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Cryakl Ransomware (email-iizomer@aol.com.ver-CL 1.0.0.0.u.id-<Random>-<M>@<D>@<Y> <H>@<M>@<S> <AM/PM><Random>@­@­@­@­@<Random>-<Random>.randomn

  • Distribution Method : Unknown
 
  • MD5 : bd63aa7e3f041ea8e072a6a267030a49
 
  • Major Detection Name : Trojan-Ransom.Win32.Cryakl.alg (Kaspersky), Ransom:Win32/Criakl.D (Microsoft)
 
  • Encrypted File Pattern : email-iizomer@aol.com.ver-CL 1.0.0.0.u.id-<Random>-<Month>@<Day>@<Year> <Hour>@<Minute>@<Second> <AM/PM><Random>@@@@@<Random>-<Random>.randomname-<Random>.<Random>.cbf
 
  • Malicious File Creation Location :
     - C:\Program Files (x86)\service.exe
     - C:\Program Files (x86)\Adobe.inc
     - C:\Program Files (x86)\Adobe.inc\pdf archive
     - C:\Program Files (x86)\Company\pdf archive\service.exe
     - C:\Users\%UserName%\AppData\Local\Temp\service.exe
 
  • Major Characteristics :
     - Offline Encryption
     - The Russian users targeted
     - Installed and disguised as program "pdf archive 7.8.9", then encrypts files
     - Changes desktop background (C:\Users\%UserName%\AppData\Local\Temp\desk.bmp)

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