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Check out our video libray AppCheck defending aginst newest ransomware

CrySis Ransomware (.id-<Random>.[drakoshka@yahoo.com].arena)

  • Distribution Method : Remote access through Remote Desktop Protocol(RDP) or Terminal Services
 
  • MD5 : a8dcc6e879dcf27b58d7c29e6b95c6c6
 
  • Major Detection Name : Ransom:Win32/Wadhrama.A!rsm (Microsoft), Ransom_Crusis.R020C0WIM17 (Trend Micro)
 
  • Encrypted File Pattern : .id-<Random>.[drakoshka@yahoo.com].arena
 
  • Malicious File Creation Location :
         - C:\ProgramData\Microsoft\Windows\Start Menu\Programs\Startup\<Random>.exe
         - C:\ProgramData\Microsoft\Windows\Start Menu\Programs\Startup\Info.hta
         - C:\Users\All Users\Microsoft\Windows\Start Menu\Programs\Startup\<Random>.exe
         - C:\Users\All Users\Microsoft\Windows\Start Menu\Programs\Startup\Info.hta
         - C:\Users\%UserName%\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\<Random>.exe
         - C:\Users\%UserName%\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Info.hta
         - C:\Users\%UserName%\AppData\Roaming\<Random>.exe
         - C:\Users\%UserName%\AppData\Roaming\Info.hta
         - C:\Windows\System32\<Random>.exe
         - C:\Windows\System32\Info.hta
 
  • Payment Instruction File : FILES ENCRYPTED.txt / Info.hta
 
  • Major Characteristics :
         - Offline Encryption
         - Dharma / Troldesh Ransomware series
         - Disable system restore (vssadmin delete shadows /all /quiet)

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