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Jumper Ransomware (.SONIC)

  • Distribution Method : Unknown
 
  • MD5 : f0b2bc2d32189d1f4da6fc0e7f02ee3e
 
  • Major Detection Name : Trojan.Ransom.Jamper (ALYac), TR/AD.ZardRansom.zicsg (Avira)
 
  • Encrypted File Pattern : .SONIC
 
  • Malicious File Creation Location :
     - C:\Users\%UserName%\AppData\Local\Temp\<Random>.ghost
     - C:\Users\%UserName%\AppData\Roaming\Microsoft\Windows\defender.exe
 
  • Payment Instruction File : ---README---.TXT
 
  • Major Characteristics :
     - Offline Encryption
     - Buran / VegaLocker Ransomware series
     - Disable system restore (bcdedit /set {default} bootstatuspolicy ignoreallfailures, bcdedit /set {default} recoveryenabled no, wbadmin delete catalog -quiet, wbadmin delete systemstatebackup, wbadmin delete systemstatebackup -keepversions:0, wbadmin delete backup, wmic shadowcopy delete, vssadmin delete shadows /all /quiet)

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