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high severity April 03, 2025 · 4 min read Unverified claim — what this is

www.sanmarti.es Listed by kraken Ransomware Group

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

Transportes Sanmarti SA http://[redacted].onion/...

— from Kraken’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.
www.sanmarti.es Listed by kraken Ransomware Group

On April 3, 2025, Spanish transport company Transportes Sanmarti SA appeared on the leak site of the Kraken ransomware group, with attackers claiming to have exfiltrated internal files after breaching the company’s systems.

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What's Publicly Reported from Reporting

Public reporting indicates that the incident involves the compromise of Transportes Sanmarti SA, a logistics and transport firm based in Spain operating under the domain sanmarti.es. The Kraken ransomware group added the company to its public leak site on April 3, 2025, stating that internal files had been exfiltrated. No specific victim count has been disclosed, and the precise volume or nature of the stolen data remains unclear beyond the description of “internal files.” The group typically uses its .onion portal to publish samples or announcements once negotiations fail.

Available reporting describes the breach as a standard ransomware deployment in which initial access led to data exfiltration before encryption or public shaming. No independent verification of the stolen material has been published by third parties at the time of writing.

Why This Matters for You and Your Family

When a company like a transport provider is breached, the exposed internal files can contain names, addresses, phone numbers, national identification numbers, contract details, or employee records. If you or any member of your family has used their services, booked a move, or been listed as a contact, your information could be among the records now in attackers’ hands. Credential leaks from such incidents frequently cascade into personal account takeovers elsewhere because people reuse the same email-and-password combinations across services.

Children’s accounts are especially vulnerable. Gaming platforms, school portals, and family-shared email addresses often link back to the same household details found in transport or logistics records. Once attackers connect those dots, they can target your family with phishing, identity theft, or extortion attempts that feel deeply personal.

The Doxxing and Identity-Chain Implications

Ransomware groups rarely stop at one dataset. They map relationships between leaked emails, phone numbers, usernames, and real-world identities to build detailed profiles. A single transport-company record can link your home address to a child’s gaming handle, a parent’s work email, and shared family passwords. This creates an identity chain that turns one breach into repeated targeting across multiple platforms.

Public reporting shows these chains accelerate doxxing. Attackers sell or publish enough information to allow others to harass families directly, open accounts in their names, or impersonate them in scams. The longer the chain remains unmapped, the harder it becomes for you to stop the spread.

Kraken Ransomware Group Track Record

Public reporting attributes the Kraken ransomware group with emerging in late 2023. The group has claimed responsibility for attacks on dozens of organizations worldwide, including manufacturing, logistics, and professional-services firms. Notable prior victims listed on their leak site include mid-sized European companies whose internal documents were published after failed ransom negotiations.

Their typical playbook begins with phishing or exploitation of remote-access tools for initial access, followed by lateral movement, data exfiltration, and deployment of ransomware. If payment is not received by their deadline, they publish samples on their .onion site and threaten full data release. Extortion pressure combines both encryption and public leak threats, a double-extortion style now common among ransomware operators.

What to do

  • Run a DoxxScan to map every link between your emails, phone numbers, usernames, and real identity so you can see exactly what this claimed breach exposes about your household.
  • Rotate any password you used on sanmarti.es or related transport sites anywhere it is reused, and immediately enable two-factor authentication through an authenticator app rather than SMS.
  • Enable continuous DoxxScan monitoring across 13.1B+ breach records and 100+ platforms so the next time your information appears it is caught and addressed within hours instead of months.
  • Cover the entire household with DoxxScan family protection that extends to dependents and children’s gaming accounts which often chain back to the same leaked addresses and contacts.
  • Let remediation specialists handle takedown requests across data brokers and leak sites for you while you focus on securing your own accounts.

The reality is that breaches like the Transportes Sanmarti incident will continue, but you can limit the damage by acting quickly on the information that surfaces and maintaining constant visibility into where your family’s data travels. DoxxScan by GalaxyWarden delivers that continuous monitoring across 13.1 billion+ breach records and more than 100 platforms, AI-powered identity-chain mapping that connects handles to real identities, and hands-on remediation by specialists who manage takedowns so you do not have to. Its household coverage also protects gaming accounts belonging to you or your children that frequently become the next link in doxxing chains. Start your DoxxScan trial today and close the gaps before the next leak appears.

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
Disclosed April 03, 2025
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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