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high severity November 15, 2022 · 3 min read Unverified claim — what this is

atlantisholidays Listed by medusalocker Ransomware Group

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

atlantisholidays was listed on the medusalocker ransomware leak site. The group claims to have stolen internal data.

— from Medusalocker’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.
atlantisholidays Listed by medusalocker Ransomware Group

On November 15, 2022, travel company Atlantis Holidays appeared on the leak site operated by the MedusaLocker ransomware group. The listing states that internal files were exfiltrated during a ransomware attack, although the exact number of records affected and the specific types of data taken remain undisclosed by the group.

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Details from the Leak-Site Listing

The primary disclosure on the MedusaLocker leak site indicates that Atlantis Holidays was compromised in a ransomware incident and that the attackers successfully stole internal data. No sample files are publicly shown in the listing, and the group does not quantify the volume of information taken or name the systems that were initially breached. The disclosure simply confirms exfiltration occurred and that the company has been listed as a victim. Public reporting on MedusaLocker’s operations shows this pattern is consistent with their approach of posting victims after an initial extortion window passes without payment.

Why This Matters for You and Your Family

When a travel agency’s internal files are stolen, the information often includes customer details such as names, addresses, phone numbers, email addresses, dates of travel, and payment records. Even though the exact contents are not detailed in the listing, any such data can be used to impersonate you, file fraudulent claims, or combine with other stolen records to build a more complete profile. For families who booked holidays through Atlantis Holidays, this claimed breach increases the chance that personal and financial information could surface in unexpected places months or years later.

Travel-related breaches frequently expose passport numbers or booking references that criminals can exploit for identity theft or account takeovers on airline and hotel portals.

The Doxxing and Identity-Chain Risks

Ransomware groups like MedusaLocker rarely stop at simple data theft. Once internal files leave the victim’s network, the information can be sold on underground forums or used to launch follow-on attacks. A single email address or phone number from the breach can link your gaming username, social-media handles, and family members’ accounts into a single identifiable chain. This is exactly how doxxing campaigns begin: one breach provides the seed data that connects everything else. Credential leaks of this kind often cascade into gaming account takeovers, especially for children whose usernames and reused passwords appear in the same datasets.

MedusaLocker’s Known Track Record

Public reporting attributes MedusaLocker’s first significant activity to mid-2021. The group has since targeted organizations across multiple sectors, including healthcare providers, manufacturers, and service companies. Their typical playbook involves gaining initial access through vulnerable remote desktop protocol connections or phishing, deploying ransomware to encrypt systems, and then exfiltrating sensitive files before demanding payment. If the victim does not pay, MedusaLocker publishes a sample or notification on their leak site to increase pressure. The group has repeatedly demonstrated willingness to release stolen data when deadlines pass, making every listed victim a potential source of identity exposure for ordinary customers like you.

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 that touches you or your family is caught in hours rather than months.
  • Rotate any password you used on the Atlantis Holidays website or booking portal anywhere it has been reused, and switch to 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, which often chain back to the same address or parent email.
  • Let remediation specialists manage takedown requests for any exposed personal records that appear on data-broker or underground sites.

The breach of Atlantis Holidays shows how quickly travel-company data can feed larger identity chains that affect everyday families. Staying ahead requires more than reactive checks. Start your DoxxScan trial and use its continuous monitoring, AI-powered identity-chain mapping, and hands-on remediation by specialists to protect yourself and your household—including children’s gaming accounts that are frequently targeted after credential leaks like this one.

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 November 15, 2022
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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