1,030 Records Leaked in Xavier Group Stealer Log Breach
HEROIC analysts found a stealer log on a Telegram channel containing 1,030 records tied to an organization identified in the file as Xavier Group. The data was uploaded on August 16, 2025, and includes email addresses, plaintext passwords, and internal URLs pulled directly from an infected device.
Why This Is Dangerous
Because the passwords in this log are plaintext rather than hashed, anyone who obtains the file can log in immediately, with no cracking or guessing required. Even at a smaller scale, the URLs included in the leak give an attacker a starting point for where those credentials might actually work.
What Was Exposed
- 1,030 individual records
- Email addresses
- Plaintext passwords
- Internal and endpoint URLs
- Data first observed: August 16, 2025
- Origin: United States
Why This Matters
A smaller leak is no less dangerous to the people in it. Plaintext passwords work the moment they are downloaded, and because so many people reuse the same password across accounts, a single credential from this leak can be tried against email, banking, or workplace logins through automated credential stuffing, leading to account takeover or financial fraud.
How Stealer Logs Work
A stealer log is generated by infostealer malware that infects a device and quietly copies saved browser passwords, autofill data, and visited URLs before sending it all back to the attacker. Because the data is pulled straight from the browser, it appears in plaintext instead of the hashed form a legitimate company database would use. Logs like this one are then packaged and traded on platforms like Telegram, exactly where HEROIC researchers found this one.
Check If You Are Affected
If you think you may have credentials tied to Xavier Group, or you simply want to know whether your passwords have surfaced in a leak like this, run a free check with HEROIC's breach scanner. It searches a database of more than 400 billion leaked records to show you instantly whether your information has been exposed.
Breach Breakdown
1,030 passwords exposed. Is yours one of them?
Enter your email to scan this breach plus 400B+ other leaked records. If you're compromised, we'll show you exactly where and what to change.
Free forever · No account required · Results in seconds
/img/qr-code.png)