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high severity December 22, 2022 · 3 min read Unverified claim — what this is

STERIS.COM Listed by clop Ransomware Group

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

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

STERIS.COM Listed by clop Ransomware Group

On December 22, 2022, medical device and sterilization services provider STERIS.com appeared on the leak site operated by the Clop ransomware group. The listing states that internal files were exfiltrated during a ransomware attack, although the exact number of records affected and the specific data types remain undisclosed in the primary posting.

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Primary Disclosure Details

The Clop leak site entry for STERIS.com, accessible via the onion address hosted on ransomware.live, simply lists the company name alongside the date and a terse description: internal files exfiltrated in a ransomware attack. No sample data is shown in the public index, and the site returns a 403 Forbidden message when deeper access is attempted. The disclosure does not quantify how many employees or customers may be impacted, nor does it specify whether customer records, employee personal information, or purely internal operational documents were taken. Public reporting on Clop incidents indicates the group typically posts victim names after an initial extortion window expires without payment.

Why This Matters for You and Your Family

If you or any member of your family has ever received medical care at a facility that uses STERIS equipment or sterilization services, your personal health information could be among the unknown volume of records now in criminal hands. Even when exact data types are not published, ransomware groups like Clop routinely obtain spreadsheets containing names, addresses, dates of birth, Social Security numbers, and medical procedure details. Once exposed, this information fuels identity theft, insurance fraud, and targeted phishing campaigns that feel personal because attackers know where you live and what treatments you have received. Your family’s financial accounts and credit profiles become far easier targets when criminals already hold verified personal details from a trusted healthcare-adjacent vendor.

Doxxing and Identity-Chain Risks

Credential leaks and internal file dumps rarely stay isolated. An email address or username allegedly taken from STERIS internal systems can be cross-referenced with gaming accounts, social-media handles, and family-shared passwords. This creates an identity chain that links your professional or medical life to your children’s online profiles. Attackers then pivot from stolen corporate documents to doxxing family members, publishing home addresses alongside children’s usernames, or using medical details to craft convincing spear-phishing lures. The risk is not theoretical: similar Clop data sets have later surfaced in secondary sales on dark-web forums, extending the exposure window for months or years.

Clop Group Track Record

Public reporting attributes the emergence of Clop (sometimes stylized as Cl0p) to roughly 2019, when the group began deploying Ryuk-derived ransomware before switching to their own encryptor. Notable prior victims include large healthcare systems, financial software providers, and logistics companies. Their typical playbook involves initial access through compromised remote desktop protocol accounts or exploited vulnerabilities in file-transfer software, followed by extensive exfiltration of sensitive files before encryption. Rather than mass-deploying ransomware immediately, Clop often spends weeks mapping networks and archiving data. They then demand multimillion-dollar payments and, if unpaid, publish victim names on their leak site while threatening to release sampled documents. This double-extortion style has remained consistent across dozens of incidents tracked by industry researchers.

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 chains back to the STERIS exposure.
  • Rotate any password you ever used on steris.com or related medical vendor portals, then enable 2FA through an authenticator app rather than text messages.
  • Enable continuous DoxxScan monitoring across 13.1B+ breach records and 100+ platforms so the next leak that touches your household is flagged within hours instead of months.
  • Cover the entire household with DoxxScan family protection that extends to dependents and children’s gaming accounts, which frequently become the next link in doxxing chains after credential leaks like this one.
  • Let DoxxScan remediation specialists handle data-broker takedown requests and opt-out processes on your behalf while you focus on securing accounts.

The STERIS.com listing is a reminder that healthcare-adjacent vendors hold data just as sensitive as hospitals themselves. Staying ahead of these cascading risks requires more than reactive password changes. Start your DoxxScan trial for continuous monitoring, AI-powered identity-chain mapping, and hands-on help from specialists who can protect both your family and your children’s gaming identities before the next breach surfaces.

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
Disclosed December 22, 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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