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

  • Distribution Method : Unknown
 
  • MD5 : 58284d741ed273587e91d59b75d1bfbe
 
  • Major Detection Name : Troj/Jigsaw-K (Sophos), Ransom_JIGSAW.SM (Trend Micro)
 
  • Encrypted File Pattern : .locked
 
  • Malicious File Creation Location :
     - C:\Users\%UserName%\AppData\Local\Adobe (x86)
     - C:\Users\%UserName%\AppData\Local\Adobe (x86)\AcroRd32.exe
     - C:\Users\%UserName%\AppData\Roaming\firefox install Folder
     - C:\Users\%UserName%\AppData\Roaming\firefox install Folder\Address.txt
     - C:\Users\%UserName%\AppData\Roaming\firefox install Folder\dr
     - C:\Users\%UserName%\AppData\Roaming\firefox install Folder\EncryptedFileList.txt
     - C:\Users\%UserName%\AppData\Roaming\Google (x86)
     - C:\Users\%UserName%\AppData\Roaming\Google (x86)\Chrome32.exe
 
  • Major Characteristics :
     - Offline Encryption
     - Ramsey Ransomware series
     - Create a fake ".NET Framework Initialization Error" message
     - Developed by a Korean
     - Automatically delete encrypted files every hour

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