Skip to content
Back to Blog
high severity October 23, 2022 · 3 min read Unverified claim — what this is

Mdaemon Technologies Listed by alphv Ransomware Group

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

MDaemon Technologies, Ltd. is a privately held company that sells its products and services to a global customer base.

— from Alphv’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.
Mdaemon Technologies Listed by alphv Ransomware Group

On October 23, 2022, MDaemon Technologies, Ltd. appeared on the leak site operated by the alphv ransomware group. The privately held email-server software company, whose products serve a global customer base, is claimed to have had internal files exfiltrated during a ransomware incident. The listing does not specify how many individuals or organizations may ultimately be affected by the exposure of those files.

Already exposed?
You can’t unleak data. You can take away what it’s worth.
A leaked record is where it starts, not where it ends. What turns it into your front door is the look-up sites publishing your address beside your name — and those are what an AI reads when somebody asks about you. The free scan shows you both. We write to 582 companies.
See what is exposed about you — free scan →
Not ready yet? Run a free breach check on this email
We’ll check it against 13.1B+ leaked records right now — no account needed. Continuous monitoring & alerts are part of Protection.

Details from the Alphv Listing

The primary disclosure on the alphv leak site states that MDaemon Technologies suffered a ransomware attack in which attackers exfiltrated internal files before encrypting systems. No exact volume of records is provided, and the listing does not detail the precise categories of data taken. The company has not yet issued a public breach notification quantifying impact or naming specific data types such as customer emails, license keys, or partner contracts. Public reporting on similar alphv postings indicates that when initial extortion demands go unmet, the group publishes a sample of stolen material and threatens full release.

Why This Matters for You and Your Family

If you or any member of your household has ever used MDaemon email servers, purchased their software, or worked with an organization that relies on it, your contact details or related business records may now sit in an attacker-controlled archive. Internal files exfiltrated in these incidents frequently contain spreadsheets of customer information, support tickets, licensing databases, and employee contact lists. Once published, that information can be scraped by identity thieves, phishing operators, and fraud rings who target both the individuals and the small businesses that form MDaemon’s core user base. Your family’s exposure is not limited to corporate risk; personal email addresses reused across consumer accounts become bridges for further compromise.

The Doxxing and Identity-Chain Risk

Leaked internal files often link email addresses, usernames, phone numbers, and company details in ways that allow attackers to map one identity to another. A single support ticket might contain both a business email and a personal mobile number; that combination can be cross-referenced with credential-stuffing results or prior breaches to build a complete profile. Public reporting on alphv shows the group routinely posts compressed archives that researchers and criminals alike download within hours. The result is accelerated doxxing chains that can surface your home address, family member names, or children’s online handles. Credential leaks like this one cascade into account takeovers on gaming platforms, social media, and webmail services used by both adults and kids.

Alphv’s Known Track Record

Public reporting attributes the alphv group, also known as BlackCat, with emerging in late 2021. The gang has claimed responsibility for attacks on hundreds of organizations across healthcare, manufacturing, education, and technology sectors. Notable prior victims include large retailers, logistics firms, and software vendors whose customer data appeared on the same leak site. Their typical playbook begins with initial access gained through compromised remote desktop credentials or exploited vulnerabilities, followed by rapid exfiltration of sensitive files to their infrastructure. They then deploy ransomware, demand payment, and escalate to public shaming and data auctions when companies refuse to pay. The group frequently rotates tooling and infrastructure, making consistent tracking difficult, yet their extortion style remains constant: publish proof-of-compromise samples and set short deadlines for payment before full data release.

What to do

  • Run a DoxxScan to map every link between your email addresses, usernames, phone numbers, and real-world identity, then use the cleanup of Warden to remove what you can.
  • Rotate any password you ever used with MDaemon Technologies or its customer portals anywhere that same password appears, 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 coverage that extends to dependents and children’s gaming accounts, which often chain back to the same addresses or recovery emails exposed in business leaks.
  • Let remediation specialists handle repeated takedown requests across data-broker sites and extortion platforms on your behalf.

The alphv listing of MDaemon Technologies is a reminder that even specialized software vendors can become gateways to personal exposure for their customers. Acting quickly on credential hygiene and identity mapping limits how far attackers can travel down the chain. DoxxScan by GalaxyWarden delivers that continuous monitoring across 13.1B+ breach records and 100+ platforms, AI-powered identity-chain mapping, hands-on remediation by specialists, and full household coverage including children’s gaming accounts. Start your DoxxScan trial today to close the gaps this incident has opened.

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
Mdaemon Technologies is one listing. Your email is probably in others.
We can’t confirm any single incident against the sources we search, so we won’t pretend to. What we can show you is your own exposure — your email against 13.1B+ leaked records and the sites that publish your address. About 15 seconds. No account, no card.

By running your scan you agree to the Terms and Conditions and the Privacy Policy, and to GalaxyWarden emailing you the results of this scan.

Report details & sourcing

Severity High the filing does not enumerate what was exposed
Disclosed October 23, 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.
Share this Post on X Reddit Email