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high severity November 05, 2023 · 3 min read Unverified claim — what this is

Zenithpharma Listed by meow Ransomware Group

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

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

Zenithpharma Listed by meow Ransomware Group

On November 05, 2023, pharmaceutical company Zenithpharma appeared on the leak site operated by the meow ransomware group, with the actors claiming to have exfiltrated internal files and already releasing 15 percent of the stolen material.

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Details from the Leak Site

The primary disclosure on the meow leak site states that Zenithpharma suffered a ransomware attack in which attackers gained access to internal files, exfiltrated them, and then encrypted systems. The listing does not specify the total number of records involved, the exact data types beyond “internal files,” or the ransom amount demanded. It simply states that 15 percent of the allegedly stolen data has been published as proof, a common extortion tactic used when victims refuse to pay. Public reporting on the group indicates this partial-leak approach is designed to pressure organizations by demonstrating real access without immediately dumping everything.

Why This Matters for You and Your Family

When a healthcare-adjacent company like Zenithpharma loses control of internal files, the consequences often reach far beyond the corporate network. Patient records, employee personal information, vendor contracts, and insurance details frequently sit inside such file repositories. If your name, address, date of birth, Social Security number, or medical history appears in any of those documents, the breach creates a direct pathway for identity theft, insurance fraud, or targeted phishing. Even if the leak site listing does not quantify affected records, the exposure of internal files means anyone whose data touched Zenithpharma’s systems now faces elevated risk that can last for years.

The Doxxing and Identity-Chain Risk

Ransomware leaks rarely stop at one company. Once internal files surface on a dark-web leak site, opportunistic criminals scrape names, emails, phone numbers, and partner lists, then cross-reference them against other breaches. This creates long identity chains that link your work email to personal accounts, children’s school forms, or family medical claims. The result is doxxing that can expose home addresses, family member names, and even children’s gaming usernames. Credential leaks of this kind frequently cascade into account takeovers on Steam, Roblox, Discord, and other platforms where kids reuse passwords or security questions derived from family data.

Meow Ransomware Group’s Known Track Record

Public reporting attributes the meow ransomware group’s emergence to mid-2023. The actors are known for targeting mid-sized organizations across healthcare, manufacturing, and professional services. Their typical playbook begins with initial access gained through phishing or exploited remote desktop protocols, followed by rapid exfiltration of documents before encryption. Rather than lengthy negotiations, meow often moves quickly to partial leaks on their onion site when payment is refused. The group’s naming convention and leak-site infrastructure differ from more established families such as LockBit or Conti, suggesting either a new operation or a rebrand. Exact ties remain uncertain, but the speed and volume of their 2023 campaigns show they prioritize volume over sophisticated negotiation.

What to do

  • Run a DoxxScan to map every link between your handles, emails, phone numbers, and real identity, then use the cleanup of Warden to scrub what you can.
  • 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 ever used at Zenithpharma or related healthcare vendors, replace it with a unique passphrase, and secure those accounts with an authenticator app instead of SMS.
  • Cover the household with DoxxScan family protection that extends to dependents and children’s gaming accounts, which often become the weakest link when corporate data leaks chain into personal reuse.
  • Let remediation specialists handle repeated takedown requests across data brokers and leak forums so you do not spend months chasing each new appearance of your information.

The Zenithpharma listing is a reminder that healthcare supply-chain breaches now feed directly into identity markets that never truly delete data. Starting proactive defense today limits how far those chains can stretch. 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 from cascading credential leaks.

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Sample resultyou@email.comIllustrative — not a real person

Found on people-search siteswe remove these

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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 November 05, 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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