3.6K Mix Combo List Leak: What Attackers Can Do With 3,223 Records

HEROIC analysts identified a stealer log dump labeled "3.6K Mix Combo list Full Valid," uploaded to a Telegram channel on 08-Jun-2026. The file contained 3,223 records, including email addresses, plaintext passwords, and the URLs of the sites where those logins were used.

What Attackers Can Do With This 3.6K Combo List Leak

Because every password in this file is stored in plaintext and matched to the exact website it belongs to, an attacker does not need to guess, crack, or decrypt anything. They can simply plug each email and password pair into the matching login page and attempt to walk straight into the account, whether that is an email inbox, a shopping account, or something more sensitive.

What Was Exposed

• Email addresses
• Plaintext passwords
• URLs of the websites tied to each login

Why This Matters

Ready-to-use, site-specific credentials like these make immediate account takeover possible on any service where the password is still valid. If a person reused one of these passwords on their email, banking, or social media accounts, attackers can also run credential stuffing attempts to break into those accounts too.

How Stealer Logs Work

Stealer log malware infects a device, often disguised as cracked software or a malicious download, and quietly records saved logins, autofill entries, and browser session data as they are used. The results are compiled into a log file, sometimes relabeled or repackaged as a "combo list" before being sold or shared on Telegram channels and dark web forums.

Check If You Are Affected

If you think your email or login details might be part of this leak, use HEROIC's free breach scanner to check right away. It searches a database of more than 400 billion breached and leaked records to tell you if your information has been exposed and what to do next.