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IsraBye Ransomware (.israbye)

  • Distribution Method : Unknown
 
  • MD5 : 83eef26e03b52520d778a5656af54447
 
  • Major Detection Name : Win32/KillFiles.NIH (ESET), Ransom_ISRABYE.A (Trend Micro)
 
  • Encrypted File Pattern : .israbye → .israbye.israbye (※ Add repetitive .israbye extension)
 
  • Malicious File Creation Location :
         - C:\Users\%UserName%\AppData\Local\Temp\ClickMe.exe
         - C:\Users\%UserName%\AppData\Local\Temp\source.wav
         - C:\Users\%UserName%\AppData\Local\Temp\wallper.exe
         - C:\Users\%UserName%\AppData\Local\Temp\wallper.jpg
         - C:\Users\%UserName%\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\cry.exe
         - C:\Users\%UserName%\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\cur.exe
         - C:\Users\%UserName%\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\index.exe
         - C:\Users\%UserName%\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\lock.exe
         - C:\Users\%UserName%\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\wallper.exe
         - \\ClickMe.exe
 
  • Major Characteristics :
         - Offline Encryption
         - Data Wiper based ransomware
         - Overwrites original files with text: "Fuck-israel, %UserName% You Will never Recover your Files Until Israel disepeare"
         - Adds "END of ISRAEL" text in mouse cursor
         - Blocks process management tools (procexp64, ProcessHacker, Taskmgr, procexp, xns5)
         - Play music (source.wav)
         - Changes desktop background (C:\Users\%UserName%\AppData\Local\Temp\wallper.jpg)

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