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BTCWare Ransomware (.onyon / !#_DECRYPT_#!.txt)

  • Distribution Method : Unknown
 
  • MD5 : 77cbacd7e934ffbc35a777adac905963
 
  • Major Detection Name : Generic.Ransom.BTCWare.FE61EAED (BitDefender), Ransom:Win32/FileCryptor (Microsoft)
 
  • Encrypted File Pattern : .onyon
 
  • Malicious File Creation Location : C:\Users\%UserName%\AppData\Roaming\!#_DECRYPT_#!.txt
 
  • Payment Instruction File : !#_DECRYPT_#!.txt
 
  • Major Characteristics :
         - Offline Encryption
         - Crptxxx Ransomware series
         - Disable system restore (vssadmin.exe Delete Shadows /All /Quiet, bcdedit.exe /set {default} recoveryenabled No, bcdedit.exe /set {default} bootstatuspolicy ignoreallfailures)

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