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high severity May 20, 2024 · 3 min read Unverified claim — what this is

MAH Machine Listed by bianlian Ransomware Group

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

MAH Machine Co., Inc., founded by Martin and Anna Hozjan in 1976, is headquartered in Cicero, Illinois. The Company goal is to ship products on-time and to supply the highest quality for a reasonable price.

— from Bianlian’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.
MAH Machine Listed by bianlian Ransomware Group

MAH Machine Co., Inc. was listed on the BianLian ransomware group’s leak site on May 20, 2024. The Illinois-based precision machining company, founded in 1976, now finds its internal files publicly advertised for anyone willing to pay the extortion fee or simply browse the dark-web gallery. Anyone whose personal or employment records touched MAH Machine’s systems is now at elevated risk of identity theft and targeted follow-on attacks.

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Primary Disclosure Details

The BianLian leak-site entry for mahmachine.com states that the company suffered a ransomware attack in which internal files were exfiltrated. The listing does not quantify the number of records involved, name the specific data types exposed, or disclose the ransom demand. It simply states that data was stolen and is now hosted on the group’s onion site. Public mirrors such as ransomware.live preserve the original posting timestamp of May 20, 2024, giving victims and observers a clear timeline. No separate regulatory filing or customer notification letter has surfaced yet, so the exact scope remains unknown to the public.

Why This Matters for You and Your Family

When a manufacturer like MAH Machine is hit, the stolen files frequently contain employee directories, vendor contracts, customer invoices, and HR documents. Even if you never worked there, your information may appear if you were a supplier, customer, or job applicant. Internal files exfiltrated in these incidents routinely include Social Security numbers, dates of birth, home addresses, and direct-deposit banking details. Once that combination reaches criminal marketplaces, identity thieves can open accounts, file fraudulent tax returns, or impersonate you within weeks. Your family members listed as emergency contacts or dependents face the same exposure.

Doxxing and Identity-Chain Implications

Ransomware leaks rarely stop at one company. Criminals use the stolen data to map relationships between employees, suppliers, and partners, then pivot to those secondary targets. A leaked work email pairs with a reused personal password, a spouse’s name appears in an HR form, and children’s dates of birth surface in benefits records. These fragments create an identity chain that can be assembled in hours. The same credential leaks that surface from incidents like this one also cascade into gaming accounts. A child’s username and password harvested from a family member’s work computer can lead to account takeovers on Steam, Roblox, or Discord, exposing chat logs, payment methods, and real-world location details that further enrich the doxxing profile.

BianLian’s Known Track Record

Public reporting attributes BianLian’s first major campaigns to mid-2022. The group has targeted healthcare providers, manufacturers, educational institutions, and local governments across the United States, Europe, and Australia. Its playbook typically begins with phishing or exploitation of remote-desktop services, followed by rapid lateral movement, data exfiltration, and then dual extortion: demanding payment to prevent file publication and to decrypt any locked systems. BianLian often lists victims within days of exfiltration if initial ransom talks fail, using both their own leak site and third-party mirrors to maximize pressure. The group’s willingness to publish sensitive operational files has repeatedly forced victims into costly remediation even when the ransom was not paid.

What to do

  • Run a DoxxScan to map every link between your handles, emails, phone numbers, and real identity so you can see exactly what chains back to the MAH Machine breach.
  • Rotate any password you ever used at MAH Machine or its vendors, then enable 2FA through an authenticator app on every account where that password was reused.
  • Enable continuous DoxxScan monitoring across 13.1B+ breach records and 100+ platforms so the next leak exposing you or your family is caught and acted on within hours.
  • Cover the household with DoxxScan family protection that extends to dependents and children’s gaming accounts, preventing credential leaks from turning into full identity or gamer-tag takeovers.
  • Let DoxxScan remediation specialists handle data-broker takedown requests and opt-out processes that would otherwise consume months of your time.

The MAH Machine listing is a reminder that even seemingly ordinary manufacturers hold data that can unravel personal privacy for thousands of people. Acting quickly on credential hygiene and identity mapping limits how far criminals 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. Start your DoxxScan trial today and close the gaps before the next wave of abuse begins.

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
MAH Machine 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.

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Report details & sourcing

Severity High
Disclosed May 20, 2024
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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