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high severity May 23, 2024 · 3 min read Unverified claim — what this is

S&F Concrete Contractors Listed by dAn0n Ransomware Group

If you are a customer of S&F Concrete Contractors, here’s what is being claimed, and what it would mean for you.

S&F Concrete Contractors was listed on the dAn0n ransomware leak site. The group claims to have stolen internal data.

— from dAn0n’s own leak-site posting. This is the group’s claim, quoted verbatim; it is not GalaxyWarden’s reporting and has not been independently verified.
S&F Concrete Contractors Listed by dAn0n Ransomware Group

On May 23, 2024, S&F Concrete Contractors appeared on the dAn0n ransomware leak site. The group claims it exfiltrated internal files during a ransomware attack on the construction company. Anyone whose personal or employment records were stored in those systems may now be exposed, even though the exact number of affected individuals remains unknown.

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Details from the Leak Listing

The dAn0n leak site states that S&F Concrete Contractors suffered a ransomware intrusion and that attackers successfully stole internal data. The listing does not specify the volume of records taken, the precise data types involved, or any ransom amount demanded. It simply states that files were exfiltrated and warns that samples or additional material could be published if the company does not meet the group’s demands. Public views of the onion link show a typical ransomware extortion page with countdown timers and partial file trees, though full contents are restricted to those who follow the group’s instructions.

Why This Matters for You and Your Family

When a local concrete contractor loses control of internal files, the consequences reach far beyond the business. Payroll spreadsheets, vendor contracts, employee tax forms, customer addresses, and insurance documents often sit in the same shared drives. If any of those records contain your name, Social Security number, date of birth, address, or banking details, they may now be in the hands of profit-driven criminals. Even a single exposure can trigger identity theft, fraudulent loans opened in your name, or targeted phishing campaigns against you and your household. Construction firms also frequently store information about subcontractors and their families, meaning one breach can ripple outward to dozens or hundreds of ordinary people who never expected their data to leave a regional builder’s server.

Doxxing and Identity-Chain Risks

Ransomware groups rarely stop at posting generic “internal files.” Once names, emails, phone numbers, or usernames appear, opportunistic criminals and script kiddies begin chaining that information across dozens of other platforms. A work email tied to an old gaming handle can lead to compromised Discord or Steam accounts; an exposed home address can surface on people-search sites within days. These linkages create persistent doxxing chains that follow you and your children for years. Credential leaks of this nature frequently cascade into account takeovers precisely because the same password used for a vendor portal is reused on personal services. Children’s gaming accounts are especially vulnerable because parents often link them to family email addresses that just became public.

dAn0n’s Known Track Record

Public reporting attributes dAn0n with emerging in late 2023 as a double-extortion ransomware operation. The group typically gains initial access through phishing emails or exploited remote desktop services, exfiltrates data before deploying encryption, then posts samples on its leak site when victims refuse to pay. Notable prior targets have included manufacturing firms, local government contractors, and other small-to-medium construction businesses. Their playbook relies on public shaming combined with private negotiation portals, often giving victims a short deadline before releasing larger data dumps. While not among the largest ransomware names, dAn0n has maintained consistent activity into 2024 and shows no sign of retiring its leak site.

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.
  • 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 S&F Concrete Contractors or its 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 chain back to the same exposed addresses and emails.
  • Let remediation specialists handle ongoing takedown requests across data brokers and extortion sites while you focus on securing your own digital footprint.

The S&F Concrete Contractors listing is a reminder that regional businesses hold sensitive personal data on ordinary families, and one successful ransomware attack can turn that information into long-term exposure. Start your DoxxScan trial today and combine continuous monitoring, identity-chain mapping, and hands-on specialist remediation to protect yourself and your family before the next wave of opportunistic abuse begins. DoxxScan also proves especially useful for gaming accounts because credential leaks like this one routinely cascade into takeovers that expose both parents and children.

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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S&F Concrete Contractors 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 May 23, 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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