Inside processed_20250811_201850: How Malware Harvested 990 Logins

HEROIC analysts identified a stealer log file named processed_20250811_201850, uploaded to a Telegram channel on August 11, 2025. Though smaller than many similar dumps, it contains 990 highly sensitive records made up of email addresses, plaintext passwords, and the URLs those credentials unlock.

Why This Is Dangerous

Because these passwords are stored in plaintext and matched to a specific URL, there is nothing standing between this file and a working login. Anyone who downloads it can immediately access the exact accounts each victim used, with no password cracking or guesswork needed.

What Was Exposed in the processed_20250811_201850 Stealer Log

• Email addresses tied to infected devices
• Plaintext passwords, stored with no encryption
• URLs showing exactly which sites and services each login belongs to

Why This Matters

Even a smaller log like this one, with 990 records, can cause outsized damage because the credentials are ready to use immediately. If any of the affected accounts share a password with an email provider, bank, or work login, the person behind it faces real risk of credential stuffing, account takeover, identity theft, or financial fraud.

How Stealer Logs Like This One Are Made

A stealer log is created by malware that quietly infects a device, often through a fake download, cracked software, or a malicious attachment. Once running, it scans the browser for anything saved there, logins, autofill data, and session details, then sends it all back to whoever controls the malware. That information is bundled into a file, such as processed_20250811_201850, and uploaded to Telegram channels where it can be sold or shared. Because the malware captures everything saved on an infected device at once, even a small file like this can expose logins tied to several unrelated accounts.

Check If You Are Affected

If you are unsure whether your device has ever been infected with stealer malware, HEROIC's free breach scanner checks your email against a database of more than 400 billion leaked records. It takes seconds to see if you are exposed, so you know exactly which passwords to change.