If You Reuse Passwords, WATERCLOUDz 198 PIECE Has Your Credentials

On June 6, 2023, a Telegram user uploaded a stealer log package labeled "WATERCLOUDz 198 PIECE - 06.06" containing 2,033 compromised records. The name encodes everything: the operator (WATERCLOUDz), the file count (198 individual log pieces), and the exact date (June 6, written as 06.06). If you have ever reused a password across multiple websites -- and most people have -- every account that shares a password with any site in this leak is now vulnerable. HEROIC's DarkHive platform detected and indexed this upload as part of its continuos monitoring of Telegram-based credential distribution channels.

Why This Is Dangerous

Password reuse is what turns a 2,033-record stealer log into a much larger problem. Each of the 2,033 credential pairs in this package includes the specific website where it was stolen. But attackers do not stop there -- they test each email-password combination against dozens of other popular services using automated credential stuffing tools. Banking sites, email providers, cloud storage, workplace portals. If your password for one site matches another, that account falls too. The 198 devices in this package each contributed multiple accounts, and those accounts are now being tested systematically.

What Was Exposed

• Email Addresses: 2,033 email addresses extracted from infected devices across 198 individual log sessions
• Plaintext Passwords: Unencrypted passwords captured directly from browser saved credentials by infostealer malware
• URLs: The specific websites and services where each credential pair was captured, enabling targeted account attacks and cross-site testing

Why This Matters

The inclusion of the exact date (06.06) in the upload name signals a scheduled, professional operation. WATERCLOUDz uploads batches tied to specific calander dates as a freshness signal to subscribers -- meaning these 2,033 credentials were recently harvested when distributed. Subscribers received data that was days or weeks old at most, giving attackers a high probability of success before any affected user had a chance to change their passwords. Dated releases are one of the indicators HEROIC monitors to identify sustained, organized credential theft operations.

How Stealer Log Operations Work

Operations like WATERCLOUDz use infostealer malware deployed through phishing, pirated software, fake browser extensions, and malicious downloads to harvest saved passwords from infected devices. The stolen credentials are packaged into individual log files -- 198 in this case -- organized by infection session and branded under the operator's identity. These files are uploaded to Telegram on a scheduled basis, often tied to specific dates as a freshness signal to subscribers. Each recipient can immediately run credential stuffing attacks against any service they choose.

Check If You Are Affected

HEROIC's free breach scanner searches more than 400 billion exposed records including Telegram stealer log distributions like this WATERCLOUDz June 2023 upload. If your email address appears in this file or any of the thousands of other breaches in our database, you will receive an instant notification detailing what was exposed. Enter your email now and find out if WATERCLOUDz distributed your credentials on June 6, 2023.