4,714 Passwords Exposed: Dec 2024 Logs Stealer

HEROIC analysts identified a stealer log upload on December 19, 2024, shared publicly to a Telegram channel by an anonymous user. The file, labeled "Logs_19 December," contained 4,714 records harvested from compromised endpoints. What makes this particular log alarming is the direct exposure of plaintext passwords alongside email addresses and associated URLs, a combination that gives attackers everything they need to walk straight into affected accounts without any additional effort. The data appears to have been collected by information-stealing malware running silently on infected machines, then bundled and distributed through Telegram's open channel structure.

Why This Stealer Log Is Dangrous

When attackers recieved a file like this, they do not need to crack anything. The passwords are already in plain text, readable by anyone who downloads the log. A criminal can open this file, copy a username and password, and log into your email, banking app, or work system within minutes. The included URLs tell them exactly which services those credentials belong to, so there is no guesswork involved. Even if you have not noticed anything wrong yet, your accounts may have already been accessed quietly in the backround.

What Was Exposed

• Email Addresses
• Plaintext Passwords
• URLs (including API host endpoints)

Why This Matters for Your Security

Stealer logs like this one fuel a specific and dangerous chain of events. Once criminals have your email and password in plaintext, they will try that same combination on dozens of other services you likely use, a technique called credential stuffing. Many people reuse passwords across multiple accounts, which means one compromised endpoint can open the door to your bank, your shopping accounts, your social media, and even your workplace systems. Identity theft and financial fraud become very real possibilities when this kind of data circulates freely on Telegram. The risk does not disappear after a few weeks either. These logs get shared, resold, and reused for months or years.

How Stealer Log Breaches Work

A stealer log breach starts with malware. Someone, often without realizing it, downloads a malicious file or clicks a link that installs an infostealer program on their computer. This program runs quietly in the backround, watching for passwords saved in browsers, login forms being filled out, and stored credentials in applications. It captures everything it finds, including the website URLs where those credentials were used, then packages it all up and sends the data back to the attacker. The attacker then sorts and bundles these logs, sometimes selling them and sometimes sharing them freely on platforms like Telegram to build reputation or simply to cause harm. The victim often has no idea this has occured until their accounts start showing unauthorized activity.

Check If You Are Affected

If your email address or password appeared in this log or any of the thousands of other breach files circulating online, you deserve to know about it. HEROIC offers a free breach scanner at heroic.com that checks your information against a database of over 400 billion exposed records. It takes only seconds to run a search, and the results can tell you exactly which breaches your data has appeared in. Do not believe that you are too small a target to be affected. Stealer logs capture everyone indiscriminately, from everyday users to IT professionals. Check your exposure today and take action before someone else does.