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high severity August 06, 2022 · 3 min read Unverified claim — what this is

Brandao Listed by 8base Ransomware Group

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

Brandao was listed on 8base's leak site. 8base claims to have stolen internal data. This is the group's claim, not a confirmed finding.

Brandao Listed by 8base Ransomware Group

On August 06, 2022, Brazilian accounting firm Brandão e Endo appeared on the leak site operated by the 8base ransomware group. The listing states that internal files were exfiltrated during a ransomware attack on the company, which provides accounting, tax advisory, human resources, legal, corporate, and paralegal services. The number of people whose data was taken remains unknown, and the leak-site listing does not detail the specific documents or records involved.

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Primary Disclosure Details

The 8base leak site entry, still accessible via the onion address tracked by ransomware.live, states that Brandão e Endo was listed after failing to meet the group’s demands. It states that internal files were exfiltrated, but supplies no victim count, no list of exposed data types beyond the generic description, and no exact date the intrusion occurred. The company, founded in 1999 and based in Brazil, has not published its own public breach notification quantifying affected records or naming the precise systems compromised. Public reporting on 8base incidents consistently shows that the group posts samples of stolen data as proof while withholding the full archive until the deadline passes.

Why This Matters for You and Your Family

If you or any member of your family worked with Brandão e Endo as a client, employee, or contractor, your personal information may now sit in an attacker’s archive. Accounting and HR firms routinely hold tax returns, Social Security numbers or equivalent national IDs, bank details, payroll records, addresses, and family-member information. Once that material leaves the company’s control, it can surface on dark-web markets or be used directly for identity theft, fraudulent loan applications, or tax fraud in your name. Even when the leak-site listing does not quantify affected records, the exposure risk remains real for every individual whose documents were stored in the compromised environment.

Doxxing and Identity-Chain Risks

Stolen internal files from an accounting firm rarely stop at one person. A single spreadsheet can link your name, email, phone number, employer, and family details, creating the starting point for doxxing chains that connect your professional life to personal accounts. Attackers combine these records with credential leaks from other breaches, gaming usernames, or social-media handles to build a complete profile. The result is heightened risk of account takeovers, SIM-swapping attempts, or targeted extortion. Credential leaks like this one cascade into gaming account takeovers, especially when children share the same household email or phone number listed in a parent’s tax documents.

8base Ransomware Group Track Record

Public reporting attributes the emergence of 8base to mid-2022, when the group began advertising its ransomware-as-a-service platform on underground forums. The operation has since hit hundreds of organizations, focusing on mid-sized businesses in professional services, manufacturing, and healthcare. Notable prior victims include logistics companies, software developers, and other accounting practices whose client data appeared on the same leak site. 8base’s typical playbook involves initial access through vulnerable remote-desktop services or phishing, followed by rapid exfiltration of internal shares before encryption. The group then issues a short extortion deadline, posts proof samples, and threatens full data release or sale if payment is not made. The Brandão e Endo 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 13.1B+ breach records and 100+ platforms so the next exposure surfaces in hours rather than months.
  • Rotate any password you used at Brandão e Endo or related services anywhere it has been reused, and switch to 2FA through an authenticator app instead of SMS.
  • Cover the entire household with DoxxScan family protection that extends to dependents and children’s gaming accounts tied to the same address or contact details.
  • Let remediation specialists manage takedown requests for any exposed personal records appearing on data-broker or extortion sites.

The Brandão e Endo breach illustrates how quickly professional-service data can fuel broader identity crimes that reach your front door. A single listing today can become dozens of downstream attacks tomorrow. 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 that includes children’s gaming accounts. Starting your DoxxScan trial gives you and your family the earliest possible warning and expert help when the next leak 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 August 06, 2022
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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