Breach Intelligence Report 27 May 2025

Inside the LeakBase 4.7_files Database: How 150,720 Users Were Stolen

HEROIC
HEROIC Threat Intelligence Team
Email Address Homepage Url Plaintext Password
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Records Exposed 150,720
Source Type Stealer log
Origin Darkweb
Password Type Plaintext

HEROIC found the LeakBase 4.7_files logs by Chucky Stealer log breach dated April 2024, exposing 150,720 records including email addresses, homepage URLs, and plaintext passwords from LeakBase 4.7_files logs by Chucky, an infostealer credential dump distributed on criminal forums.


Why the LeakBase 4.7_files Breach Is Dangerous

Plaintext passwords combined with email addresses give attackers immediate access to victim accounts. Criminals use these credentials for account takeover across banking, email, and social media platforms where users have reused the same password. The homepage URLs reveal which specific sites victims use, making targeted attacks more precise and effective.

What Was Exposed in the LeakBase 4.7_files Leak

  • Email addresses
  • Plaintext passwords
  • Homepage URLs

Why This LeakBase 4.7_files Data Puts You at Risk

Plaintext passwords from infostealer logs are immediately weaponized for credential stuffing attacks across hundreds of popular websites. If you reuse passwords, a single exposed credential can unlock your email, bank, and social media accounts. Attackers also leverage homepage URLs to identify which platforms victims actively use, enabling targeted account takeover attempts that result in identity theft and financial fraud.


How Stealer Logs Work

Stealer logs are created by infostealer malware that infects victim devices through phishing emails, malicious downloads, or software vulnerabilities. Once installed, the malware silently harvests saved browser passwords, cookies, and form data before transmitting the stolen credentials to criminal operators. The logs are then compiled and sold or shared on underground forums for use in account takeover attacks.


Check If Your Data Was Exposed

HEROIC operates one of the world's largest breach databases, covering more than 400 billion leaked records. Use HEROIC's free breach scanner to check if your email address or credentials appeared in the LeakBase 4.7_files logs by Chucky leak or thousands of other breaches in our database.

Breach Breakdown

Domain N/A
Leaked Data Email Address, HomePage URL, Plaintext Password
Password Types Plaintext
Date Leaked 27 May 2025
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Private & Secure No Account Needed 2,733 scanned today
Breach Rank #3,343 by affected users
Impact Score
6
sensitivity + scale + recency
Est. Financial Impact $1.1M fraud, phishing & misuse risk
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Your Personal Information is Exposed

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

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  • 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

Enable advanced identity monitoring and dark web surveillance