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high severity November 22, 2023 · 3 min read Unverified claim — what this is

Standard Filter Listed by meow Ransomware Group

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

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

Standard Filter Listed by meow Ransomware Group

On November 22, 2023, the meow Ransomware Group added Standard Filter to its public leak site, claiming that the company’s internal files had been exfiltrated during a ransomware attack. The listing does not specify the number of records affected or detail the exact data types stolen, leaving customers and employees uncertain about their personal exposure.

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Reported Details from the Listing

The meow leak site states that Standard Filter suffered a ransomware incident and that attackers successfully exfiltrated internal files. No sample data has been published at the time of the listing, and the disclosure does not quantify affected individuals or name the specific systems compromised. The notification simply confirms that data was taken and is now held by the group. Public reporting on similar meow postings indicates that victims typically receive a short window to negotiate before additional material is released or sold.

Why This Matters for You and Your Family

When a company that handles orders, customer accounts, or supplier information is breached, your personal details can be caught in the net even if you never worked there. Internal files often contain names, addresses, phone numbers, email accounts, order histories, or payment references. Once those details surface on a ransomware leak site, they become searchable by identity thieves, fraudsters, and stalkers. Your family members whose information was shared with the company are equally exposed, and children’s names or school-related records sometimes appear in supplier or employee-adjacent documents.

The Doxxing and Identity-Chain Risk

Exfiltrated internal files rarely stay isolated. A single email address or phone number can link your gaming username, social-media handles, and family address in a matter of hours. Attackers chain these pieces together to hijack accounts, impersonate you to friends and relatives, or launch spear-phishing campaigns. Credential leaks of this nature frequently cascade into gaming-account takeovers, especially when parents reuse passwords across work-related services and children’s platforms. The longer the data sits on the meow leak site, the higher the chance it will be bundled and resold on additional underground markets.

Meow Ransomware Group Track Record

Public reporting attributes the meow Ransomware Group with emerging in early 2023 and focusing on smaller to mid-sized organizations. The group typically gains initial access through phishing or exploited remote-desktop services, exfiltrates data before deploying encryption, and then posts victim names on its onion site when negotiations stall. Its playbook relies on speed and public shaming rather than massive ransom demands, which makes timely detection and response critical for anyone whose data may have been included in the stolen files.

What to do

  • Run a DoxxScan to map every link between your handles, emails, phone numbers, and real identity, with cleanup handled by the service.
  • Enable continuous DoxxScan monitoring across 13.1B+ breach records and 100+ platforms so the next exposure is caught in hours rather than months.
  • Rotate any password you used at Standard Filter or related vendor portals and switch to 2FA through an authenticator app instead of SMS.
  • Cover the household with DoxxScan family protection that extends to dependents and children’s gaming accounts that often chain back to the same address or parent email.
  • Let remediation specialists manage takedown requests for any exposed personal documents or broker listings that surface from this incident.

The incident underscores that even companies you interact with only occasionally can become gateways to identity compromise. Starting proactive defense now limits how far attackers can travel along the identity chain created by this and future leaks. 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.

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
Standard Filter is one listing. Your email is probably in others.
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Report details & sourcing

Severity High
Disclosed November 22, 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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