Breach Intelligence

6,875

Total breached databases

A credential list targeting Mercado Bitcoin (mercadobitcoin.com.br), a major Brazilian cryptocurrency exchange, was allegedly circulated on hacking forums. Reports suggest it contained roughly 17,800 login-and-password pairs, where the login is typically a Brazilian CPF (tax identification number) or a username. The passwords are stored in plaintext. No email addresses were included.
  • Data: Passwords Usernames Government IDs
  • Records: 17,841
  • Lines: 17,848
  • Size: 534.62 KB
  • Passwords: Plaintext
In June 2025, Preparatório Bucomaxilo (preparatoriobucomaxilo.com.br), a Brazilian preparatory course for the dental oral and maxillofacial surgery (CTBMF) residency exam, allegedly suffered a data breach attributed to a threat actor using the handle Tanaka. Reports suggest around 5,300 individuals were affected. The exposed data, drawn from the site's WordPress installation and a custom registration application, included names, email addresses, phone numbers, postal addresses, dates of birth, Brazilian CPF national ID numbers, and passwords stored as plaintext and as WordPress phpass/bcrypt hashes.
  • Data: Email Addresses Passwords Names Phone Numbers Geographic Locations Usernames Government IDs Birthdates
  • Records: 19,111
  • Lines: 2,407,954
  • Size: 1.81 GB
  • Passwords: WordPress, BCrypt, Plaintext
In July 2025, the Brazilian creator-commerce platform Hubla (hub.la / hubla.com) allegedly suffered a data breach. Hubla provides payment processing and member management for creators selling courses, subscriptions and paid communities. It has been reported that an export of invoice records was subsequently published on hacking forums. The incident allegedly affected approximately 32,000 individuals, with the compromised records including names, email addresses, phone numbers, CPF tax identifiers, physical addresses and order and payment information. No passwords were included in the exposed data.
  • Date: Jul 2025
  • Domain: hubla.com
  • Threat Actor: 888
  • Country: Brazil
  • Category: Education
  • Data: Email Addresses Names Phone Numbers Physical Locations Geographic Locations Usernames Payment Information Order Information Government IDs Site Activity
  • Records: 46,447
  • Lines: 46,448
  • Size: 31.79 MB
  • Passwords: No
Sometime before September 2025, the Brazilian platform Calculista de Aço (calculistadeaco.com.br) allegedly suffered a data breach. Calculista de Aço is a Brazilian online course and software provider for structural steel design aimed at civil engineers. The exposed data originated from the site's WordPress lead-capture plugin and, according to reports, contained approximately 3,700 unique records consisting of email addresses and lead-capture timestamps (site-activity data). No passwords, names, or other contact details were populated in the export.
  • Data: Email Addresses Site Activity
  • Records: 3,732
  • Lines: 13,728
  • Size: 2.28 MB
  • Passwords: No
Sometime before 2025, zstore.site (ZStore), a Brazilian app-development platform, allegedly had its Firebase database scraped and published. Reports suggest a threat actor extracted approximately 2,600 user records from the exposed backend. The compromised data reportedly included email addresses, usernames, profile bios, IP addresses, device identifiers and device names, and account registration and last-seen timestamps. No passwords were included.
  • Date: 2025
  • Domain: zstore.site
  • Country: Brazil
  • Category: Technology
  • Data: Email Addresses Names Usernames IP Addresses Site Activity Device Identifiers Device Information
  • Records: 2,589
  • Lines: 51,746
  • Size: 1.5 MB
  • Passwords: No
In May 2024, Detran RJ (Departamento de Trânsito do Estado do Rio de Janeiro), the vehicle and driver registration authority of Rio de Janeiro state in Brazil, allegedly suffered a data breach through a compromise of its website. It has been reported that approximately 2,047 records were exposed, including names, email addresses, phone numbers, physical addresses, Brazilian personal tax IDs (CPF) and company tax IDs (CNPJ).
  • Date: May 2024
  • Domain: detran.rj.gov.br
  • Threat Actor: Ziehadblackhat
  • Country: Brazil
  • Category: Government
  • Data: Email Addresses Names Phone Numbers Physical Locations Geographic Locations Government IDs Tax IDs Company Information
  • Records: 2,047
  • Lines: 2,050
  • Size: 212.41 KB
  • Passwords: No
Sometime before August 2023, an OTRS (Open-source Ticket Request System) helpdesk instance operated by a Brazilian offshore oil and gas group allegedly suffered a data breach. Reports suggest the exposed database, distributed as a roughly 3 GB SQL dump, contained data relating to approximately 385,000 individuals. The compromised data reportedly included email addresses, names, SHA-256 password hashes and support-ticket site activity.
  • Date: 2025
  • Domain: otrs.com
  • Country: Brazil
  • Category: Technology
  • Data: Email Addresses Passwords Names Site Activity
  • Records: 372,028
  • Lines: 9,075,576
  • Size: 2.79 GB
  • Passwords: SHA-256
  • Cracked: 0%

Frequently Asked Questions

A data breach is unauthorized access to data (often involving account takeover, malware, or misconfigured infrastructure). A data leak is exposure of data due to mistakes like public cloud storage, open databases, or accidental publishing. A database dump is a packaged dataset that may come from a breach, leak, scraping, or aggregation.

Change passwords for any affected accounts immediately, prioritizing email, banking, and any account that shares the same password. Enable multi-factor authentication wherever possible. Monitor your accounts for suspicious activity and consider placing a fraud alert or credit freeze if financial data was exposed.

Start with containment and verification: confirm what data was exposed, identify the entry point, rotate credentials (especially SSO, VPN, email), and enforce MFA. Then investigate affected systems, notify stakeholders as required, and harden controls to prevent recurrence. A structured incident response plan helps keep the work measurable and compliant.

Dark web monitoring helps you spot exposure signals early — before stolen data is widely reused for account takeover or targeted attacks. Monitoring complements vulnerability management by revealing when attackers already have leverage. Pair it with continuous attack surface monitoring and strong Asset Discovery to reduce blind spots.

Not always. Some datasets are old, incomplete, or derived from third parties. However, any exposure increases risk because credentials and personal data can be reused indefinitely. Treat it as a priority signal: rotate credentials, enforce MFA, review suspicious logins, and audit the systems that could have produced the data.

SynScan helps you connect the dots between attack surface exposure, vulnerabilities, and breach signals so you can prioritize remediation and reduce the chance of repeat incidents.