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Ransomware victim disclosure

All victims

OMNIBUS JAPAN INC.

listed as https://www.omnibusjp.com · Claimed by Lynx · listed 7 months ago

6m
Age
since listed · data leaked

Status timeline

  1. ListedDec 23, 2025
  2. Data leakeddate unknown

At a glance

Group
Lynx
Status
Data leaked
Country
Japan
Listed on leak site
Dec 23, 2025

About the victim

AI dossier — public-source company profile

OMNIBUS JAPAN INC. is a Japanese creative company specialising in video production, leveraging technology and innovation to enhance the emotional impact of visual content. The company offers services across video production, creators, and related fields, catering to a diverse range of clients in the video industry. It operates primarily in Japan.

Industry
Video Production & Post-Production Technology

Attack summary

Severity: medium — Data has been published by the group, indicating confirmed exfiltration, but no specific data size, regulated/sensitive data categories (e.g. PII at scale, medical, financial), or operational disruption to critical infrastructure has been evidenced. The company operates in video production, a non-critical sector.

The Lynx ransomware group claims to have attacked OMNIBUS JAPAN INC. and has published data (disclosed status: data_published), though no specific ransom amount or data size has been stated in the post.

medium

Data the group says was taken

AI dossier — extracted from the leak post
  • Internal business data
  • Client records
  • Video production project files

What the group claims

OMNIBUS JAPAN INC. is a creative group that aims to extract the thoughts of many people involved in video production and create new value in video through technology and innovation. They focus on enhancing the emotional impact of visual content. Their services cater to a diverse range of clients in the video industry. The company is dedicated to pushing the boundaries of video technology.

Sources

Source

Indexed 7 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.

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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 414 public disclosures across our corpus. First observed on a leak site on July 29, 2024; most recent post June 18, 2026. The operation is currently active.

Timeline of this disclosure

  • December 23, 2025https://www.omnibusjp.com 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 1,081 disclosures indexed across all operators we track. Geographically, https://www.omnibusjp.com is reported in Japan, a country with 220 ransomware disclosures in our corpus.

If your organisation is affected

A listing by Lynx means https://www.omnibusjp.com appeared on a ransomware extortion site and data attributed to it has been published. If this is your organisation, or a supplier you depend on, the priority is to confirm the intrusion and contain it before the window to act closes.

  • Engage your incident-response team and preserve forensic evidence before remediating — do not wipe affected systems first.
  • Force a password reset and revoke active sessions for exposed accounts; rotate any credentials, API keys or certificates that may have been in the stolen data.
  • Assess regulatory notification duties (GDPR, NIS2, sector regulators) — many carry a 72-hour reporting clock from awareness.
  • Report the incident to your national CERT, JPCERT/CC (Japan), as required for your jurisdiction.
  • Monitor for the data appearing on Lynx's leak site and across paste and breach channels, and brief downstream partners who may be exposed through you.

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.