Disclosure context

About Lynx

Lynx is a relatively new ransomware group that emerged in July 2024, operating with apparent financial motivations and demonstrating rapid scaling capabilities with 397 documented victims within their first few months of operation. The group's origin and specific affiliations remain unclear due to their recent emergence, though their targeting patterns suggest a sophisticated operation that may operate independently rather than as a traditional Ransomware-as-a-Service model. Based on their victim distribution, Lynx appears to employ broad-spectrum targeting methodologies focusing heavily on English-speaking countries, with the United States, United Kingdom, Canada, Germany, and Australia representing their primary geographic targets, while concentrating their attacks on manufacturing, business services, technology, and transportation/logistics sectors, though specific technical details regarding their initial access vectors, encryption methods, and data exfiltration practices have not yet been extensively documented by major security research organizations. Due to the group's recent emergence, there are no widely reported major campaigns or high-profile incidents that have gained significant public attention from law enforcement agencies or established threat intelligence firms. As of late 2024, Lynx appears to remain active with no reported law enforcement disruptions or operational changes. The group has been linked to 410 public disclosures across our corpus. First observed on a leak site on July 29, 2024; most recent post May 10, 2026. The operation is currently active.

Timeline of this disclosure

January 9, 2026Grupo Ruiz listed by Lynxon the group's public leak site

Sector and geography

This disclosure adds to ransomware activity in the Transportation/Logistics sector, which has 847 disclosures indexed across all operators we track. Geographically, Grupo Ruiz is reported in Spain, a country with 212 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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Grupo Ruiz

Claimed by Lynx · listed 4 months ago

Age

since listed · data leaked

Status timeline

Listed
Jan 9, 2026
Data leaked

At a glance

Group: Lynx
Status: Data leaked
Country: Spain
Sector: Transportation/Logistics
Listed on leak site: Jan 9, 2026

About the victim

AI dossier — public-source company profile

Grupo Ruiz is a Spanish transportation company with over a century of experience, specializing in sustainable and innovative mobility. The company operates urban, metropolitan, and interurban bus services, with 50% of its national fleet running on compressed natural gas and 28% fully electric, making it the largest private electric fleet operator in Spain. It also provides personnel transport in Morocco and has a dedicated AI-driven technology division.

Industry: Sustainable Public & Urban Transportation

Attack summary

Severity: high — Data has been confirmed as published by the threat actor, indicating successful exfiltration and public release of company data. A transportation company of this scale operating public services likely holds employee PII, operational contracts, and potentially user data, making the disclosure significant.

The Lynx ransomware group claims a data disclosure (status: data_published) against Grupo Ruiz, indicating that exfiltrated data has been published. No specific ransom amount or data volume was stated in the post.

high

Data the group says was taken

AI dossier — extracted from the leak post

Company operational data
Transportation fleet records
Business process information

What the group claims

Grupo Ruiz is a leading firm in sustainable and innovative mobility with over a century of experience in transforming transportation responsibly and efficiently. The company operates a significant proportion of its fleet using compressed natural gas and electricity, making it a pioneer in sustainable transport solutions in Spain. They also focus on technological innovation through AI to optimize processes and enhance user experience.

Sources

Victim sitewww.gruporuiz.com
Leak posthttp://lynxchatly4zludmhmi75jrwhycnoqvkxb4prohxmyzf4euf5gjxroad.onion/leaks/695a9c0d9c439c5f4554400c

Source

Indexed 4 months 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.