Weeks After Leaking, Xavier Group’s 261,568 Records Still Exposed

It has been more than two months since the file known as Xavier_Ulp - 360440 Xavier_Group first surfaced in a Telegram channel, and it is still sitting there, fully accessible, exposing 261,568 records that nobody has done anything about. Time doesn't make a leak like this less dangerous, if anything it gives more people the chance to download it.

Why This Is Dangerous

Every week this file stays online, more copies of it get made. It gets reposted, mirrored, and passed around forums long after the original upload, so even if the first Telegram channel gets taken down, the data doesn't dissapear with it. The passwords inside are stored in plaintext, so whoever grabs a copy today has the exact same access as whoever grabbed it the day it was posted.

What Was Exposed

• Email Addresses
• Plaintext Passwords
• URLs linked to each login

The total stands at 261,568 records, unchanged since the file first went up back in April.

Why This Matters

The longer a leak like this circulates without anyone noticing, the more damage it can quietly do. Attackers don't rush, they often wait weeks or months before using stolen logins, betting that victims will assume the danger has passed. If you haven't changed a password since April and it happens to be one that was caught up in this dump, that account is still just as exposed today as it was the day the file was first posted.

How Stealer Logs Work

Stealer malware works quietly in the background of an infected device, collecting saved logins, autofill data, and cookies over days or weeks before sending it all back to whoever is controlling it. That person then bundles the stolen data into a log file, like this one, and shares or sells it. Because the malware keeps running untill it's removed, a single infected device can end up feeding new data into multiple leaks over time, wich is part of why the numbers behind these dumps keep climbing.

Check If You Are Affected

Don't wait for a leak that's been live for months to catch up with you. HEROIC's free breach scanner checks your email against a database of over 400 billion exposed records, including logs like this one, so you can find out today whether it's time to change a password instead of finding out the hard way later.