure

April 27, 2026RT Software listed by tridentlockeron the group's public leak site

Sector and geography

This disclosure adds to ransomware activity in the Technology sector, which has 2,524 disclosures indexed across all operators we track. Geographically, RT Software is reported in United Kingdom, a country with 902 ransomware disclosures in our corpus.

How we know this. Darkfield monitors public ransomware leak sites continuously, archiving every new disclosure and the data later released against the victim. Each entry on this page is sourced from the operator's own publication and cross-checked against complementary OSINT feeds (RansomLook, ransomware.live, RansomWatch). We do not collect or host stolen data — only the metadata, timestamps and screenshots needed to make the public disclosure searchable and accountable. Records here are corrected when the original post is edited, retracted, or merged with another disclosure.

Ransomware victim disclosure

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RT Software

Claimed by tridentlocker · listed 24 days ago

23d

Age

since listed · data leaked

Status timeline

Listed
Apr 27, 2026
Data leaked

At a glance

Group: tridentlocker
Status: Data leaked
Country: United Kingdom
Sector: Technology
Listed on leak site: Apr 27, 2026

About the victim

AI dossier — public-source company profile

RT Software is a UK-based company specialising in real-time graphics and virtual studio technology for the broadcast television industry. It develops software solutions including tOG (The Output Generator), used for live on-air graphics, augmented reality, and virtual set production. Its clients reportedly include major broadcasters and sports networks worldwide.

Industry: Broadcast Graphics & Virtual Studio Technology

Attack summary

Severity: medium — Data is stated as published, indicating confirmed exfiltration rather than a mere listing; however, no details on data volume, sensitivity, or regulated data categories are provided, and no proof file count or data inventory is given, preventing a higher severity classification.

The tridentlocker group has listed RT Software with a disclosed status of 'data_published', indicating data has been exfiltrated and published. No specific details on encryption, data volume, or categories of stolen data are provided in the post.

medium

Original description

AI-summarised, not from the leak post

RT Software is a UK-based company specializing in real-time graphics and virtual studio technology for the broadcast television industry. Founded in the 1990s, it develops software solutions including tOG (The Output Generator), used for live on-air graphics, augmented reality, and virtual set production. Its clients include major broadcasters and sports networks worldwide. The company operates primarily in the media and entertainment technology sector.

The leak post

captured from the group's site

TridentLocker TridentLocker asiawba Leak date 9.11.2025 Total leak size: 2.7 GB typecaseinc Leak date 15.11.2025 Total leak size: 184.55 GB Calmec Leak date 15.11.2025 Total leak size: 73.91 GB EnQuest Leak date 16.11.2025 Total leak size: 177.44 GB LMG Holdings Leak date 18.11.2025 Total leak size: 27.28 GB iqs Leak date 18.11.2025 Total leak size: 312.77 GB Advantage 360 Leak date 20.11.2025 Total leak size: 73.54 GB GuestTek Leak date 20.11.2025 Total leak size: 126.98 GB bpost Leak date 01.12.2025 Total leak size: 30.46 GB noment Leak date 02.12.2025 Total leak size: 30.9 GB allenprinting Leak date 19.12.2025 Total leak size: 88.28 GB Sedgwick Government Solutions Leak date 30.12.2025 Total leak size: 3.39 GB Eco Green Group Leak date 12.01.2026 Total leak size: 122.5 GB TMPartner Leak date 06.02.2026 Total leak size: 2.8 GB Jameson Pepple Cantu PLLC Leak date 05.03.2026 Total leak size: 178.05 GB RT Software Leak date 26.04.2026 Total leak size: 402.14 GB &times; Edit Article Target: Date: Size: File Count: Archives: Save Changes

Sources

Leak posthttp://tridentfrdy6jydwywfx4vx422vnto7pktao2gyx2qdcwjanogq454ad.onion/article/2aa40bd7-8408-431d-859f-529cc367e255

Source

Indexed 24 days ago

This page surfaces a public ransomware disclosure indexed by Darkfield. Original posts come from the operator's own leak site; we cross-check against ransomware.live, RansomLook and RansomWatch where applicable. Share this URL freely.