Skip to content
Back to Blog
high severity December 09, 2022 · 3 min read Unverified claim — what this is

Atcore Listed by blackbasta Ransomware Group

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

Atcore was listed on the blackbasta ransomware leak site. The group claims to have stolen internal data.

— from Blackbasta’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.
Atcore Listed by blackbasta Ransomware Group

On December 09, 2022, healthcare technology provider Atcore appeared on the leak site operated by the Black Basta ransomware group. The listing states that the company suffered a ransomware attack in which internal files were exfiltrated. The exact number of records exposed remains unknown, and the leak-site posting does not detail the specific types of documents taken.

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.

Reported Details from the Listing

The primary disclosure on the Black Basta leak site indicates that Atcore’s internal data was stolen and is now held for extortion. No sample files were published at the time of the initial listing, and the group did not publicly specify the volume or exact categories of information obtained. The notification simply confirms that a ransomware incident occurred and that exfiltrated material would be released if demands were not met. Public reporting on Black Basta’s operations shows this pattern is consistent with their standard approach of first encrypting victim networks, then threatening to publish stolen data on their Tor-based leak portal.

Why This Matters for You and Your Family

When a healthcare technology company like Atcore is breached, the information at risk often includes patient records, employee personal details, vendor contracts, and internal correspondence that can contain names, addresses, dates of birth, Social Security numbers, and medical billing data. Even though the precise contents are not yet public, any exposure of this nature increases the chance that you or someone in your household could face identity theft, fraudulent loan applications, or targeted phishing. Healthcare-related breaches remain especially damaging because the stolen data retains value on underground markets for years.

Doxxing and Identity-Chain Risks

Internal files frequently contain spreadsheets that link employee names to personal email addresses, phone numbers, and sometimes family member details. Once such data surfaces, attackers and opportunistic criminals can chain it with information from other breaches to build complete identity profiles. A single leaked work email can lead to compromise of personal accounts, which in turn exposes children’s gaming usernames, school information, or family photos. These doxxing chains often culminate in harassment, SIM-swapping attempts, or full identity takeover. Credential leaks of this kind routinely cascade into account takeovers across unrelated services.

Black Basta’s Known Track Record

Public reporting attributes the first appearance of Black Basta to early 2022. Since then the group has targeted organizations across healthcare, manufacturing, legal, and technology sectors. Notable prior victims include large U.S. healthcare providers and industrial firms whose data appeared on the same leak site. Their typical playbook begins with initial access gained through compromised remote desktop credentials or phishing, followed by rapid lateral movement, data exfiltration, and deployment of their signature ransomware. They operate a double-extortion model: demanding payment to decrypt files and a second payment to prevent publication of the stolen information. The group maintains an active Tor leak site and frequently updates it with countdown timers to pressure victims.

What to do

  • Rotate any password you or your family used at Atcore or related healthcare portals and enable 2FA through an authenticator app rather than SMS.
  • Run a DoxxScan to map every link between your emails, phone numbers, usernames, and real-world identity, with cleanup handled by the service.
  • Enable continuous DoxxScan monitoring across 13.1B+ breach records and 100+ platforms so the next exposure surfaces in hours instead of months.
  • Cover the household with DoxxScan family protection that extends to dependents and children’s gaming accounts commonly chained to the same address or parent credentials.
  • Let remediation specialists manage data-broker takedown requests and ongoing exposure reduction on your behalf.

The incident underscores that even organizations providing critical healthcare services remain vulnerable, and the data they hold about you can surface unexpectedly on ransomware portals. Starting proactive defenses now limits how far any single breach can reach. 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 at risk of cascading takeovers.

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
Atcore 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 December 09, 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