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high severity September 28, 2023 · 3 min read Unverified claim — what this is

rexgroup.co.uk Listed by lockbit3 Ransomware Group

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

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

rexgroup.co.uk Listed by lockbit3 Ransomware Group

On September 28, 2023, Rex Group Services Ltd, a small UK construction firm based in Chapeltown, South Yorkshire, appeared on the LockBit 3.0 ransomware leak site. The listing states that internal files were exfiltrated during a ransomware attack. The company, which employs between 11 and 20 people and generates $5 million to $10 million in annual revenue, has not publicly quantified how many individuals may have had their information exposed.

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Details from the Leak-Site Listing

The LockBit 3.0 portal, accessed via the .onion link still active on ransomware.live, claims that Rex Group Services Ltd suffered a ransomware intrusion and that attackers successfully removed internal files. The disclosure does not specify the volume or exact types of data taken, nor does it list sample files. It simply states that the victim was given a deadline to negotiate or face full publication. Public reporting on LockBit 3.0 indicates the group typically posts proof packages and begins gradual data dumps when victims refuse payment. No customer, employee, or partner records are explicitly described in the listing itself.

Why This Matters for You and Your Family

Even when a breach hits a small construction business, the consequences reach far beyond the company. If you have ever worked with Rex Group Services Ltd as an employee, subcontractor, supplier, or client, your personal details could sit inside those exfiltrated files. Construction firms routinely handle names, addresses, phone numbers, national insurance numbers, payroll data, and banking coordinates. Once stolen, this information fuels identity theft, loan fraud, and targeted scams against you and your family. The fact that the victim count remains unknown makes the exposure especially difficult to gauge; you cannot assume you are unaffected simply because your name has not yet appeared in a sample leak.

The Doxxing and Identity-Chain Risk

Stolen internal files frequently contain more than isolated records. They often include spreadsheets that link employee emails to personal mobile numbers, home addresses, next-of-kin details, and even children’s names. Attackers and subsequent buyers can chain these fragments with usernames discovered on gaming platforms, social media, or older breaches. The result is a complete identity profile that enables doxxing, SIM-swapping, or account takeovers. Credential leaks of this nature regularly cascade into gaming account compromises, particularly for households where family members reuse passwords or security questions derived from work records.

LockBit 3.0’s Known Track Record

Public reporting attributes the LockBit 3.0 variant to a ransomware operation that first appeared in 2019 under the original LockBit name and rebranded through successive iterations. The group has targeted organisations across sectors ranging from healthcare and education to manufacturing and local government. Their standard playbook involves initial access through compromised remote desktop credentials or phishing, followed by rapid lateral movement, data exfiltration, and deployment of the ransomware payload. After encryption they demand payment in Bitcoin and, if unpaid, publish the stolen data on their leak site while offering it for sale to other criminals. The Rex Group Services Ltd listing follows this exact pattern.

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 13.1 billion+ breach records and more than 100 platforms so the next exposure surfaces in hours rather than months.
  • Rotate any password you ever used at Rex Group Services Ltd or related construction systems, then replace it with a unique passphrase and enable two-factor authentication through an authenticator app everywhere that credential was reused.
  • Cover the entire household with DoxxScan family protection, which extends to dependents and children’s gaming accounts that can be chained back to the same leaked address or family details.
  • Let remediation specialists manage takedown requests across data brokers and extortion sites on your behalf while you focus on securing day-to-day accounts.

The Rex Group Services Ltd breach is a reminder that small-business compromises now form a routine part of the threat landscape, and the data taken can haunt families for years. Starting proactive defense today limits how far attackers can travel along your identity chain. 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 including 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.

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Report details & sourcing

Severity High the filing does not enumerate what was exposed
Disclosed September 28, 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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