Disclosure context

About gunra

Gunra is an emerging ransomware group that was first observed in April 2025, operating with primarily financial motivations based on their targeting patterns across multiple high-value sectors. The group's origin and affiliations remain unclear due to limited public documentation from major security vendors, though their geographic targeting suggests possible international operations given their focus on victims across Brazil, South Korea, Japan, Canada, and Egypt. With approximately 20 known victims to date, Gunra appears to follow conventional ransomware attack methodologies typical of financially-motivated cybercriminal groups, though specific technical details regarding their initial access vectors, encryption methods, or use of double extortion tactics have not been publicly documented by major threat intelligence sources. The group demonstrates opportunistic targeting behavior, focusing primarily on manufacturing organizations while also compromising entities in healthcare, technology, and financial services sectors, suggesting they may operate opportunistically rather than with highly specialized sector expertise. Given the recent emergence of this group in April 2025 and limited public reporting from established threat intelligence organizations such as CISA, FBI, or major security vendors, Gunra's current operational status, technical capabilities, and long-term threat trajectory require continued monitoring as more intelligence becomes available. The group has been linked to 36 public disclosures across our corpus. First observed on a leak site on April 23, 2025; most recent post April 8, 2026. The operation is currently active.

Timeline of this disclosure

April 8, 2026Eric Davis Dental listed by gunraon the group's public leak site

Sector and geography

This disclosure adds to ransomware activity in the Healthcare sector, which has 1,779 disclosures indexed across all operators we track. Geographically, Eric Davis Dental is reported in AU, a country with 155 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

← All victims

Eric Davis Dental

Claimed by gunra · listed 1 month ago

42d

Age

since listed · data leaked

Status timeline

Listed
Apr 8, 2026
Data leaked

At a glance

Group: gunra
Status: Data leaked
Country: AU
Sector: Healthcare
Listed on leak site: Apr 8, 2026

About the victim

AI dossier — public-source company profile

Eric Davis Dental, operating as The Centre for Biological Dentistry, is a private dental practice with two locations in Queensland, Australia (Margate and Forest Glen). The practice is led by Dr Eric Davis and Dr Daniel Davis and specialises in biocompatible, mercury-free, and holistic dental care addressing whole-body health. Services include general dentistry, cosmetic dentistry, biological periodontal treatment, and facial orthotropics for children.

Industry: Biological & Holistic Dentistry
Address: Margate QLD, Australia; Forest Glen QLD, Australia
Employees: 1-10

Attack summary

Severity: high — The group has published data (data_published status) from a healthcare dental practice, which almost certainly includes regulated patient PII and medical/dental health records. Healthcare data exfiltration in Australia is subject to mandatory breach notification under the Privacy Act and Australian Privacy Principles, elevating severity. The AI-generated leak post description and lack of stated data size reduce confidence slightly but not the inherent sensitivity of dental health records.

The Gunra ransomware group claims to have compromised Eric Davis Dental and has published data (disclosed status: data_published). The leak post does not specify the volume of exfiltrated data or whether encryption was also performed, but the publication of data suggests exfiltration of patient and practice records.

high

Data the group says was taken

AI dossier — extracted from the leak post

Patient health records
Patient personal information
Dental treatment records
Staff information
Practice business records

Original description

AI-summarised, not from the leak post

Eric Davis Dental is a dental practice based in the United States. The company operates in the healthcare and dental services industry, providing a range of oral health services to patients. These typically include general dentistry, cosmetic dental procedures, and preventive care. As a private dental practice, it serves local communities and focuses on patient-centered care and dental wellness.

Sources

Victim siteericdavisdental.com
Leak posthttp://lgiil72vkmdtbc3qv4tyq6wedyjxqr2qd4ze7xl2cxgerdnymxj7soqd.onion/company/T-jk-flzZoFacIzIiC-l8

Source

Indexed 1 month 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.