Videos

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

  • Distribution Method : Unknown
 
  • MD5 : c028e27429348c733bf08112aea1b906
 
  • Major Detection Name : Trojan-Ransom.PowerShell.Agent.f (Kaspersky), Ransom:Win32/Onolock.A!rsm (Microsoft)
 
  • Encrypted File Pattern : .OhNo!
 
  • Malicious File Creation Location :
     - C:\Users\%UserName%\AppData\Local\Temp\<Random>.tmp\<Random>.bat
     - C:\Users\%UserName%\AppData\Local\Temp\<Random>.tmp\encrypt.psm1
     - C:\Users\%UserName%\AppData\Local\Temp\<Random>.tmp\lock.ps1
     - C:\Users\%UserName%\AppData\Local\Temp\<Random>.tmp\start.bat
     - C:\Users\%UserName%\AppData\Local\Temp\<Random>.tmp\start.exe
     - C:\Users\%UserName%\AppData\Local\Temp\<Random>.tmp\start2.ps1
     - C:\Users\%UserName%\AppData\Local\Temp\<Random>.tmp\version
     - C:\Users\%UserName%\AppData\Local\Temp\<Random>.tmp\wallpaper.jpg
     - C:\Users\%UserName%\AppData\WindowsDefenderSrv
     - C:\Users\%UserName%\AppData\WindowsDefenderSrv\Defender.exe
     - C:\Users\%UserName%\AppData\verify
     - C:\Users\%UserName%\AppData\wallpaper.jpg
 
  • Major Characteristics :
     - Offline Encryption
     - PowerShell-based Ransomware
     - Changes desktop background (C:\Users\%UserName%\AppData\wallpaper.jpg)

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