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high severity March 17, 2024 · 3 min read Unverified claim — what this is

cdtmedicus.pl Listed by lockbit3 Ransomware Group

If you are a customer of cdtmedicus.pl, here’s what is being claimed, and what it would mean for you.

The Medicus Diagnostic and Therapy Center has 19 specialized clinics where patients can receive professional advice from doctors.specialists, and thereby take care of the health of yourself and your loved ones.

— from LockBit’s own leak-site posting. This is the group’s claim, quoted verbatim; it is not GalaxyWarden’s reporting and has not been independently verified.
cdtmedicus.pl Listed by lockbit3 Ransomware Group

On March 17, 2024, the Polish medical provider cdtmedicus.pl appeared on the LockBit 3.0 ransomware leak site. The listing states that internal files were exfiltrated during a ransomware attack on the Medicus Diagnostic and Therapy Center, which operates 19 specialized clinics across Poland. The disclosure does not quantify how many patient or employee records were affected, nor does it list the exact types of documents stolen.

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Details from the Leak Site

The LockBit 3.0 panel entry states that data was taken from cdtmedicus.pl and is now published for anyone to download. The primary disclosure indicates the breach resulted from a ransomware deployment, with the attackers claiming successful exfiltration of internal files. No patient count, employee count, or specific data inventory—such as medical histories, insurance details, or personal identification numbers—is provided in the listing. The post simply presents the organization’s name, a screenshot, and a downloadable archive.

March 17, 2024 marks the first public confirmation of the incident through the ransomware group’s official leak portal, hosted on the dark web and mirrored on ransomware.live.

Why This Matters for You and Your Family

If you or any member of your family has visited one of Medicus Diagnostic and Therapy Center’s 19 clinics, your personal health information may now sit in an openly downloadable archive. Medical records frequently contain full names, addresses, dates of birth, national identification numbers, insurance policy details, and clinical notes. Once such data leaves a secure environment, it can be combined with other leaks to build detailed profiles used for identity theft, insurance fraud, or targeted scams. Even when the leak site does not spell out every record type, the nature of internal files at a diagnostic center makes exposure of sensitive health and contact data a realistic outcome.

Doxxing and Identity-Chain Risks

Health data rarely travels alone. A single leaked email or phone number from this claimed breach can be chained to gaming accounts, social-media handles, and family addresses. Attackers routinely cross-reference medical leaks with credential dumps to take over patient portals, email accounts, or children’s online profiles. The result is a doxxing chain that can expose home addresses, family relationships, and even minors’ information. Credential leaks like this one frequently cascade into account takeovers precisely because the same password or recovery details appear across medical, email, and gaming services.

LockBit 3.0 Track Record

Public reporting attributes LockBit 3.0 as the latest iteration of one of the most active ransomware families, which first gained notoriety in 2019 and rebranded through several versions. The group has previously listed hospitals, manufacturers, and professional service firms, typically following a double-extortion playbook: encrypt systems, exfiltrate documents, then threaten to publish the data unless a ransom is paid. Their leak site functions as both a shaming platform and a marketplace for other criminals to browse and exploit stolen archives. While exact tactics used against cdtmedicus.pl remain undisclosed, LockBit’s established pattern involves initial access through compromised credentials or vulnerable remote services, followed by rapid data theft and public extortion.

What to do

  • Run a DoxxScan to map every link between your handles, emails, phone numbers, and real identity, with cleanup handled by specialists.
  • Rotate any password you used at cdtmedicus.pl or related clinic portals anywhere it has been reused, and switch to 2FA through an authenticator app rather than SMS.
  • Enable continuous DoxxScan monitoring across 13.1B+ breach records and 100+ platforms so the next exposure of your data is caught in hours, not months.
  • Cover the household with DoxxScan family protection that extends to dependents and children’s gaming accounts, which often chain back to the same addresses and recovery details leaked in incidents like this.
  • Let remediation specialists manage takedown requests for any personal documents already circulating on data-broker and extortion sites.

The appearance of cdtmedicus.pl on the LockBit 3.0 leak site is a concrete reminder that medical providers remain high-value targets and that your family’s health details can surface without warning. Acting quickly on credential hygiene and identity mapping limits how far attackers can travel down the chain. DoxxScan by GalaxyWarden delivers continuous monitoring across 13.1 billion+ breach records and more than 100 platforms, AI-powered identity-chain mapping, and hands-on remediation by specialists—including household coverage that protects both adult and children’s gaming accounts from cascading takeovers.

What the free scan actually returns

Sample resultyou@email.comIllustrative — not a real person

Found on people-search siteswe remove these

These listings are live, public, and legal to remove — and removing them is what we do.

value redacted in this sampleage, relatives, address historySpokeo
value redacted in this samplephone, household, property recordsBeenVerified
value redacted in this sample582 companies checked

Found in breach recordsverifiedreported — unverified

Each record is labeled: confirmed breach data, or an attacker’s claim no one has verified.

verifiedvalue redacted in this samplepassword + phone · 2024telecom breach
unverifiedvalue redacted in this sampleclaimed in ransomware listing · 2026leak-site claim

Leaked data cannot be deleted from the internet — anyone claiming otherwise is lying. Broker listings can be removed. We do the second, and show you exactly what to fix from the first.

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Report details & sourcing

Severity High the filing does not enumerate what was exposed
Disclosed March 17, 2024
Last reviewed August 8, 2026
Affected Unconfirmed
Unverified claim — what this report is
This page documents a public listing on a ransomware/extortion group’s leak site, tracked via public threat-intelligence sources. A listing is the attacker’s claim. GalaxyWarden aggregates and reports such claims; we have not independently verified that a breach occurred, what data (if any) was taken, or the accuracy of anything the group asserts, and the named organisation has not necessarily confirmed the incident. Sections above describe what the listing shows and the group’s documented history — not verified findings about the named organisation. If you represent this organisation and believe anything here is inaccurate, tell us and we’ll review it promptly.
Editorial & sourcing policy
GalaxyWarden is a breach-monitoring service and news aggregator. We do not exfiltrate, host, purchase, or redistribute stolen data. Breach information is compiled from publicly accessible sources and threat-intelligence platforms, and is reported as claims attributed to their source. We promptly correct or remove material shown to be inaccurate — see our content & takedown policy or write to support@galaxywarden.com.
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