Breach Intelligence Report 15 May 2026

Mixed Domains Stealer: 12K Records March 2026

HEROIC
HEROIC Threat Intelligence Team
Email Addresses Plaintext Password Urls
Stealer Logs 12K Mixed Domains uploaded by a Telegram User
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Records Exposed 12,400
Source Type Stealer log
Origin United States
Password Type plaintext

Diverse Domain Stealer Leak

In March 2026, a stealer log containing credentials from mixed domains exposed 12,400 compromised records. The breach included email addresses, plaintext passwords, and endpoint URLs from systems across multiple industries and geographies.

Why Mixed Domains Matter

Mixed domain leaks indicate broad stealer distribution across diverse targets. Rather than focusing on one industry, this type of leak suggests attackers cast wide nets with malware. The variety means potential targets include corporate workers, small buisness owners, and individuals.

Exposed Data

  • Email Addresses (12,400 accounts)
  • Plaintext Passwords (fully exposed)
  • System URLs and domain information

The Economics of Diversity

Stealer logs mixing many domains are more valiable than single-target leaks. Criminals can resale the same batch to multiple specialized attack groups, each targeting their preferred industries or geographies.

How Mixed Stealer Logs Are Compiled

Rather than coordinated campaigns, mixed domain logs aggregate credentials from opportunistic malware distribution. Each infected system contributes its stolen data, creating diverse, hard-to-predict datasets.

Your Action Plan

Search this database for your email immediatly. If found, change all passwords across every service, especially corporate accounts that might expose employer networks.

Breach Breakdown

Domain 12K Mixed Domains uploaded by a Telegram User
Leaked Data Email Addresses,Plaintext Password,URLs
Password Types plaintext
Date Leaked 15 May 2026
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Private & Secure No Account Needed 2,299 scanned today
Breach Rank #N/A by affected users
Impact Score
1
sensitivity + scale + recency
Est. Financial Impact $89.7K fraud, phishing & misuse risk
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Your Personal Information is Exposed

We found your data exposed in multiple breaches. This includes:

  • Email addresses
  • Passwords
  • Phone numbers
  • Financial information
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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

Recommended
Identity Protection

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