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high severity December 26, 2022 · 3 min read Unverified claim — what this is

ALVAC SA Listed by avoslocker Ransomware Group

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

Alvac Sa was listed on Avoslocker's leak site. Avoslocker claims to have stolen internal data. This is the group's claim, not a confirmed finding.

ALVAC SA Listed by avoslocker Ransomware Group

On December 26, 2022, Spanish construction and civil engineering firm ALVAC S.A. appeared on the leak site operated by the AvosLocker ransomware group. The listing states that internal files were exfiltrated from the company’s servers during a ransomware attack, and the threat actors publicly threatened to publish additional material, including video files, unless the victim negotiated a deal for decryption and data deletion.

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Details in the Leak-Site Listing

The primary disclosure on the AvosLocker leak site, archived via ransomware.live, states that ALVAC S.A. (website alvac.es) suffered a ransomware intrusion. It notes that the company’s system administrator attempted to conceal the incident. The actors posted a link to a confidential Vimeo video (https://vimeo.com/752214614) as proof of access and warned they were prepared to leak more files, publish video content, and re-attack the network. No specific volume of records or exact data types beyond “internal files” is detailed in the listing. The actors set an implicit deadline by urging the company to “agree with you to decrypt your networks and remove all ALVAC S.A. exfiltrated files from AvosLocker team servers.”

Why This Matters for You and Your Family

When a company that handles contracts, employee records, project bids, or personal data from clients is breached, the information can quickly reach identity thieves, competitors, or blackmailers. Even though the listing does not quantify affected records, any exfiltrated internal files may contain names, addresses, national identification numbers, financial details, or correspondence that belong to ordinary people — including you or members of your family who have worked with or for the company. Once stolen data leaves the victim’s control, it circulates in criminal markets for months or years, raising the long-term risk of fraud, phishing, or impersonation aimed at your household.

The Doxxing and Identity-Chain Risks

Ransomware leaks like this one often expose email addresses, usernames, and internal documents that link personal identities to corporate systems. These fragments become starting points for doxxing chains: attackers combine them with data from earlier breaches to map your online handles to your real name, home address, and family relationships. Credential leaks originating from such incidents frequently cascade into account takeovers, especially on gaming platforms where children reuse passwords or email addresses tied to a parent’s breached work account. The result can be full identity exposure that affects credit, employment, and even physical safety.

AvosLocker’s Known Track Record

Public reporting attributes the emergence of AvosLocker to mid-2021. The group has targeted organizations across multiple countries, encrypting networks and then extorting victims by threatening to publish stolen data on their leak site. Their typical playbook involves initial access through vulnerable remote desktop services or phishing, followed by exfiltration of internal files before deploying ransomware. They maintain pressure through public shaming, sample file releases, and occasional video proof-of-compromise posts. The ALVAC S.A. incident follows this pattern, with the added element of accusing the victim of trying to hide the breach.

What to do

  • Run a DoxxScan to map every link between your emails, phone numbers, usernames, and real-world identity so you can see exactly what this claimed breach connects to.
  • Rotate any password you used at ALVAC S.A. or related services 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 time your information surfaces you learn within hours instead of months.
  • Cover the household with DoxxScan family protection that extends to dependents and children’s gaming accounts, which often become targets when corporate credential leaks create doxxing chains.
  • Let remediation specialists handle takedown requests for any exposed personal documents or videos that appear on forums or broker sites.

The ALVAC S.A. listing is a reminder that ransomware incidents continue to expose ordinary families to prolonged identity risk even when the initial victim is a business. Acting quickly on credential hygiene and identity mapping can limit 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.

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 December 26, 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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