Videos

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

  • Distribution Method : Unknown
 
  • MD5 : 6184d75ab9ac2df542261f166460400b
 
  • Major Detection Name : Gen:Win32.AV-Killer.auWbaWpI8Bn (BitDefender), Ransom.Win32.LOCKCRYPT.EKNAI (Trend Micro)
 
  • Encrypted File Pattern : .<Original Extension> id-<Random>.LyaS
 
  • Malicious File Creation Location :
     - C:\Windows\clerlog.bat
     - C:\Windows\searchfiles.exe
     - C:\How To Restore Files.hta
 
  • Payment Instruction File : How To Restore Files.hta
 
  • Major Characteristics :
     - Offline Encryption
     - DXXD / MrDec Ransomware series
     - Encryption starts after killing all process except listed in whitelist processes
     - Turns off User Access Control (UAC)
     - Disable system restore (vssadmin delete shadows /all)
     - Deletes event log (wevtutil.exe cl "Analytic", wevtutil.exe cl "Application", wevtutil.exe cl "Microsoft-Windows-TerminalServices-LocalSessionManager/Operational", wevtutil.exe cl "Security", wevtutil.exe cl "System", wevtutil.exe cl "Windows PowerShell" etc.)
     - Displays ransom note (C:\Windows\SysWow64\mshta.exe "c:\How To Restore Files.hta") when user executes encrypted file (.<Original Extension> id-<Random>.LyaS)

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