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Ransomware victim disclosure

All victims

GDEV Inc.

listed as GDEV · Claimed by Coinbasecartel · listed 7 months ago

7m
Age
since listed · data leaked

Status timeline

  1. ListedDec 12, 2025
  2. Data leakeddate unknown

At a glance

Status
Data leaked
Country
Germany
Listed on leak site
Dec 12, 2025

About the victim

AI dossier — public-source company profile

GDEV Inc. (NASDAQ: GDEV) is an international gaming holding company headquartered in Limassol, Cyprus, that branched out from Nexters studio. It nurtures multiple game development studios with popular IPs including Hero Wars, Pixel Gun 3D, and others, reporting $421 million in 2024 revenue and over 14 million monthly active users across mobile, web, and Steam platforms.

Industry
Gaming & Entertainment (Mobile/Web Games Publishing)
Address
Limassol, Cyprus

Attack summary

Severity: high — The group claims active data exfiltration ('Leaking' status) from a publicly traded company with significant revenue ($421M in 2024) and a large user base; exfiltration of business and potentially user data from a NASDAQ-listed gaming firm constitutes a high-severity incident, though no confirmed regulated PII at scale is explicitly described.

The coinbasecartel group claims to have exfiltrated data from GDEV and lists the company under 'Leaking' status, indicating data exfiltration is in progress or has been partially published; no specific data types or volume are described in the post for this victim specifically.

high

Data the group says was taken

AI dossier — extracted from the leak post
  • Company data (type unspecified)

What the group claims

GDEV (Nasdaq: GDEV) is a gaming and entertainment powerhouse, focused on growing and enhancing its portfolio of studios. With a diverse range of su...

The leak post

captured from the group's site
System Breach • Coinbasecartel We are looking for new partners/insiders. Send us a message to dicuss We are looking for new partners/insiders. Send us a message to dicuss CRITICAL ANNOUNCEMENTS × Contact Update We have changed our contact method. We now exclusively use qTox Messenger for all communications. SimpleX and Session have been discontinued. Our Tox ID: A7580331D4D16453CCE86D7ADFBCF0CEED0D0D1AEA8F4DBEEBCA9E3B46308F260DE9B41BD838 TO APTIM You may have noticed the sudden, heavy silence. The corporate VPNs are dead. We have been the silent architects of your network for the past three weeks. While your "elite" investigators from Mandiant sat in your logs, we sat directly beside them burning through over a hundred of your corporate identities like disposable tools. we have had your entire network and internal protocols. HOW LONG WILL YOU KEEP YOUR THOUSANDS OF FIELD WORKERS LOCKED OUT? We have successfully exfiltrated the most sensitive engineering data held by any firm in your sectors We hold the complete Navisworks 3D models, P&ID diagrams, and maintenance logic for your major energy plants. This includes the granular Honeywell DCS controller logic. We know…

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 coinbasecartel

CoinbaseCartel is a ransomware group that emerged in September 2025 with financially motivated operations targeting organizations across multiple sectors and geographic regions. The group has demonstrated significant activity in a short timeframe, compromising at least 102 known victims primarily across the United States, United Arab Emirates, Germany, Canada, and Brazil. Their targeting patterns show a preference for technology companies, financial services organizations, manufacturing entities, and consumer services businesses, suggesting an opportunistic approach focused on organizations likely to have both valuable data and the financial resources to pay ransoms. Given the group's recent emergence and limited public documentation from established threat intelligence sources, details regarding their specific attack methodologies, infrastructure, and organizational structure remain largely unconfirmed by major cybersecurity firms or law enforcement agencies. The group appears to maintain active operations as of late 2025, though comprehensive analysis of their tactics, techniques, and procedures awaits further investigation and reporting by established threat intelligence organizations. The group has been linked to 188 public disclosures across our corpus. First observed on a leak site on September 15, 2025; most recent post July 14, 2026. The operation is currently active.

Also tracked as: coinbase cartel.

Timeline of this disclosure

  • December 12, 2025GDEV listed by coinbasecartelon the group's public leak site

Sector and geography

This disclosure adds to ransomware activity in the Technology sector, which has 3,549 disclosures indexed across all operators we track. Geographically, GDEV is reported in Germany, a country with 926 ransomware disclosures in our corpus.

If your organisation is affected

A listing by coinbasecartel means GDEV 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, CERT-Bund (Germany), as required for your jurisdiction.
  • Monitor for the data appearing on coinbasecartel'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.