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Chinese Ransomware (.yl)

  • Distribution Method : Unknown
 
  • MD5 : 91d20d8e9d5e2ed2a21d94244d76b338
 
  • Major Detection Name : Ransom:Win32/Genasom (Microsoft), Ransom_CHIYUNLONG.A (Trend Micro)
 
  • Encrypted File Pattern : .yl
 
  • Malicious File Creation Location :
         - C:\Users\%UserName%\AppData\Local\VirtualStore\Program Files\China Yun Long
         - C:\Users\%UserName%\AppData\Local\VirtualStore\Program Files\Resurrection
         - C:\Users\%UserName%\Desktop\China Yun Long.exe
         - C:\Users\%UserName%\Desktop\ico.ico
 
  • Major Characteristics :
         - Offline Encryption
         - The Chinese users targeted
         - Changes desktop background (C:\Users\%UserName%\Desktop\bmp.bmp)

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