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Nemty Ransomware (.nemty / NEMTY-DECRYPT.txt)

  • Distribution Method : Unknown
 
  • MD5 : 0e0b7b238a06a2a37a4de06a5ab5e615
 
  • Major Detection Name : Troj/Nemty-A (Sophos), Ransom.Win32.NEMTY.A (Trend Micro)
 
  • Encrypted File Pattern : .nemty
 
  • Malicious File Creation Location :
     - C:\Users\%UsrName%\AppData\Roaming\tor
     - C:\Users\%UsrName%\TorDir
     - C:\Users\%UsrName%\TorDir\Data
     - C:\Users\%UsrName%\TorDir\Data\Tor
     - C:\Users\%UsrName%\TorDir\Data\Tor\geoip
     - C:\Users\%UsrName%\TorDir\Data\Tor\geoip6
     - C:\Users\%UsrName%\TorDir\Tor
     - C:\Users\%UsrName%\TorDir\Tor\libeay32.dll
     - C:\Users\%UsrName%\TorDir\Tor\libevent_core-2-1-6.dll
     - C:\Users\%UsrName%\TorDir\Tor\libevent_extra-2-1-6.dll
     - C:\Users\%UsrName%\TorDir\Tor\libevent-2-1-6.dll
     - C:\Users\%UsrName%\TorDir\Tor\libgcc_s_sjlj-1.dll
     - C:\Users\%UsrName%\TorDir\Tor\libssp-0.dll
     - C:\Users\%UsrName%\TorDir\Tor\libwinpthread-1.dll
     - C:\Users\%UsrName%\TorDir\Tor\ssleay32.dll
     - C:\Users\%UsrName%\TorDir\Tor\tor.exe
     - C:\Users\%UsrName%\TorDir\Tor\tor-gencert.exe
     - C:\Users\%UsrName%\TorDir\Tor\zlib1.dll
     - C:\Users\%UsrName%\NEMTY-DECRYPT.txt
 
  • Payment Instruction File : NEMTY-DECRYPT.txt
 
  • Major Characteristics :
     - Checking IP address (api.db-ip.com)
     - Disable system restore (vssadmin.exe delete shadows /all /quiet, bcdedit /set {default} bootstatuspolicy ignoreallfailures, bcdedit /set {default} recoveryenabled no, wbadmin delete catalog -quiet, wmic shadowcopy delete)

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