The prdscloud 497logs Leak: 411 Passwords Exposed. Yours Might Be One.

HEROIC analysts identified and verified a stealer log file called prdscloud 497logs 396634397243, which was uploaded to Telegram in September 2023. The file contained 411 records pulled from infected devices, each including an email address, a plaintext password, and a URL showing exactly which service the victim was using. Though smaller than many stealer log batches, every record in this file represents a real person whose active credentials were handed directly to criminals.

Why This Is Dangerous

The prdscloud campaign targeted cloud-connected endpoints, meaning the credentials captured here are likely tied to business tools, cloud platforms, and services people rely on daily. The "497logs" designation and long numeric identifier are typical of organized infostealer operations that process thousands of infected machines and sort the output into numbered batches.

Plaintext passwords require no additional work from an attacker. The moment this file was downloaded from Telegram, every email and password pair in it was ready to use. There is no encryption layer protecting these credentials.

What Was Exposed

• Email Addresses - the primary login identifiers for all 411 affected accounts
• Plaintext Passwords - unencrypted, immediately usable for unauthorized access
• URLs - the exact services each victim was authenticated on at the time of infection

Why This Matters for Real People

Even a batch of 411 records is enough to cause real harm. Criminals don't need millions of records to ruin someone's financial life or compromise a business. A single working email and password can open the door to an email account, which then gives access to password reset flows for banks, payment processors, and corporate systems.

Credential stuffing tools make it easy to test these combinations at scale. If any victim reused their password on another site, that account is likely compromised too. Identity theft, unauthorised financial transactions, and account lockouts are all likely outcomes. Victims often don't discover what has occured for days or weeks.

How Stealer Logs Are Created and Distributed

The prdscloud 497logs file is the product of an infostealer malware campaign. Infostealers are a category of malicious software that run silently on a victim's device, scooping up saved passwords, session tokens, and browsing data without triggering any visible alerts.

Victims typically recieve the malware through a malicious download, a phishing email, or a trojanized software installer. Once the malware runs, it collects credentials from all browsers on the machine, including saved passwords, autofill data, and active login sessions. It compresses the results into a log file and sends it back to the operator.

The operator then organizes the logs into numbered batches, like "497logs", and distributes them on Telegram. Some batches are sold for profit. Others are shared freely as part of criminal reputation building or group access agreements. Either way, the data ends up in multiple hands very quickly.

Check If You Were Affected

If you used cloud-connected services in mid to late 2023 and are not sure whether your device was clean, your credentials may be in this file. HEROIC's free breach scanner checks your email against a database of over 400 billion records, including this prdscloud batch and thousands of similar stealer log collections.

Scan your email for free at HEROIC and see if your data was caught in this or any other breach in our database. It takes less than a minute.