Breach Intelligence Report 18 Apr 2026

Act Now: Mansory Stealer Log Leaks 2.14 Million Credentials

HEROIC
HEROIC Threat Intelligence Team
Email Addresses Plaintext Password Urls
Stealer Logs Mansory 1 uploaded by a Telegram User
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Records Exposed 2,141,869
Source Type Stealer log
Origin United States
Password Type plaintext

A stealer log labeled "Mansory 1" surfaced on Telegram in November 2025, and the numbers behind it are hard to ignore. This single file contains 2,141,869 exposed records, each one pairing an email address with a plaintext password. When a leak reaches into the millions, the odds that your own information sits somewhere inside climb sharply, and that's exactly why this one deserves immediate attention.


Why This Is Dangerous

At over two million records, the Mansory leak gives attackers an enormous list to work through. They don't need to target anyone specific, they just run automated scripts that test every email and password pair against popular websites untill something works. With a file this large, thier chances of success go up simply because of the sheer volume of credentials to try.


What Was Exposed

  • Email addresses tied to real user accounts
  • Plaintext passwords stored without any encryption
  • URLs revealing which services the logins belong to
  • 2,141,869 total records exposed in this single leak

Why This Matters

Leaks of this size don't stay quiet for long. Once a file like Mansory 1 starts circulating, it gets copied, repackaged, and resold across multiple Telegram channels and forums, becuase criminals know a list this big is worth sharing widely. The longer it circulates, the more people get a chance to try those credentials, which means acting fast matters more than usual here.


How Stealer Logs Work

Stealer log malware infects a device quietly, often bundled inside pirated software or a fake update, and then harvests saved passwords, autofill data, and browser cookies without the victim noticing anything unusual. A leak the size of Mansory 1 likely represents credentials pulled from thousands of infected machines over time, all combined into one massive file before being uploaded and sold.


Check If You Are Affected

With over two million records involved, checking your exposure isn't optional, it's necessary. HEROIC's free scanner searches a database of more than 400 billion breached records in seconds. Run your email through it now, and if you get a match, change that password immediately and avoid reusing it anywhere else.

Breach Breakdown

Domain Mansory 1 uploaded by a Telegram User
Leaked Data Email Addresses,Plaintext Password,URLs
Password Types plaintext
Date Leaked 18 Apr 2026
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Private & Secure No Account Needed 3,664 scanned today
Breach Rank #1,188 by affected users
Impact Score
40
sensitivity + scale + recency
Est. Financial Impact $15.5M 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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