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high severity May 20, 2025 · 3 min read Unverified claim — what this is

Sleepy Hollow Country Club Listed by akira Ransomware Group

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

Sleepy Hollow Country Club is a private country club located in S carborough, New York. We are going to upload about 14 GB of corporate data. Confidentia l agreements, a lot of employee personal information (DOB, passpo rts, social security cards, addresses, phones, emails, and so on) , detailed financial data, a bit of client data, contracts and ag reements, NDAs, etc.

— from Akira’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.
Sleepy Hollow Country Club Listed by akira Ransomware Group

On May 20, 2025, the Sleepy Hollow Country Club in Scarborough, New York, appeared on the leak site of the Akira ransomware group. The attackers announced they would publish roughly 14 GB of the club’s corporate data, including employee personal information such as dates of birth, passport copies, Social Security cards, addresses, phone numbers, and email addresses, along with confidential agreements, financial records, client data, contracts, and NDAs.

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Reported Details of the Breach

Public reporting indicates the club’s internal files were exfiltrated during a ransomware incident. The Akira group’s leak page lists the victim and states the data includes extensive employee personal records and sensitive business documents. No exact number of affected individuals has been confirmed, but the volume and types of records suggest the breach touches current and former employees, and potentially some members or clients whose information was stored in the club’s systems.

The attackers have set an implicit deadline by posting the sample files and threatening full publication. As of the latest available reporting, the full 14 GB archive had not yet been broadly distributed beyond the leak site.

Why This Matters for You and Your Family

When a private club or employer suffers a breach like this, your personal details can end up in the hands of criminals without your knowledge. SSNs, dates of birth, passports, addresses, and phone numbers are exactly the building blocks needed for identity theft, tax fraud, or impersonation schemes that can affect your credit, taxes, and peace of mind for years.

Even if you are not a high-profile member, once your information is loose it can be combined with data from other breaches. Families are especially exposed because children’s records, spouse information, and household addresses often travel together in employer files.

The Doxxing and Identity-Chain Risks

Credential leaks and personal documents rarely stay isolated. Public reporting shows that data of this kind frequently surfaces on multiple underground platforms, allowing attackers to link an email address to a username, then to a gaming account, then to a home address. This creates an identity chain that can lead to doxxing, account takeovers, or targeted harassment.

DoxxScan by GalaxyWarden is built for exactly these cascading risks. Its continuous monitoring across 13.1 billion+ breach records and more than 100 platforms, combined with AI-powered identity-chain mapping, helps connect the dots between handles, emails, phones, and real-world identities. The service also provides hands-on remediation by specialists and covers entire households, including children’s gaming accounts that often become entry points for further compromise.

Akira Ransomware Group’s Track Record

Public reporting attributes the attack to the Akira ransomware group, which emerged in 2023. The group has targeted organizations across healthcare, education, manufacturing, and private clubs. Its typical playbook involves gaining initial access through compromised credentials or remote desktop tools, exfiltrating data before encrypting systems, then demanding ransom while threatening to publish sensitive files on its leak site if payment is not made. Akira has repeatedly used this double-extortion approach against victims of varying sizes.

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 so the next breach exposing your information is caught in hours rather than months.
  • Rotate any password you used at Sleepy Hollow Country Club or related vendor systems, and switch on 2FA through an authenticator app everywhere that password was reused.
  • Cover the household with DoxxScan family protection that extends to dependents and children’s gaming accounts, which frequently chain back to the same leaked address or parent credentials.
  • Let the remediation specialists manage takedown requests across data brokers and leak sites on your behalf.

The incident at Sleepy Hollow Country Club is a reminder that personal data held by seemingly local organizations can quickly become public fuel for larger identity crimes. Taking concrete steps now limits how far attackers can travel down the chain that begins with this 14 GB leak. Start your DoxxScan trial and put continuous monitoring, identity-chain mapping, and specialist remediation to work for your family before the next wave of misuse appears.

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
Disclosed May 20, 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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