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Check out our video library AppCheck defending against newest ransomware, automatic recovery and real-time backup.

  • Distribution Method : Unknown
 
  • MD5 : 568db4e58977f0795730755b16c80b07
 
  • Major Detection Name : TR/Ransom.Xorist.EJ (Avira), Trj/RansomXor.A (Panda)
 
  • Encrypted File Pattern : .ZuCaNo
 
  • Malicious File Creation Location :
     - C:\ProgramData\Microsoft\Windows\Start Menu\Programs\StartUp\HOW TO DECRYPT FILES.txt
     - C:\Users\%UserName%\AppData\Local\Temp\yd0N5k3r1TF75n3.exe
     - C:\Users\%UserName%\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\HOW TO DECRYPT FILES.txt
 
  • Payment Instruction File : HOW TO DECRYPT FILES.txt
 
  • Major Characteristics :
     - Offline Encryption
     - Boom / Xorist-Frozen Ransomware series
     - When the encrypted file (.ZuCaNo) icon is changed (HKEY_CLASSES_ROOT\ESDKZKDTQDWHAGF) and the ransomware file (%Temp%\yd0N5k3r1TF75n3.exe) is executed.
     - Changes desktop background (C:\Users\%UserName%\AppData\Local\Temp\<Random>.bmp)

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