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high severity November 08, 2023 · 3 min read Unverified claim — what this is

esser-ps.de Listed by lockbit3 Ransomware Group

If you are a customer of esser-ps.de, here’s what is being claimed, and what it would mean for you.

Lernen Sie jetzt die branchenspezifischen Digitaldruck-Lösungen der ESSER Gruppe kennen. ... Vertriebsmeeting der ESSER Gruppe 2022: die PS auf die Straße bringen. Synergien in einer Familie ohne Nesthäkchen. Weiterlesen 25.10.2022 Erstellt von Marti...

— 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.
esser-ps.de Listed by lockbit3 Ransomware Group

On November 08, 2023, German printing company ESSER Gruppe (esser-ps.de) appeared on the LockBit 3.0 ransomware leak site, claiming that internal files had been exfiltrated during a ransomware attack. The listing does not disclose the number of people affected or the exact volume of data taken, but anyone whose personal or employment records passed through the company now faces heightened exposure.

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Details from the Leak Site

The primary disclosure on the LockBit 3.0 onion portal states that ESSER Gruppe suffered a ransomware intrusion and that attackers successfully exfiltrated internal files. No specific data types such as customer databases, employee payroll, or contracts are enumerated in the listing, and the exact count of records remains unknown. The posting follows the group’s standard format: an initial proof-of-compromise sample, a demand for payment, and a countdown clock. Public mirrors of the leak site, including ransomware.live, preserve the original entry dated November 08, 2023.

Why This Matters for You and Your Family

When a company that handles orders, invoices, shipping addresses, or employment documents is breached, the information can be used to build convincing spear-phishing campaigns or identity-theft attempts against ordinary customers and staff. Even if you never directly interacted with ESSER Gruppe, a family member’s work records, a recent print order, or a supplier invoice could contain names, addresses, phone numbers, and email accounts that link back to your household. Once those details surface on dark-web markets, they rarely disappear.

Doxxing and Identity-Chain Risks

Internal files from a printing firm often contain more than just order forms. They can include customer correspondence, proof-of-delivery scans, tax-identification numbers on business accounts, and employee directories. Attackers chain these fragments with data from previous breaches to map usernames to real identities, link gaming handles to home addresses, and escalate from simple credential theft to full doxxing. A single exposed email used for both work printing orders and a child’s Roblox or Minecraft account can become the pivot point for account takeovers across multiple platforms.

LockBit 3.0’s Known Track Record

Public reporting attributes the LockBit ransomware family’s first appearance to January 2020. The group rebranded as LockBit 3.0 in early 2023 after law-enforcement pressure on earlier versions. It has claimed responsibility for attacks on hundreds of organizations worldwide, including hospitals, manufacturers, and local governments. The typical playbook begins with initial access gained through compromised remote-desktop credentials or phishing, followed by rapid lateral movement, data exfiltration, and then dual extortion: threatening both data publication and system encryption unless ransom is paid. The group routinely posts victim data on its leak site when negotiations fail or deadlines pass.

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 ever used at esser-ps.de or related ESSER Gruppe services anywhere it has been reused, and switch on 2FA through an authenticator app rather than SMS.
  • Enable continuous DoxxScan monitoring across 13.1B+ breach records and 100+ platforms so the next exposure surfaces in hours instead of months.
  • Cover the entire household with DoxxScan family protection that extends to dependents and children’s gaming accounts, which frequently chain back to the same addresses and emails exposed in business breaches like this one.
  • Let remediation specialists handle takedown requests across data brokers and leak repositories on your behalf while you focus on securing accounts.

The ESSER Gruppe incident illustrates how ransomware operators continue to target mid-sized businesses that hold everyday personal data, turning routine commercial relationships into long-term privacy liabilities. Staying ahead requires more than reactive checks; it demands ongoing visibility and expert assistance. 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, with household coverage that explicitly includes children’s gaming accounts vulnerable to credential-stuffing attacks that follow leaks like this.

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.

Check your exposure
esser-ps.de is one listing. Your email is probably in others.
We can’t confirm any single incident against the sources we search, so we won’t pretend to. What we can show you is your own exposure — your email against 13.1B+ leaked records and the sites that publish your address. About 15 seconds. No account, no card.

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Report details & sourcing

Severity High the filing does not enumerate what was exposed
Disclosed November 08, 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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