Breach Intelligence Report 01 Apr 2026

Hotmail Users Are the Target in This 2,312-Record Telegram Leak

HEROIC
HEROIC Threat Intelligence Team
Email Addresses Plaintext Password Urls
Stealer Logs Hotmail uploaded by a Telegram User
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Records Exposed 2,312
Source Type Stealer log
Origin United States
Password Type plaintext

This leak has one target in mind: Hotmail users. Uploaded to Telegram under the plain name "Hotmail," the file contains 2,312 records, every single one tied to a Hotmail or Outlook style email address paired with its plaintext password.


Why This Is Dangerous

Targeting one email provider instead of grabbing a random mix of accounts isn't an accident. Hotmail and Outlook accounts are often linked to Microsoft services, work logins, and password recovery for other sites, wich makes them definately more valuable to an attacker than a random, unconnected email address.


What Was Exposed

  • 2,312 total records
  • Email addresses
  • Plaintext passwords
  • URLs tied to each login

Why This Matters

If you use Hotmail or Outlook and your password is one of the 2,312 exposed here, an attacker could get into far more than just your inbox. Linked Microsoft accounts, saved documents, and any site where you used "sign in with Microsoft" could all be reachable through that one compromised login.


How Stealer Logs Work

Files that target a single email provider are usually filtered down from a larger stealer log haul. Malware collects every saved password on an infected device, then whoever processes the log sorts it by domain, in this case pulling out just the Hotmail and Outlook entries to package and share separately as a focused, easier to sell file.


Check If You Are Affected

If you rely on Hotmail or Outlook, it's worth checking sooner rather than later. HEROIC's free breach scanner searches more than 400 billion leaked records, so you can see immediately if your account is part of this 2,312 record leak.

Breach Breakdown

Domain Hotmail uploaded by a Telegram User
Leaked Data Email Addresses,Plaintext Password,URLs
Password Types plaintext
Date Leaked 01 Apr 2026
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Est. Financial Impact $16.7K 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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