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Ransomware victim disclosure

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HanseMerkur International

listed as www.hansemerkurintl.com · Claimed by Dragonforce · listed 5 months ago

4m
Age
since listed · data leaked

Status timeline

  1. ListedJan 24, 2026
  2. Data leakeddate unknown

At a glance

Status
Data leaked
Country
Germany
Listed on leak site
Jan 24, 2026

About the victim

AI dossier — public-source company profile

HanseMerkur International is the international arm of HanseMerkur, Germany's second oldest insurance company, founded in Hamburg in 1875. Operating under the domain hansemerkurintl.com, it provides customisable international health insurance products to individuals, families, and groups across the UAE, Dubai, Abu Dhabi, and the broader Middle East. The parent group is a mutual insurer headquartered in Hamburg, Germany, recognised as one of Europe's most respected independent insurers.

Industry
International Health & Medical Insurance
Founded
1875

Attack summary

Severity: critical — The victim is an international health and medical insurance provider. A confirmed data publication by a ransomware group against an insurer handling policyholder PII, health, and financial data constitutes exfiltration of regulated sensitive data (medical/financial/PII) at scale, meeting the critical threshold.

Dragonforce claims to have exfiltrated data from HanseMerkur International and has published the data ('data_published' status). No specific ransom amount or data volume has been stated in the post.

critical

What the group claims

HanseMerkur, founded in 1875 and headquartered in Germany, is an insurance company specializing in health insurance and other insurance products. The company offers customized insurance solutions with a focus on quality service and competitive pricing.

The leak post

captured from the group's site
```
{"data":{"count":483,"publications":[{"uuid":"b008b8b7-0e47-416f-adcd-2313d8136de4","created_at":"2026-05-08T20:56:13.122134Z","name":"CF Evans Construction","website":"www.cfevans.com","address":"125 Regional Pkwy Ste 200, Orangeburg, South Carolina, 29118, United States","description":"A recognized leader in the multi-family housing construction industry, CF Evans Construction provides a product for developers. The company has thrived amid six decades.\nThe data of this company includes:\n    Corporate correspondence of senior executives\n    Financial documents\n    HR documents\n    Accounting documents\n    Certificates, contracts, passwords, databases, and much more.","weight":4775795351552,"is_timer_publication_stopped":false,"timer_publication":"2026-05-22T07:48:00Z","try_again":false,"tags":[],"logo_uuid":"f4e582dd-6562-4590-bac8-2b9e5c564853","is_transfering":false},{"uuid":"3827192f-9bb3-490c-9c1c-d28b382510cd","created_at":"2026-05-08T17:53:24.736605Z","name":"CMC Expertise Comptable","website":"cmcexpertise.fr","address":"32 Rue De La Clairière, Fort-de-France,","description":"CMC Expertise Comptable is a certified accounting firm located in Martinique, dedicated t…

Sources

Source

Indexed 5 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 Dragonforce

Dragonforce is a relatively new ransomware group that emerged in December 2023, operating with apparent financial motivations based on their targeting patterns and victim selection. The group's origin and potential affiliations remain unclear due to limited public documentation from established threat intelligence sources, though their rapid accumulation of 439 documented victims suggests either sophisticated capabilities or possible connections to existing ransomware infrastructure. Based on their targeting patterns across diverse sectors including manufacturing, business services, technology, and construction, Dragonforce appears to employ opportunistic attack methodologies, though specific initial access vectors, encryption methods, and extortion tactics have not been publicly detailed by major security firms or law enforcement agencies. The group has demonstrated a preference for targeting organizations primarily in English-speaking countries and Western Europe, with the United States, United Kingdom, Germany, Australia, and Italy representing their most frequent victim locations, suggesting possible language capabilities or geographic operational preferences. As of current reporting, Dragonforce appears to remain active given their recent emergence and ongoing victim acquisition, though the lack of detailed public analysis from major threat intelligence organizations indicates either operational security measures that have limited researcher visibility or that the group has not yet conducted sufficiently high-profile attacks to warrant extensive public documentation by CISA, FBI, or established security research firms. The group has been linked to 596 public disclosures across our corpus. First observed on a leak site on December 13, 2023; most recent post June 12, 2026. The operation is currently active.

Timeline of this disclosure

  • January 24, 2026www.hansemerkurintl.com listed by Dragonforceon the group's public leak site

Sector and geography

This disclosure adds to ransomware activity in the Financial Services sector, which has 516 disclosures indexed across all operators we track. Geographically, www.hansemerkurintl.com is reported in Germany, a country with 695 ransomware disclosures in our corpus.

If your organisation is affected

A listing by Dragonforce means www.hansemerkurintl.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.
  • Monitor for the data appearing on Dragonforce'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.

www.hansemerkurintl.com data breach — Dragonforce ransomware leak (2026) · Darkfield