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high severity September 25, 2023 · 4 min read Unverified claim — what this is

Praxis Arndt und Langer Listed by 8base Ransomware Group

If you are a customer of Praxis Arndt und Langer, here’s what is being claimed, and what it would mean for you.

Our goal is to maintain your health or to achieve the best possible for your recovery. In this service we provide the diverse diagnostic and therapeutic possibilities of our practice and the competence of our employees.In trusting cooperation with you as a partner, we will find individual solutions. Our range of services covers the entire field of internal medicine, with the focus on general medical care.As a diabetes practice, we are a competent partner in Darmstadt,both in the solution of acute problems and in theLong-term care of your blood sugar disease. https://www.praxis-arndt-langer.de/

— from 8base’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.
Praxis Arndt und Langer Listed by 8base Ransomware Group

On September 25, 2023, German medical practice Praxis Arndt und Langer appeared on the leak site of the 8base ransomware group. The listing states that internal files were exfiltrated during a ransomware attack. The number of affected individuals remains unknown, and the precise contents of the stolen data have not been detailed in the disclosure.

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Reported Details from the Listing

The 8base leak site entry states that Praxis Arndt und Langer, a diabetes-focused internal-medicine practice based in Darmstadt, was targeted. It lists the incident under the group’s typical naming format and indicates that data was successfully exfiltrated. The practice’s own website describes services ranging from general internal medicine to long-term diabetes care, meaning patient records, diagnostic results, treatment plans, and administrative documents are the most likely material involved. The disclosure does not quantify records, specify file types, or reveal any ransom demand.

Why This Matters for You and Your Family

When a medical provider is breached, the information exposed often includes names, dates of birth, addresses, health-insurance details, diagnoses, and treatment histories. For patients of Praxis Arndt und Langer, this creates immediate privacy and financial risks. Health data can be used to file fraudulent insurance claims, obtain prescription drugs, or impersonate you during medical calls. If your family members—especially children or elderly relatives—have also been treated there, their records may be entangled in the same dataset. Even without exact record counts, the high severity rating reflects the sensitivity of clinical information and the likelihood that it will surface in criminal marketplaces.

Doxxing and Identity-Chain Implications

Medical breaches rarely stop at clinical files. Internal documents frequently contain spreadsheets linking patient names to email addresses, phone numbers, insurance IDs, and sometimes employer details. These fragments allow attackers to build identity chains that connect your healthcare history to social-media accounts, online shopping profiles, and family relationships. Once mapped, the chain can be exploited for spear-phishing, SIM-swapping, or targeted extortion. Credential leaks from such incidents also cascade into account takeovers on unrelated services where the same email and password were reused. Gaming accounts belonging to children are especially vulnerable because they often share household email addresses and can be hijacked to further expand the attacker’s footprint.

8base’s Publicly Known Track Record

Public reporting attributes 8base with emerging in early 2022 and rapidly becoming one of the most active ransomware-as-a-service operators. The group maintains a leak site that publishes victim data when ransom demands are not met. Notable prior targets include mid-sized companies across manufacturing, technology, and professional-services sectors. Their typical playbook involves initial access through compromised remote-desktop credentials or exploited vulnerabilities in public-facing applications, followed by exfiltration of sensitive files before encryption. Extortion is dual-layered: victims face both encryption of systems and the public release of stolen data. The group’s leak site currently lists dozens of organizations, indicating a high-volume, low-negotiations approach that prioritizes speed over prolonged dialogue.

What to do

  • Run a DoxxScan to map every link between your handles, emails, phone numbers, and real identity, then use the cleanup of Warden to remove what you can.
  • Rotate any password you used at Praxis Arndt und Langer or associated patient 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 coverage that extends to dependents and children’s gaming accounts that often chain back to the same address or email.
  • Let the remediation specialists handle takedown requests across data brokers and extortion sites for you while you focus on securing medical and financial accounts.

The breach of Praxis Arndt und Langer illustrates how quickly healthcare data can move from a clinic server to a public ransomware portal. Acting promptly 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, hands-on remediation by specialists, and full household coverage that includes children’s gaming accounts—capabilities designed precisely for incidents like this one.

What the free scan actually returns

Sample resultyou@email.comIllustrative — not a real person

Found on people-search siteswe remove these

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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 September 25, 2023
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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