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JCry Ransomware (.jcry)

  • Distribution Method : Unknown
 
  • MD5 : c86c75804435efc380d7fc436e344898
 
  • Major Detection Name : Ransom-O (McAfee), Ransom.Win32.JCRY.THCOFAI (Trend Micro)
 
  • Encrypted File Pattern : .jcry
 
  • Malicious File Creation Location :
     - C:\Users\%UserName%\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Dec.exe
     - C:\Users\%UserName%\\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Enc.exe
     - C:\Users\%UserName%\\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\msg.vbs
     - C:\Users\%UserName%\\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\PersonalKey.txt
 
  • Payment Instruction File : JCRY_Note.html
 
  • Major Characteristics :
     - Offline Encryption
     - The Israeli users targeted
     - Create a fake "Access Denied" message
     - Disable system restore (vssadmin delete shadows /all)

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