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high severity September 11, 2023 · 4 min read Unverified claim — what this is

Wave Hill Listed by medusa Ransomware Group

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

Wave Hill is a community garden and cultural center located in New York City. The company's head office is located at 675 W 252nd St, Bronx, New York, 10471, United States

— from Medusa’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.
Wave Hill Listed by medusa Ransomware Group

On September 11, 2023, Wave Hill, the Bronx-based community garden and cultural center, appeared on the leak site of the Medusa ransomware group. The listing states that internal files were exfiltrated during a ransomware attack. The organization’s head office is at 675 W 252nd St, Bronx, New York, 10471. No victim count or specific data categories beyond “internal files” are detailed in the disclosure.

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Reported Details from the Listing

The Medusa leak site entry states that Wave Hill suffered a ransomware intrusion and that attackers successfully removed internal files. The primary disclosure does not quantify how many records were taken, list exact file types, or reveal any ransom demand. It simply states that data was exfiltrated and gives the organization until a set deadline to pay or face public release. The listing remains active, indicating the extortion window has not closed or the files have not been removed.

Internal files exfiltrated is the only description provided; therefore any further assumptions about donor lists, employee payroll, or program participant information remain unconfirmed by the primary source.

Why This Matters for You and Your Family

When a local cultural institution like Wave Hill is hit, anyone who has attended events, enrolled children in workshops, made donations, or worked there may have personal information inside the stolen material. Even if the exact contents are unknown, the simple fact that internal files were taken creates exposure. Names, addresses, phone numbers, email accounts, and dates of birth are common in nonprofit records and can be combined with other breaches to build a complete profile of you and your household.

Community organizations rarely invest in enterprise-grade defenses, which makes them frequent targets. The breach therefore functions as a reminder that your data can be exposed through everyday civic and cultural activities, not only through large commercial services.

Doxxing and Identity-Chain Risks

Ransomware operators rarely stop at posting a single zip file. Once internal documents appear on a leak site, other criminals scrape them for email addresses, usernames, and passwords. These credentials are then tested across banking, government, and gaming platforms. A single reused password from a Wave Hill registration can lead to account takeover on your email, which in turn exposes family photos, children’s school details, and home address.

Children’s gaming accounts are especially vulnerable because kids often register for summer programs or volunteer opportunities using the same email or parent phone number listed in nonprofit databases. That overlap creates an identity chain that links a seemingly harmless garden-center record to a child’s Discord, Roblox, or Fortnite profile. Doxxers follow these chains quickly once the initial dataset surfaces.

Medusa’s Publicly Known Track Record

Public reporting attributes Medusa’s emergence to late 2022. The group operates a double-extortion model: it encrypts victim systems and simultaneously exfiltrates data for later publication if ransom is not paid. Notable prior victims include manufacturing firms, healthcare providers, and other nonprofits. Medusa typically gains initial access through compromised remote desktop credentials or phishing, then moves laterally to locate valuable folders before exfiltrating them. Their leak site uses an onion address and posts samples or full archives after the negotiation deadline passes. The exact tactics used against Wave Hill have not been disclosed, but the group’s established playbook centers on pressure through data exposure rather than pure encryption.

What to do

  • Run a DoxxScan to map every link between your handles, emails, phone numbers, and real identity, including any past connection to Wave Hill programs.
  • Rotate any password you ever used when registering for Wave Hill events or donations, and enable 2FA through an authenticator app on every account where that password was reused.
  • Enable continuous DoxxScan monitoring across 13.1B+ breach records and 100+ platforms so the next exposure that touches you or your family is caught in hours rather than months.
  • Cover the household with DoxxScan family protection that extends to dependents and children’s gaming accounts, which frequently chain back to the same parent email or address found in nonprofit records.
  • Let remediation specialists handle ongoing takedown requests for any personal information that surfaces from this or linked breaches.

The Medusa listing of Wave Hill shows how quickly a local cultural organization’s records can become part of the underground economy. Acting promptly on credential hygiene and identity mapping limits how far attackers can travel down the chain that begins with this claimed breach. DoxxScan’s continuous monitoring, AI-powered identity-chain mapping, hands-on remediation by specialists, and household coverage provide a practical way for ordinary families to reduce the long-term risk created when community institutions are compromised.

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Sample resultyou@email.comIllustrative — not a real person

Found on people-search siteswe remove these

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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 September 11, 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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