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high severity September 23, 2025 · 4 min read Unverified claim — what this is

CCMC Listed by medusa Ransomware Group

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

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

CCMC Listed by medusa Ransomware Group

On September 23, 2025, community association management firm CCMC appeared on the leak site of the Medusa ransomware group, with internal files exfiltrated during a ransomware attack. The Scottsdale, Arizona-based company, founded in 1973, manages residential communities, municipal and utility districts, commercial associations, and provides pre-development consulting services nationwide. With 738 employees, the breach potentially exposes sensitive records belonging to homeowners, association members, employees, and business partners whose personal and financial details were stored in the compromised systems.

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What's Publicly Reported from Reporting

Public reporting indicates that Medusa posted CCMC to its data leak site on September 23, 2025. The company’s headquarters is located at 8360 East Vía de Ventura #100, Scottsdale, AZ 85258. Available reporting describes the exposed material as internal files exfiltrated during the ransomware incident. The exact number of individuals whose records were taken remains unknown, and the full scope of the stolen data has not been publicly detailed beyond the broad category of internal files.

Why This Matters for You and Your Family

If you live in a neighborhood, condominium, or homeowners association managed by CCMC, your address, payment history, contact information, or other records may have been among the files taken. The same applies if you or your spouse works for one of the communities, districts, or developers that rely on CCMC’s budgeting, governance, or amenity-planning services. 738 employees and countless association members now face the risk that their personal data could be used for identity theft, phishing, or further extortion. When a company that handles so many household records is breached, the impact reaches far beyond the office walls and directly into family finances and privacy.

The Doxxing and Identity-Chain Implications

Ransomware leaks like this one rarely stop at the initial data set. Stolen internal files often contain spreadsheets that link names, addresses, emails, phone numbers, and sometimes dates of birth or financial details. Attackers and opportunistic criminals can chain this information with usernames found on other platforms, turning a single breach into a map of your online and offline identity. Credential leaks of this nature frequently cascade into account takeovers, especially for gaming accounts belonging to you or your children. A compromised email or reused password can give attackers access to Discord, Steam, Roblox, or other services where kids share personal details, quickly linking back to the family home address exposed in the CCMC files.

Medusa Ransomware Group Track Record

Public reporting attributes the attack to the Medusa ransomware group. The group emerged in 2021 and has since targeted organizations across multiple sectors with a double-extortion playbook: they first encrypt victim systems, then exfiltrate sensitive data and threaten to publish it unless a ransom is paid. Notable prior victims include healthcare providers, manufacturers, and service companies whose internal documents were later posted on Medusa’s leak site when negotiations failed. Their typical approach involves initial access through phishing or exploited remote desktop services, followed by lateral movement to locate valuable files, exfiltration over several days, and finally encryption coupled with public shaming on their onion site if payment deadlines are missed.

What to do

  • Run a DoxxScan to map every link between your emails, phone numbers, addresses, and online handles that may have been exposed in the CCMC files.
  • Rotate any password you used at CCMC or any of its client associations anywhere else it is reused, and immediately enable 2FA through an authenticator app rather than text messages.
  • Enable continuous DoxxScan monitoring across 13.1B+ breach records and 100+ platforms so the next leak that touches your family is caught and addressed in hours, not months.
  • Cover the entire household with DoxxScan family coverage, which includes dependents and your children’s gaming accounts that can chain back to the same address or parent email.
  • Let remediation specialists handle takedown requests across data brokers and exposed profiles for you while you focus on securing accounts at home.

The CCMC breach is a clear reminder that data held by service providers you never directly chose can still put your family at risk. Taking concrete steps now limits what criminals can build from this incident. DoxxScan by GalaxyWarden delivers continuous monitoring across 13.1 billion+ breach records and more than 100 platforms, AI-powered identity-chain mapping, and hands-on remediation by specialists, with household coverage that explicitly protects children’s gaming accounts from the kind of credential-stuffing and doxxing chains this attack can trigger.

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 23, 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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