The WorkingSMTP PRIVATE wrtcloud Data Just Went Public on the Dark Web

HEROIC analysts identified this stealer log on 27-Mar-2026. The breach exposed 243 records, with stolen data including email addresses, plaintext passwords, and URLs. The source is identified as WorkingSMTP PRIVATE wrtcloud uploaded by a Telegram User.

Why This Is Dangerous

The name WorkingSMTP PRIVATE suggests this file contained verified, active email server credentials. SMTP credentials are used to send email through mail servers, and when stolen, they can be abused to send spam or phishing messages at scale using a victim's own email account. Combined with the plaintext passwords and URLs in this breach, attackers have direct login access to the affected accounts. Once inside an email account, an attacker can reset passwords for banking, shopping, and social media accounts linked to that address.

What Was Exposed

• Email Addresses
• Plaintext Passwords
• URLs

Why This Matters

Email account access is one of the most damaging forms of credential theft because it is the recovery method for nearly every other online account. An attacker with access to a victim's email can trigger password resets on banking apps, social media profiles, and e-commerce accounts. The plaintext passwords in this breach also put any other accounts where victims reused the same password at immediate risk. The data was shared on Telegram, meaning it reached a wide audience of potential attackers.

How Stealer Logs Work

Stealer malware is installed on a victim's device through phishing links, fake downloads, or compromised software. Once running, it silently records login credentials as the victim uses their computer, capturing email addresses, passwords, and the URLs of every site they log into. The collected data is packaged into a log and sent to the attacker. These logs are then shared or sold on Telegram channels, where they circulate among cybercriminals who use the stolen credentials to access accounts.

Check If You Are Affected

HEROIC offers a free breach scanner that searches 400 billion records from known breaches. Search your email address now to find out if your credentials appear in this breach or others. The scan is free and takes seconds.