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high severity December 24, 2024 · 3 min read Unverified claim — what this is

seatt##### Listed by clop Ransomware Group

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

Presumed victim name: Seattle Genetics - Cl0p announcement. We have data of many companies who use cleo. Our teams are reaching and calling your company and provide your special secret chat.

— from Clop’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.
seatt##### Listed by clop Ransomware Group

On December 24, 2024, the Clop ransomware group added Seattle Genetics to its public leak site, announcing that it had exfiltrated internal files from the biotechnology company during a ransomware attack.

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What's Publicly Reported from Reporting

Public reporting indicates the incident stems from Clop’s ongoing campaign targeting organizations that use Cleo file-transfer software. The group claims to possess data belonging to multiple Cleo users and states its teams are contacting victims directly to arrange private negotiations. No exact number of affected Seattle Genetics employees or customers has been disclosed, and the precise volume or sensitivity of the stolen files remains unconfirmed in available reporting. The listing appeared on Clop’s dark-web leak site, which is mirrored by ransomware-tracking services such as ransomware.live.

December 24, 2024 marks the public disclosure date. The data exposed consists of internal files rather than a structured database of customer records, though the precise contents have not been independently verified by third parties.

Why This Matters for You and Your Family

When a company like Seattle Genetics suffers a breach, the information it holds about patients, research partners, vendors, and employees can appear in criminal hands. Even if you never directly interacted with the company, your medical details, contact information, or employment records may have been stored in the affected systems. Once that data leaves the company’s control, it can be sold, traded, or used to launch further attacks against you personally.

Credential leaks and internal documents frequently serve as the starting point for identity theft, insurance fraud, or phishing campaigns aimed at your family. Children’s records, if present, are especially attractive because they often remain unchanged for years and can be paired with parental data to build convincing synthetic identities.

The Doxxing and Identity-Chain Risk

Stolen internal files often contain email addresses, usernames, phone numbers, and references to other accounts. Attackers link these fragments across breaches to map your full digital footprint. A single exposed work email can lead to personal accounts, gaming profiles, and even your home address. This chaining turns one corporate breach into a road map for doxxing, account takeovers, and targeted harassment. Gaming accounts belonging to you or your children are particularly vulnerable because the same passwords or recovery emails are frequently reused, allowing criminals to pivot from corporate data to personal entertainment profiles within hours.

Clop’s Publicly Known Track Record

Public reporting attributes the current activity to the Clop ransomware group, which first gained widespread attention in 2019. The gang is known for exploiting file-transfer software, most notably MOVEit in 2023, when it compromised hundreds of organizations including British Airways, the BBC, and several major banks. Clop’s typical playbook involves initial access through vulnerable file-transfer applications, large-scale data exfiltration before encryption, and extortion via both direct calls to executives and public leak-site pressure. The group often gives victims short deadlines to pay before releasing samples or selling the data to other criminals.

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 this claimed breach exposes.
  • Rotate any password you used at Seattle Genetics or Cleo anywhere else it appears, then enable two-factor authentication through an authenticator app rather than SMS.
  • Enable continuous DoxxScan monitoring across 13.1 billion+ breach records and more than 100 platforms so the next leak that touches your family is flagged within hours instead of months.
  • Cover the household with DoxxScan family protection that includes dependents and children’s gaming accounts, which often chain back to the same addresses and recovery details.
  • Let remediation specialists handle data-broker takedown requests and follow-up on any exposed records so you do not have to chase them yourself.

The incident shows that corporate ransomware attacks now reach ordinary families through everyday services and shared software. Taking concrete steps now limits how far criminals can travel down the identity chain created by this and future breaches. DoxxScan by GalaxyWarden delivers continuous monitoring across 13.1B+ breach records and 100+ platforms, AI-powered identity-chain mapping, hands-on remediation by specialists, and full household coverage that explicitly protects children’s gaming accounts from the kind of credential-cascade attacks seen in Clop incidents.

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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seatt##### is one listing. Your email is probably in others.
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Report details & sourcing

Severity High
Disclosed December 24, 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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