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Victim Claim

National Kidney Registry

โ— Listed in the last 48h
direwolf ๐Ÿ‡บ๐Ÿ‡ธ United States Healthcare kidneyregistry.com
Claimed by direwolf
Listed on leak site 25 Aug 2026
Reported attack date 25 Aug 2026
Group claims tracked 42
Unverified claim. This entry reproduces a listing published by the direwolf group on its own extortion site. Attackers routinely exaggerate or fabricate victims. Nothing here confirms that National Kidney Registry suffered a breach, or what data was actually taken.

About the organisation

[AI generated] The National Kidney Registry is a nonprofit organization based in the United States that facilitates kidney paired donation programs. It operates within the healthcare and organ transplantation industry, connecting kidney donors and recipients across a national network of transplant centers. Its mission is to improve transplant outcomes, increase the number of living donor transplants, and reduce patient waiting times for compatible kidneys.

ShellCodeX evidence assessment

Strong record ยท 100/100. Strong record completeness based on identity, context and retained source evidence. This score does not verify the attacker's allegation.

  • A plausible organisation domain is attached to the claim.
  • The record includes organisation-specific context rather than only a victim name.
  • Country attribution is available for geographic context.
  • Sector classification supports peer-risk comparison.
  • A source listing reference is retained for traceability.

What the listing means

National Kidney Registry appeared on the direwolf leak site on 25 August 2026. Groups publish a victim once negotiations stall or as pressure during them, so a listing usually means data was already exfiltrated. This group has published 38 claims in the last 30 days and remains active.

Recommended actions

  • Treat any unsolicited message referencing National Kidney Registry as suspicious โ€” leaked data gets weaponised for phishing within days.
  • If you hold an account on kidneyregistry.com, change that password now, update it anywhere you reused it, and enable two-factor authentication.
  • Other Healthcare organisations should review this group's known TTPs and validate detection coverage against them.
  • Watch for follow-on extortion: stolen data is often re-leaked or resold after the initial listing.
  • A leak-site listing is a claim made by the attacker, not a confirmed breach โ€” check the organisation's own disclosures before acting on it.

Leak-site evidence

Listing URL https://www.ransomware.live/id/TmF0aW9uYWwgS2lkbmV5IFJlZ2lzdHJ5QGRpcmV3b2xm

Show leak-site screenshot

Captured from the group's extortion site. It may contain the victim's data or the attacker's messaging.

Screenshot of the direwolf leak-site listing for National Kidney Registry