The hotmail.de Leak Put 1,637 People at Risk of Account Fraud

HEROIC analysts identified this stealer log on 13-Dec-2024. The breach exposed 1,637 records, with stolen data including email addresses, plaintext passwords, and URLs. The source is identified as hotmail.de uploaded by a Telegram User.

Why This Is Dangerous

Hotmail email accounts are often connected to Microsoft services, including OneDrive, Outlook, and Xbox. With the email address and matching plaintext password from this breach, an attacker can log into the account directly and gain access to all linked Microsoft services and any personal files stored there.

What Was Exposed

• Email Addresses
• Plaintext Passwords
• URLs

Why This Matters

Stolen email credentials are frequently used to launch credential stuffing attacks against banking portals, online stores, and social media platforms. Account takeovers from breaches like this can lead to unauthorized purchases, identity theft, and long-term fraud that is difficult to reverse.

How Stealer Logs Work

A stealer log is the result of malware designed to harvest passwords from infected devices. Once installed, the malware quietly copies credentials from browsers and apps, then sends them to the attacker. The resulting data files are distributed through private Telegram channels and dark web marketplaces where buyers use them to commit account fraud.

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.