XData Ransomware
XData is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on May 1, 2017, this ransomware has been actively targeting systems worldwide.
Quick facts
How XData ransomware works
File encryption patterns
XData modifies encrypted files using specific patterns to mark them as encrypted:
Ransom note and payment demands
After encrypting files, XData displays ransom notes demanding payment for file recovery:
notes/HOW_CAN_I_DECRYPT_MY_FILES.txt
Technical indicators
Associated executable files
The following executable files are associated with XData ransomware:
- Trojan.Ransom.XData
- msaddc.exe
- mssecsvc.exe
- mssql.exe
- msdns.exe
- mssec.exe
- mscomrpc.exe
- mscom.exe
- xData.exe
- XData Ransomware.exe
- msdcom.exe
- Xdata.exe
- Trojan.Ransom.XData.exe
- mssql.$$$
- Win32.Trojan-Ransom.XData.A.exe
- mssql.exx
- mssql.exe.bak
- msdcom_xdata.exe
- XData.exe
- XData ransomware
- XData ransomware is attacking Ukraine
- msdns.exe_
About this analysis
This XData ransomware analysis is part of Elastio's comprehensive ransomware detection database. Elastio provides advanced ransomware protection and recovery, helping organizations defend against and recover from ransomware attacks like XData.
Last updated: December 30, 2025
Elastio detects XData inside your data and backups.
The Hunt Engine uses Deep File Inspection to identify XData across live data, replicated data, and backups. If this family is in your environment, Elastio finds it before encryption completes. Run a scan against your recovery points to confirm.
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