Ransomware Research

XiaoBa Ransomware

XiaoBa is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on October 1, 2017, this ransomware has been actively targeting systems worldwide.

Quick Facts

Ransomware Family
XiaoBa
First Seen
October 1, 2017

How XiaoBa Ransomware Works

File Encryption Patterns

XiaoBa modifies encrypted files using specific patterns to mark them as encrypted:

File extensions added after encryption:

..Encrypted[BaYuCheng@yeah.net].XiaoBa..[BaYuCheng@yeah.net].china..AdolfHitler./\.XiaoBa[0-9]{1,2}$/

Ransom Note and Payment Demands

After encrypting files, XiaoBa displays ransom notes demanding payment for file recovery:

file_XiaoBa_Info_.hta
file_@Explanation@_.hta

Ransom message:

notes/_@Explanation@_.hta
file_病名は愛だった_.hta

Ransom message:

notes/_病名は愛だった_.hta

Note locations:

Desktop
screenshot

Ransom message:

notes/_@XiaoBa@_.png

Note locations:

Desktop
screenshot

Ransom message:

notes/_XiaoBa_.png

Note locations:

Desktop
screenshot

Ransom message:

notes/桌面背景图片.png

Note locations:

Desktop
screenshot

Ransom message:

notes/# # DECRYPT MY FILE # #.png

Note locations:

Desktop
fileReadMe.hta

Ransom message:

notes/ReadMe.hta

Note locations:

RootDiscsDesktop
file_Help_.hta

Ransom message:

notes/_Help_.hta

Note locations:

RootDiscsDesktop
message

Ransom message:

notes/note.txt

Note locations:

OnceOnCompletion

Technical Indicators

Associated Executable Files

The following executable files are associated with XiaoBa ransomware:

  • 1.exe
  • xiaoba.exe
  • Screenlocker.exe
  • #FlyStudio #ransomware
  • XiaoBa.exe
  • Game installer.exe
  • 病名は愛だつた病毒.exe
  • 病名は愛だった.exe
  • ϐۤä.exe
  • XiaoBa ransomware
  • pdf_20180118.exe
  • New Folder.exe
  • xiaozhan-hu.exe
  • XiaoZhan-HU.exe
  • XiaoZhan-HU.bat
  • xIsZtPeYtR.exe
  • Uninstaller 29.0
  • FlashUtil.exe
  • install_flash_player.exe
  • sample.exe

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About This Analysis

This XiaoBa ransomware analysis is part of Elastio's comprehensive ransomware detection database. Elastio provides advanced ransomware protection and recovery solutions, helping organizations defend against and recover from ransomware attacks like XiaoBa.

Last updated: October 30, 2025

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