Disclosure context

About kraken

The Kraken ransomware group is a recently emerged threat actor that was first observed in February 2025, operating with apparent financial motivations and targeting organizations primarily across North America and Europe. Given the group's recent emergence and limited public documentation from major cybersecurity firms and law enforcement agencies, details about their country of origin, affiliations, and operational model remain largely unknown to security researchers. Based on their targeting pattern affecting at least 25 known victims across technology, business services, telecommunications, and manufacturing sectors, the group appears to employ conventional ransomware tactics, though specific details about their initial access vectors, encryption methods, or use of data exfiltration have not been publicly documented by CISA, FBI, or established security research organizations. The group's focus on developed Western markets, particularly the United States, Canada, Spain, Germany, and the United Kingdom, suggests a strategic approach to victim selection, though no major high-profile attacks or significant ransoms have been publicly reported by law enforcement or major incident response firms. As of current reporting, Kraken appears to remain active, though comprehensive threat intelligence on their operations remains limited due to their recent emergence and the absence of detailed public analysis from major cybersecurity organizations. The group has been linked to 25 public disclosures across our corpus. First observed on a leak site on February 9, 2025; most recent post November 13, 2025. The operation is currently inactive.

Timeline of this disclosure

October 16, 2025www.ronvil.com listed by krakenon the group's public leak site

Sector and geography

This disclosure adds to ransomware activity in the Not Found sector, which has 4,859 disclosures indexed across all operators we track. Geographically, www.ronvil.com is reported in United States, a country with 7,392 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

Ronemus & Vilensky LLP

listed as www.ronvil.com · Claimed by kraken · listed 7 months ago

Age

since listed · data leaked

Status timeline

Listed
Oct 16, 2025
Data leaked

At a glance

Group: kraken
Status: Data leaked
Country: United States
Sector: Not Found
Listed on leak site: Oct 16, 2025

About the victim

AI dossier — public-source company profile

Ronemus & Vilensky LLP is a New York City-based plaintiff's law firm with over 40 years of experience specializing in personal injury, civil rights, medical malpractice, construction accidents, and related practice areas. The firm represents clients in cases involving police brutality, wrongful arrest, traumatic brain injury, sexual harassment, and environmental accidents, among others. It has been recognized in Super Lawyers Metro New York listings from 2007 through 2025.

Industry: Personal Injury & Civil Rights Law
Address: New York, NY, United States

Attack summary

Severity: critical — The victim is a plaintiff's law firm holding highly sensitive client PII, medical records, and privileged legal communications related to personal injury, medical malpractice, and civil rights cases. Data has been confirmed published, meaning regulated and sensitive data — including medical and personal information of potentially vulnerable individuals — is at risk of exposure at scale.

The Kraken ransomware group claims to have attacked Ronemus & Vilensky LLP and has published data ('data_published' status), indicating confirmed exfiltration of firm data. The specific data types have not been fully enumerated in the truncated post, but the victim is a law firm handling highly sensitive client legal matters.

critical

Data the group says was taken

AI dossier — extracted from the leak post

Client legal case files
Personal injury case records
Medical malpractice documentation
Civil rights case materials
Client personally identifiable information (PII)
Attorney-client communications

What the group claims

Ronemus & Vilensky LLP is a New York-based law firm specializing in personal injury, civil rights, medical malpractice, and acci...

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.