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high severity October 25, 2023 · 3 min read Unverified claim — what this is

Advarra leak Listed by alphv Ransomware Group

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

Advarra provides innovative regulatory compliance solutions and expertise throughout the research lifecycle. Our integrated end-to-end compliance management platform combines site training, protocol compliance, and patient engagement, plus experienced consultants available to assist your team.

— 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.
Advarra leak Listed by alphv Ransomware Group

On October 25, 2023, clinical research compliance provider Advarra appeared on the leak site of the Alphv 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 contained in those files remain undisclosed by both the threat actor and the company.

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Reported Details from the Listing

The Alphv leak page, accessible via the onion address hosted on ransomware.live, lists Advarra as a victim and claims successful data exfiltration. The disclosure indicates that the company’s internal files were taken but provides no further breakdown of contents, volume, or whether any customer, employee, or research participant information was included. Advarra has not yet issued a public breach notification quantifying impact or specifying systems compromised. This absence of detail is common in early-stage ransomware listings where actors pressure victims before full publication.

Why This Matters for You and Your Family

If you or a family member have participated in a clinical trial, worked with a research site, or received care at an institution that uses Advarra’s compliance tools, your information could be at risk. Internal files from a regulatory compliance platform often contain names, addresses, dates of birth, medical record numbers, trial protocols, and contact details for patients and staff. Even without exact figures, the exposure of such data can lead to identity theft, insurance fraud, or targeted phishing campaigns that feel personal because attackers know you have interacted with the healthcare-research ecosystem. Families with children in pediatric trials or adults managing chronic conditions face heightened sensitivity around this information.

The Doxxing and Identity-Chain Risks

Ransomware leaks rarely stop at one dataset. A single exposed email, phone number, or username from Advarra’s files can be combined with other breaches to build a complete profile. Attackers chain these fragments across dark-web marketplaces, turning an old clinical-trial record into a roadmap for account takeovers on email, banking, or social media. Credential leaks like this one cascade into gaming account takeovers when family members reuse passwords or security questions. Children’s usernames tied to parental emails become entry points for harassment, swatting, or further extortion. The speed at which these chains form leaves most people unaware until damage appears on credit reports or in their inbox.

Alphv’s Publicly Known Track Record

Public reporting attributes the Alphv group, also known as BlackCat, with emerging in late 2021 after the shutdown of the REvil ransomware operation. The gang has targeted hospitals, manufacturers, and technology firms, often double-extorting victims by encrypting systems and threatening to publish stolen data. Notable prior victims include large healthcare networks and critical infrastructure providers. Their typical playbook involves initial access through compromised credentials or vulnerable remote desktop services, followed by lateral movement, data exfiltration, and then publication on their leak site with countdown timers. The group frequently updates its tooling and has rebranded after law enforcement pressure, yet the core extortion style—publish-or-pay—has remained consistent.

What to do

  • Run a DoxxScan to map every link between your emails, phones, usernames, and real-world identity, using the cleanup of Warden.
  • Enable continuous DoxxScan monitoring across 13.1B+ breach records and 100+ platforms so the next exposure surfaces in hours rather than months.
  • Rotate any password you used on Advarra-related services or research portals and enable 2FA through an authenticator app everywhere that credential was reused.
  • Cover the entire household with DoxxScan family protection that extends to dependents and children’s gaming accounts chained to the same address or parental email.
  • Let remediation specialists handle data-broker takedown requests and ongoing exposure cleanup on your behalf.

The Advarra listing is a reminder that healthcare-adjacent vendors are now prime targets and that yesterday’s trial participation can become tomorrow’s identity crisis. Start your DoxxScan trial today; its continuous monitoring, AI-powered identity-chain mapping, hands-on remediation by specialists, and full household coverage—including children’s gaming accounts—give you and your family the clearest path to staying ahead of the next leak. DoxxScan by GalaxyWarden is the practical defense ordinary families need when professional data handlers get breached.

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 the filing does not enumerate what was exposed
Disclosed October 25, 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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