How This Stealer Log Led to 1,128 Stolen Logins: Hotmails Breach

HEROIC analysts identified this stealer log on 04-Feb-2025. The breach exposed 1,128 records, with stolen data including email addresses, plaintext passwords, and URLs. The source is identified as Hotmails uploaded by a Telegram User.

Why This Is Dangerous

This breach targets Hotmail and Outlook account holders specifically. With 1,128 plaintext email and password pairs, attackers have immediate access to try logging into victims' primary email accounts. Because Hotmail and Outlook accounts are commonly used as recovery contacts for banking, shopping, and social media, a single compromised account can give attackers control over many linked services.

What Was Exposed

• Email Addresses
• Plaintext Passwords
• URLs

Why This Matters

Email account takeovers are particularly harmful because email is the key to resetting passwords on virtually any other online account. Attackers who access your inbox can request password resets for banking, social media, and shopping accounts and intercept the confirmation emails before you see them. This breach is a direct pathway to identity theft, financial fraud, and account takeover across multiple platforms.

How Stealer Logs Work

Stealer logs are files created when malware infects a device without the user's knowledge. The malware captures every login credential typed into a web browser, harvests saved passwords from the device, and records the URLs of websites visited. Once collected, these files are packaged and shared or sold through private Telegram channels and dark web forums.

Check If You Are Affected

HEROIC offers a free breach scanner that searches 400 billion records from known breaches. Search your email address now to find out if your credentials appear in this breach or others. The scan is free and takes seconds.