The Brazil New Part 4 Data Quietly Exposed 476,471 Accounts

HEROIC analysts found a combolist named Brazil New Part 4 uploaded quietly to a Telegram channel on 23 March 2023, without the fanfare of a major breach announcement. It contains 476,471 records, and the name suggests a focus on Brazilian accounts, though HEROIC has not independently confirmed the nationality of every record, so treat that as a likely pattern rather than a verified fact. The confirmed data includes email addresses, plaintext passwords, and the URLs tied to each login. Why This Is Dangerous: Nearly half a million credential pairs sitting in plaintext is a serious volume of ready-to-use logins. No breach notification, no news coverage, just a file quietly circulating among people who trade stolen data, while everyone inside it remains unaware. What Was Exposed: - Email addresses and usernames - Plaintext passwords - URLs showing where each credential pair was used Why This Matters: Large regional combolists like this one are frequently used for automated credential stuffing and localized phishing campaigns, since attackers can tailor fake login pages or fraud attempts to match services common in that region. Reused passwords remain the single biggest factor turning this data into an actual account takeover. How a Telegram Combolist Like This Works: Files like Brazil New Part 4 are typically compiled from a mix of phishing campaigns, stealer malware logs, and older breach data focused on a specific country or region, then packaged and shared in parts through Telegram channels that specialize in trading stolen credentials. Check If You Are Affected: HEROIC's free breach scanner checks your email against more than 400 billion leaked records, including this combolist. Run a scan to see if your credentials are among the 476,471 exposed records.