What the APRIL 11 – 650 LOGS Breach Means for 7,866 Affected Users

In December 2023, a Telegram user uploaded a stealer log file labeled "APRIL 11 - 650 LOGS," exposing 7,866 records pulled from infected devices in the United States. HEROIC analysts reviewing the file found that each record includes an email address, a plaintext password, and a URL identifying the associated service. Anyone who obtained this file received direct access to real user accounts with zero additional effort.

Why This Is Dangerous

Stealer logs expose credentials in their rawest form. When passwords are stored in plaintext rather than hashed, there is no barrier between a threat actor and the affected accounts. Most people reuse passwords, so a single compromised credential can give attackers access to email, banking, social media, and workplace systems all at once.

This particular log was distributed freely on Telegram, meaning it was not sold to one buyer but spread to potentially hundreds of people simultaneously, making the exposure difficult to contain once it hit public channels.

What Was Exposed

• Email addresses
• Plaintext passwords
• Associated service URLs

Why This Matters

Even though 7,866 records sounds like a modest number, each one represents a real person whose private credentials are now circulating among cybercriminals. The December 2023 date on this leak also means many affected users have had no idea their credentials were exposed for well over a year, giving threat actors a long window to quietly use stolen access before anyone notices anything wrong.

How Stealer Logs Work

Stealer malware typically arrives through phishing emails, fake software downloads, or malicious browser extensions. Once installed on a device, it silently harvests saved passwords and other browsing data before sending everything back to the attacker's server.

The attacker then compiles the harvested data into log files, often organized by date or campaign name. These logs are either sold on underground marketplaces or, as happened here, uploaded directly to Telegram channels where other criminals can download them for free. Because the malware runs quietly in the background, most victims never realize they have been compromised until they notice unauthorized account activity.

Check If You Are Affected

Use HEROIC's free breach checker at heroic.com to search your email address against thousands of known breach databases and find out if your information was included in this or any other leak.