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high severity May 13, 2023 · 4 min read Unverified claim — what this is

Group DIS leak 1/2 Listed by alphv Ransomware Group

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

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

Group DIS leak 1/2 Listed by alphv Ransomware Group

On May 13, 2023, French web-hosting and cloud-services provider Group DIS appeared on the leak site of the Alphv ransomware group. The listing states that internal files were exfiltrated during a ransomware attack on the Lille-based company, which provides high-availability hosting, managed services, and outsourced application infrastructure for customers running high-traffic websites and information systems. The number of people whose data may be exposed remains unknown, and the leak-site listing does not detail precisely which files or customer records were taken.

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Reported Details from the Listing

The Alphv leak page, still accessible via the onion link at the time of analysis, explicitly names Group DIS and describes the incident as a successful ransomware deployment followed by data exfiltration. It states the company operates from Lille, France, and specializes in hosting and outsourcing services that support large-scale web applications. No specific volume of records is published, nor does the listing enumerate the exact data types beyond “internal files.” The disclosure does not provide a ransom demand figure or a public deadline, though Alphv listings typically follow a double-extortion pattern of encryption plus threatened publication.

Why This Matters for You and Your Family

When a hosting provider like Group DIS is breached, the ripple effects reach anyone whose website, email, database, or cloud workload was hosted on their infrastructure. Your personal domain registrations, billing records, support tickets, or even backup archives could sit inside the stolen files. If you or your family members use webmail, e-commerce stores, or small-business sites hosted by Group DIS, your contact details, passwords, or customer databases may now be in attackers’ hands. The disclosure indicates that internal files were taken; in practice this often includes spreadsheets of client contracts, server access logs, and personally identifiable information tied to both business and individual customers.

The Doxxing and Identity-Chain Risk

Stolen hosting data frequently acts as a bridge in larger doxxing chains. An email address or phone number found in a support ticket can be cross-referenced with breached credentials from other services, linking your online handles to your real-world identity, home address, and family members. Public reporting shows that ransomware groups routinely sell or publish such datasets on underground forums, where identity thieves and stalkers combine them with information from gaming platforms, social media, and people-search sites. Credential leaks of this kind regularly cascade into account takeovers on Steam, Roblox, Discord, and other services used by children and teenagers. Once an attacker controls a child’s gaming account tied to the same family email, the doxxing surface expands dramatically.

Alphv’s Publicly Known Track Record

Public reporting attributes the Alphv group, also known as BlackCat, with emerging in late 2021. The gang has struck hospitals, municipalities, manufacturing firms, and technology providers across North America and Europe. Their typical playbook begins with initial access gained through phishing, compromised remote-desktop credentials, or exploited vulnerabilities in internet-facing services. After gaining a foothold they exfiltrate data before deploying ransomware, then pressure victims with dual threats of encryption and data leaks. Alphv has repeatedly updated its leak site and extortion tactics, sometimes using multiple onion domains and offering “proof” samples to demonstrate the volume of stolen material. The Group DIS listing fits this established pattern.

What to do

  • Run a DoxxScan to map every link between your email addresses, phone numbers, domain registrations, and real-world identity so you can see exactly what Group DIS data may expose about you.
  • Rotate any password you used on Group DIS-hosted services or accounts and enable 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 chain back to the same breached email or address.
  • Let remediation specialists handle data-broker takedown requests and removal of any exposed personal documents that originated from the incident.

The Group DIS breach underscores how infrastructure providers can become gateways to personal exposure even when you never directly signed a contract with the victim company. One short forward-looking step is to treat every hosting or cloud provider you rely on with the same scrutiny you give banks and email services. DoxxScan’s continuous monitoring, AI-powered identity-chain mapping, hands-on remediation by specialists, and household coverage including children’s gaming accounts give families a practical way to stay ahead of these expanding risks.

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
Group DIS is one listing. Your email is probably in others.
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Report details & sourcing

Severity High
Disclosed May 13, 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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