The Suncloud 100 6-5.23 Stealer Log Could Unlock Your Bank, Email, and Social Media

In May 2023, HEROIC analysts identified a stealer log file labeled Suncloud 100 6-5.23 that was uploaded to Telegram carrying 1,941 credential records harvested directly from compromised devices. Each record in the file pairs an email address with a plaintext password and the exact URL of the login page where the credential was captured. The structure of this data is what makes it so dangerous: it does not just expose one account, it hands attackers a map to every service the victim uses, creating a chain of access that can reach from banking portals to personal email to social media in a single sitting.

Why This Is Dangerous

The Suncloud 100 6-5.23 file contains plaintext passwords, which means no cracking is required. Any attacker who downloads this Telegram upload can immediately begin testing those email-and-password combinations against the services listed in the included URLs. Because people widely reuse passwords, a single credential pair can often unlock accounts well beyond the original captured URL. The chained access risk is real: gaining entry to an email inbox alone grants an attacker the ability to trigger password resets on every other account linked to that address, effectively providing access to finantial services, social media, and cloud storage without needing any additional credentials.

What Was Exposed

• Email Addresses
• Plaintext Passwords
• URLs (the exact login pages where each credential was captured from an infected device)

Why This Matters

The 1,941 records in the Suncloud 100 6-5.23 file represent 1,941 people whose login credentials are now in the hands of criminals. Each record is a potential entry point to multiple accounts. Attackers using credential stuffing tools can cycle through these pairs against banking platforms, email providers, e-commerce sites, and corporate login pages automatically. When one login succeeds, the attacker can access stored payment methods, reset passwords on linked accounts, harvest personal information for identity theft, or sell the access to other criminals. The downstream consequences of a single stealer log record can unfold across weeks and involve many seperate services the victim never thought to check.

How Stealer Logs Work

Infostealer malware spreads through phishing emails, fake software downloads, pirated content, and malicious browser extensions. Once a device is infected, the malware runs silently, intercepting login credentials as they are typed or autofilled into any website and recording the associated URL. This data is sent back to the operator's server in real time. The operator compiles device harvests into numbered log files and distributes them through closed Telegram channels where they are traded or sold. Unlike a conventional database breach where data is extracted from a company's servers, a stealer log is assembled from individual real-time user sessions, making the data highly current and directly tied to aktive accounts at the moment of capture. HEROIC analysts confirmed this dataset contained real, usable credentials.

Check If You Are Affected

HEROIC's free breach scanner searches more than 400 billion records, including the Suncloud 100 6-5.23 stealer log from the May 2023 Telegram upload. If your email address or password appeared in this dataset, HEROIC will identify it and provide immediate steps to lock down your accounts before the chained access risk becomes real. A scan takes seconds and costs nothing. Run your free scan at HEROIC now.