Breach Intelligence Report 13 Apr 2026

Inside the Leak: 724 USA Mail Logins Stored in Plaintext

HEROIC
HEROIC Threat Intelligence Team
Email Addresses Plaintext Password Urls
Stealer Logs 730X USA Mail Access By Kommander0 26.06 uploaded by a Telegram User
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Records Exposed 724
Source Type Stealer log
Origin United States
Password Type plaintext

Small leaks can still tell a big story. A file titled 730X USA Mail Access By Kommander0 26.06 uploaded by a Telegram User surfaced on Telegram in June 2025 with just 724 records, but one detail stands out immediately: every single password inside is stored in plain, unencrypted text.


Why This Is Dangerous

Plaintext is the detail that changes everything. There's no hashing, no scrambling, nothing standing between a criminal opening this file and beleive it or not, instantly readable passwords sitting right next to each email address they belong to.


What Was Exposed

  • 724 total records
  • Email Addresses
  • Plaintext Password
  • URLs for each mail account

Why This Matters

With only 724 accounts, this leak is small compared to some of the massive dumps out there, but size doesn't change the outcome for the people affected. Each one of these plaintext passwords occured to be captured while it was actively in use, meaning it's likely still the real password on the account today.


How Stealer Logs Work

The "Mail Access" label tells us this file was filtered down specifically to email logins after malware harvested a wider batch of credentials from infected devices. Once sorted, the plaintext passwords and matching addresses were packaged together and shared under the Kommander0 name on Telegram.


Check If You Are Affected

Even a small leak deserves a quick check. HEROIC's free breach scanner searches more than 400 billion leaked records, so you can confirm in seconds if your email is one of the 724 accounts exposed here and change your password right away if it is.

Breach Breakdown

Domain 730X USA Mail Access By Kommander0 26.06 uploaded by a Telegram User
Leaked Data Email Addresses,Plaintext Password,URLs
Password Types plaintext
Date Leaked 13 Apr 2026
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Breach Rank #23,453 by affected users
Impact Score
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Est. Financial Impact $5.2K 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

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