Imagine Your Login Sold: MRBESTCLOUD Leaks 2M Records

Picture waking up, checking your email, and finding login attempts from a country you have never visited. That is the reality now facing victims of MRBESTCLOUD_Part001, a stealer log HEROIC analysts traced to a Telegram upload on April 16, 2026. The file contains 2,083,832 stolen records made up of email addresses, plaintext passwords, and the login URLs those credentials unlock.

Why This Scenario Is Closer Than You Think

Somewhere in this file, a real person saved their email password in their browser, never expecting malware to be watching. Now imagine that same person's banking login, social media account, and work email are all one click away for a stranger who bought this list for a few dollars. That is exactly what a stealer log like this makes possible.

What Was Exposed

• Email addresses
• Plaintext passwords
• Associated login URLs

Why This Matters

With over two million plaintext credentials in circulation, attackers have more than enough material to run automated credential stuffing campaigns. Anyone who reused a password across multiple sites faces a real chance of account takeover, followed by identitiy theft or financial fraud once the attacker gains access to email or banking accounts.

How a Breach Like MRBESTCLOUD_Part001 Happens

It usually starts small, a free game download, a cracked app, or a link in a suspicious email. Once the stealer malware runs, it quietly copies every saved password and browser session from the device and sends the haul back to the attacker. Multiple infected computers get combined into one massive log, labeled and split into parts like this one, before being sold or shared on Telegram.

Check If You Are Affected

With over 2 million records in this leak alone, checking your exposure only takes a minute. HEROIC's free breach scanner searches a database of more than 400 billion exposed records to tell you if your information was part of this breach. Run a free scan now to find out.