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high severity December 04, 2024 · 3 min read Unverified claim — what this is

xui.one Listed by funksec Ransomware Group

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

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

xui.one Listed by funksec Ransomware Group

On December 04, 2024, xui.one appeared on the leak site operated by the funksec ransomware group. The listing states that internal files were exfiltrated during a ransomware attack on the company, which develops user-interface components and tools used by software teams worldwide. Anyone whose personal or professional data touched xui.one systems may now be exposed, even though the exact number of affected individuals remains unknown.

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Details in the Leak Listing

The funksec leak site entry states that internal files were exfiltrated following a ransomware deployment. It does not specify the volume of data taken, the precise date of initial compromise, or the categories of information involved beyond the general description of internal files. The disclosure also does not list sample records or publish the full archive, which is common when groups aim to pressure the victim into payment rather than immediate mass release. Public reporting on funksec indicates the group typically posts proof-of-exfiltration screenshots or file trees before escalating to full data dumps if demands go unmet.

Why This Matters for You and Your Family

When a company like xui.one that supplies interface tools to other businesses suffers a breach, the ripple effects reach ordinary users. Developers, customers, partners, and even end-users of applications built with xui.one components may have had emails, credentials, project details, or contact records stored in the compromised environment. If your data was present, it can surface in follow-on attacks months or years later. Credential leaks like this one frequently cascade into account takeovers on unrelated services where the same password was reused.

Doxxing and Identity-Chain Risks

Exposed internal files often contain spreadsheets, configuration files, support tickets, or partner lists that link usernames, email addresses, and real-world identities. Threat actors can combine these fragments with data from previous breaches to build detailed profiles. A single leaked work email can tie your gaming handle, family photos, or children’s online accounts to your home address. Once the chain is mapped, targeted phishing, SIM-swapping, or extortion becomes far easier. Gaming accounts belonging to you or your children are especially vulnerable because they frequently share passwords or recovery emails with work accounts.

Funksec’s Known Track Record

Public reporting attributes funksec’s emergence to mid-2024. The group has claimed responsibility for attacks on a range of organizations, focusing on small-to-medium businesses in technology and professional-services sectors. Their typical playbook involves initial access through phishing or exploited remote-desktop services, followed by exfiltration of internal documents before encryption. Extortion follows a double-pressure model: they threaten to release stolen files publicly and sometimes contact affected third parties. The funksec leak site lists victims with countdown timers, a tactic designed to force rapid negotiation. Exact ransom figures for xui.one have not been disclosed.

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 remove what you can.
  • Rotate any password you ever used at xui.one or related development tools, and switch to a unique passphrase at every other site where it was reused.
  • Enable continuous DoxxScan monitoring across 13.1B+ breach records and 100+ platforms so the next exposure surfaces in hours rather than months.
  • Cover the household with DoxxScan family coverage that extends to dependents and children’s gaming accounts that often chain back to the same credentials or address.
  • Let remediation specialists handle ongoing takedown requests for any newly surfaced personal records on data-broker and extortion sites.

The incident underscores that even specialized software vendors can become gateways to personal exposure. Staying ahead requires more than one-time checks; it demands continuous visibility and expert help when new leaks appear. DoxxScan by GalaxyWarden delivers that through continuous monitoring across 13.1B+ breach records and 100+ platforms, AI-powered identity-chain mapping, hands-on remediation by specialists, and full household coverage including children’s gaming accounts. Start your DoxxScan trial today and treat this claimed breach as the prompt to lock down every linked identity before the next actor exploits it.

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

Severity High the filing does not enumerate what was exposed
Disclosed December 04, 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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