Breach Intelligence

6,875

Total breached databases

In 2015, Wildberries.ru, a popular Russian e-commerce platform, experienced a security breach. The incident reportedly exposed 1,046,581 records, totaling 135.57 MB of data. Among the compromised information were email addresses and phone numbers.
  • Date: 2015
  • Domain: wildberries.ru
  • Country: Russia
  • Category: E-commerce & Retail
  • Data: Email Addresses Phone Numbers
  • Records: 1,046,578
  • Lines: 1,046,581
  • Size: 135.57 MB
  • Passwords: No
In May 2020, the Russian advertising website Avito suffered a data breach that impacted 9.2 million users. The breach included Names, Phone numbers, Locations and Posts.
  • Date: May 2020
  • Domain: avito.ru
  • Country: Russia
  • Category: E-commerce & Retail
  • Source: avito.ru
  • Data: Geographic Locations Messages Names Phone Numbers
  • Records: 9,297,905
  • Lines: 9,297,905
  • Size: 10.94 GB
  • Passwords: No
In August 2022, news broke of an attack against the Russian streaming service "START". The incident led to the exposure of 44M records containing 7.4M unique email addresses. The impacted data also included the subscriber's country and password hash. START subsequently acknowledged the incident in a Telegram post and stated that the data dated back to 2021.
  • Data: Email Addresses Geographic Locations Names Passwords
  • Records: 43,937,127
  • Lines: 3,528,619,396
  • Size: 71.97 GB
  • Passwords: MD5Crypt
  • Cracked: 0%
In September 2014, several large dumps of user accounts appeared on the Russian Bitcoin Security Forum, including one with nearly 16M records containing email addresses and passwords, predominantly from the mail.ru domain.
  • Data: Email Addresses Passwords
  • Records: 3,736,294
  • Lines: 3,736,343
  • Size: 106.98 MB
  • Passwords: Plaintext
In August 2016, the Russian gaming site known as Пара Па (or parapa.mail.ru) was hacked along with a number of other forums on the Russian mail provider, mail.ru. The vBulletin forum contained 4.9 million accounts including usernames, email addresses and passwords stored as salted MD5 hashes.
  • Data: Email Addresses Passwords Usernames
  • Records: 5,030,536
  • Lines: 5,030,536
  • Size: 463.93 MB
  • Passwords: MD5
  • Cracked: 59%
Sometime in 2018, the Russian Jobs website HeadHunter suffered a data breach that impacted 827k members. The breach included Professions, Salaries, Phone numbers, Email addresses, Skype usernames, Full names and Locations.
  • Date: 2018
  • Domain: hh.ru
  • Country: Russia
  • Category: Professional & Corporate
  • Source: hh.ru
  • Data: Email Addresses Geographic Locations Job Information Names Phone Numbers Salaries Social Profiles
  • Records: 827,198
  • Lines: 827,199
  • Size: 478.35 MB
  • Passwords: No
NNM-Club was created in 2005. It quickly gained popularity within the Russian-speaking community as a platform for sharing torrents and discussing various media-related topics. Over the years, it became a significant site for fans of anime, movies, music, and other forms of entertainment.
  • Date: 2013
  • Domain: nnm-club.ru
  • Country: Russia
  • Category: Piracy
  • Data: Email Addresses Passwords Site Activity Usernames
  • Records: 3,429,327
  • Lines: 3,429,427
  • Size: 1.66 GB
  • Passwords: ?

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.