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high severity November 19, 2025 · 4 min read Unverified claim — what this is

Croft Listed by sinobi Ransomware Group

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

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

Croft Listed by sinobi Ransomware Group

On November 19, 2025, window and door manufacturer Croft appeared on the leak site of the sinobi ransomware group. The company, which has supplied energy-efficient vinyl and aluminum windows and patio doors to homeowners since 1920, is claimed to have had internal files exfiltrated during a ransomware attack. Public reporting indicates that the precise number of individuals whose information was exposed remains unknown.

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What's Publicly Reported from Reporting

Available reporting describes a ransomware incident in which sinobi actors gained access to Croft’s systems, encrypted data, and later published a sample of stolen internal files on their dark-web leak portal. The exposed material consists of internal files rather than a clearly catalogued customer database. No confirmed list of specific data fields such as names, addresses, or payment details has been publicly itemized, though ransomware incidents of this type routinely involve personal information collected in the ordinary course of business. Croft has not released an official statement detailing the volume or exact nature of the records taken.

Why This Matters for You and Your Family

When a company that sells products for your home suffers a breach, the information it holds often includes names, home addresses, phone numbers, email addresses, and sometimes payment records. If you or anyone in your household has purchased windows, patio doors, or related services from Croft or its dealers, your details may now sit in an attacker’s archive. Once stolen data leaves the company’s control, it can be sold, traded, or used to target you with phishing, identity theft, or harassment. Your family’s physical address — tied to a major home improvement purchase — is especially valuable to criminals seeking to locate or intimidate victims.

The Doxxing and Identity-Chain Implications

Ransomware leaks rarely stop at one company’s files. Criminals combine the newly exposed records with information from earlier breaches to build detailed profiles. A home address from a Croft purchase can be linked to an email address seen in another breach, a phone number from a utility leak, or usernames used by you or your children. These identity chains allow attackers to move from digital records to real-world targeting, including swatting, doxxing, or account takeovers on gaming platforms where kids often reuse credentials. Public reporting indicates that such cascading exposure has become a standard outcome of ransomware operations.

Sinobi Ransomware Group’s Track Record

Public reporting attributes the sinobi ransomware group with operations that emerged in recent years. The group follows a typical double-extortion playbook: initial access through common vectors such as phishing or unpatched software, exfiltration of sensitive files, encryption of victim systems, and public threats to publish data unless a ransom is paid. Notable prior victims have included organizations across multiple industries, though specific earlier targets are still being catalogued by threat trackers. Sinobi maintains a leak site where it posts samples of stolen data to pressure victims, a tactic now standard among ransomware operators.

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 of your information is caught in hours rather than months.
  • Rotate any password you used on Croft’s website, customer portal, or dealer accounts anywhere it has been reused, and switch to 2FA through an authenticator app instead of text messages.
  • Cover the household with DoxxScan family protection that extends to dependents and children’s gaming accounts, which frequently become entry points when credential leaks cascade into takeovers and doxxing chains.
  • Let remediation specialists perform hands-on takedown work across data brokers and exposed profiles that surface after the incident.

The Croft breach is a reminder that even established manufacturers of everyday home products can become gateways to personal exposure. Acting quickly on credential hygiene and identity mapping limits how far attackers can travel down the chain that begins with a single vendor leak. DoxxScan by GalaxyWarden delivers continuous monitoring across 13.1 billion+ breach records and more than 100 platforms, AI-powered identity-chain mapping, and hands-on remediation by specialists, with household coverage that includes children’s gaming accounts. Start your DoxxScan trial today to close the gaps this incident has opened.

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 November 19, 2025
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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