Your Data May Already Be Out There. Fresh UHQ MIX Exposed 850 Records.

HEROIC analysts identified this stealer log on 18-Jul-2026. The breach exposed 850 records, with stolen data including email addresses, plaintext passwords, and URLs. The source is identified as the 850 x Fresh Valid UHQ MIX collection.

Why This Is Dangerous

This collection is labeled "UHQ" meaning ultra-high quality, a term used by cybercriminals to describe credential sets that have been verified as active and working. Verified credential lists command higher prices and are used almost immediately after distribution. Every account in this set has been confirmed valid by the threat actor, meaning victims in this breach face an extremely high probability of unauthorized account access.

What Was Exposed

• Email Addresses
• Plaintext Passwords
• URLs (websites and services accessed by victims)

Why This Matters

Verified credential sets like this one are used for targeted account takeovers rather than mass spray attacks. Attackers focus on accounts tied to financial services, business email, and platforms that hold personal data. Once inside an account, they can drain funds, harvest sensitive documents, impersonate the victim, or escalate access to connected services. Acting quickly to change passwords and enable two-factor authentication is the most effective defense.

How Stealer Logs Work

Infostealer malware harvests credentials by reading directly from the encrypted storage areas where browsers save passwords. When a user saves a login in Chrome, Firefox, or Edge, the browser encrypts it locally but the infostealer can decrypt and export it. The malware also captures session cookies, which can allow attackers to bypass password authentication entirely. These packages are uploaded to Telegram channels and sold to buyers looking for instant account access.

Check If You Are Affected

HEROIC offers a free breach scanner that searches 400 billion records. Search your email address now to see if your credentials appear here or elsewhere. Free, takes seconds.