Breach Intelligence Report 14 May 2026

40K Mix Stealer Log Targets Everyday Users: 39,781 Exposed

HEROIC
HEROIC Threat Intelligence Team
Email Addresses Plaintext Password Urls
Stealer Logs 40K Mix uploaded by a Telegram User
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Records Exposed 39,781
Source Type Stealer log
Origin United States
Password Type plaintext

Not every leak involves a big-name company. The "40K Mix" stealer log that appeared on Telegram is a grab bag of 39,781 records pulled from ordinary people's computers, regular folks who happened to click the wrong download link.


Why This Is Dangerous

These mixed combolists are dangerous precisely because they are not tied to one single company or website. The victims here span dozens of different services accross the internet, meaning there is no single "reset your password here" notice anyone is going to send out. Most people won't even know thier information is in this file untill it's used against them.


What Was Exposed

  • 39,781 total records
  • Email Addresses
  • Plaintext Password
  • URLs

Why This Matters

If you are an average internet user with logins spread across email, shopping, and streaming accounts, this is exactly the kind of leak that could include you. It doesn't discriminate by company size or industry, it just grabs whatever the infected device had saved.


How Stealer Logs Work

An infostealer infects a device, harvests every saved password and cookie it can find in the browser, and packages it all up regardless of which sites those credentials belong to. That is why a single "mix" file like this one can contain logins for email providers, retailers, and random forums all at once.


Check If You Are Affected

Since this type of leak can affect literally anyone, it is worth taking thirty seconds to check. HEROIC's free scanner searches over 400 billion leaked records for your email address, so you can see right away if you were one of the 39,781 people caught up in this one.

Breach Breakdown

Domain 40K Mix uploaded by a Telegram User
Leaked Data Email Addresses,Plaintext Password,URLs
Password Types plaintext
Date Leaked 14 May 2026
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Private & Secure No Account Needed 3,727 scanned today
Breach Rank #N/A by affected users
Impact Score
2
sensitivity + scale + recency
Est. Financial Impact $287.9K fraud, phishing & misuse risk
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Identity Theft Risk Score

Risk Score: 8.7/10 - Critical

Data Exposure Analysis

Passwords Critical
Financial High
Personal Medium
Social High
Security Critical

Breach Timeline Analysis

March 2024 Multiple credentials exposed in recent data breach
January 2024 Password found in dark web marketplace
December 2023 Personal information leaked in major security incident

Security Recommendations

High Priority
Password Security

Critical: Change compromised passwords immediately and enable 2FA on all accounts

Important
Financial Protection

Monitor credit reports and set up fraud alerts with major credit bureaus

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Identity Protection

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