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high severity May 18, 2023 · 3 min read Unverified claim — what this is

antea.es Listed by lockbit3 Ransomware Group

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

From190025 years leading the digital transformation of companies from Spain, based on optimization and cybersecurity .Offices in Spain (1997), Mexico (2009) and projection of new openings in Latam .

— 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.
antea.es Listed by lockbit3 Ransomware Group

On May 18, 2023, Spanish IT services firm Antea appeared on the LockBit 3.0 ransomware leak site, claiming that the company had been hit by a ransomware attack in which internal files were exfiltrated.

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Reported Details from the Listing

The LockBit 3.0 leak page states that Antea suffered a ransomware incident and that attackers successfully exfiltrated internal files. The listing does not disclose the total number of records affected, the specific types of documents taken, or the ransom amount demanded. It simply lists Antea as a victim and provides a partial sample of the stolen data to support the claim. The company, which has offered digital transformation, optimization, and cybersecurity services since 1997 from offices in Spain and Mexico, matches the profile of organizations typically targeted in these operations.

Why This Matters for You and Your Family

When a company like Antea is breached, the information stolen often includes contracts, employee records, client data, or internal emails that can expose ordinary people. If you or any member of your family has worked with Antea, received services from them, or had your information stored in their systems, your personal details may now sit in a ransomware gang’s archive. Internal files exfiltrated in these attacks frequently contain names, addresses, national identification numbers, contact details, and financial information that criminals can weaponize long after the initial breach.

The Doxxing and Identity-Chain Risks

Stolen internal files rarely stay isolated. Attackers or subsequent buyers comb through them for email addresses, usernames, phone numbers, and project references that link to personal accounts. These fragments become the starting point for doxxing chains that can reveal home addresses, family relationships, and even children’s online profiles. Credential leaks of this nature frequently cascade into gaming account takeovers, where a child’s username and reused password from a parent’s work-related file grant entry to Discord, Steam, or Roblox accounts. Once inside those environments, attackers can harvest further personal data or demand payment to stop harassment.

LockBit 3.0’s Known Track Record

Public reporting attributes LockBit’s emergence to 2019, with the group rebranding as LockBit 3.0 in 2022 after releasing updated tooling. The operation has hit hundreds of organizations across sectors including healthcare, manufacturing, legal services, and technology. Its standard playbook involves initial access through phishing, remote desktop protocol brute-force, or exploited vulnerabilities, followed by rapid lateral movement, data exfiltration, and dual extortion: threatening both data publication and encryption of victim systems. The group routinely sets short payment deadlines and leaks small samples to pressure targets. While LockBit claims to avoid certain countries, its leak site has consistently listed European and Latin American firms, matching Antea’s footprint in Spain and Mexico.

What to do

  • Run a DoxxScan to map every link between your handles, emails, phone numbers, and real identity, with cleanup handled by the service.
  • Enable continuous DoxxScan monitoring across 13.1B+ breach records and 100+ platforms so the next exposure surfaces in hours rather than months.
  • Rotate any password you used at Antea or any related service, replace it with a unique passphrase everywhere it appears, and enable 2FA through an authenticator app instead of SMS.
  • Cover the entire household with DoxxScan family protection that extends to dependents and children’s gaming accounts often chained to the same leaked contact details.
  • Let remediation specialists manage takedown requests for any exposed personal information found on data broker sites or underground forums.

The Antea breach is a reminder that even established cybersecurity providers can fall victim to determined ransomware operators, leaving their clients and employees exposed for years. Start your DoxxScan trial today and use its continuous monitoring, AI-powered identity-chain mapping, hands-on remediation by specialists, and full household coverage—including children’s gaming accounts—to stay ahead of the next leak. GalaxyWarden’s DoxxScan gives ordinary families the same early-warning advantage once reserved for large organizations.

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 May 18, 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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