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TeslaCrypt Ransomware (<Original Filename>.<Original Extension> / -!RecOveR!-<Random>++.Htm/.Png/.Txt)

  • Distribution Method : Unknown
 
  • MD5 : 7eeea350aba999189fdefaa8666cfee7
 
  • Major Detection Name : Win-Trojan/Teslacrypt.Gen (AhnLab V3), Trojan-Ransom.Win32.Bitman.wks (Kaspersky)
 
  • Encrypted File Pattern : <Original Filename>.<Original Extension>
 
  • Malicious File Creation Location :
     - C:\Users\%UserName%\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\-!RecOveR!-<Random>++.Htm
     - C:\Users\%UserName%\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\-!RecOveR!-<Random>++.Png
     - C:\Users\%UserName%\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\-!RecOveR!-<Random>++.Txt
     - C:\Users\%UserName%\AppData\Roaming\wlrmdr.exe
     - C:\Users\%UserName%\Desktop\-!RecOveR!-<Random>++.Htm
     - C:\Users\%UserName%\Desktop\-!RecOveR!-<Random>++.Png
     - C:\Users\%UserName%\Desktop\-!RecOveR!-<Random>++.Txt
     - C:\Users\%UserName%\Documents\-!recover!-!file!-.txt
     - C:\Users\%UserName%\Documents\system.bin
 
  • Payment Instruction File : -!RecOveR!-<Random>++.Htm / -!RecOveR!-<Random>++.Png / -!RecOveR!-<Random>++.Txt
 
  • Major Characteristics :
     - Offline Encryption
     - Disable and Blocks Command Prompt (cmd.exe) and Task Manager (Taskmgr.exe)
     - Disable system restore (WMIC.exe shadowcopy delete /nointeractive)

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