Technical Information
To ensure autorun and distribution
Modifies the following registry keys
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] '1f5162dab6bb97faf9a99016237a5229' = '"%WINDIR%\Microsoft.NET\Framework\v2.0.50727\aspnet_compiler.exe" ..'
- [<HKLM>\Software\Wow6432Node\Microsoft\Windows\CurrentVersion\Run] '1f5162dab6bb97faf9a99016237a5229' = '"%WINDIR%\Microsoft.NET\Framework\v2.0.50727\aspnet_compiler.exe" ..'
Creates or modifies the following files
- %APPDATA%\microsoft\windows\start menu\programs\startup\vvvvv.vbs
- %APPDATA%\microsoft\windows\start menu\programs\startup\1f5162dab6bb97faf9a99016237a5229.exe
Malicious functions
Executes the following
- '%WINDIR%\syswow64\netsh.exe' firewall add allowedprogram "%WINDIR%\Microsoft.NET\Framework\v2.0.50727\aspnet_compiler.exe" "aspnet_compiler.exe" ENABLE
Injects code into
the following system processes:
- %WINDIR%\microsoft.net\framework\v2.0.50727\aspnet_compiler.exe
Modifies file system
Creates the following files
- %PROGRAMDATA%\instagram checker\1.0.0.0\temp\m.exe
- C:\users\public\nod.ps1
Network activity
Connects to
- 'jo###6.ddns.net':1177
UDP
- DNS ASK jo###6.ddns.net
Miscellaneous
Creates and executes the following
- '%PROGRAMDATA%\instagram checker\1.0.0.0\temp\m.exe'
- '%WINDIR%\syswow64\windowspowershell\v1.0\powershell.exe' -windo 1 -noexit -exec bypass -file "C:\Users\Public\nod.ps1"
- '%WINDIR%\syswow64\windowspowershell\v1.0\powershell.exe' -windo 1 -noexit -exec bypass -file "C:\Users\Public\nod.ps1"' (with hidden window)
- '%WINDIR%\syswow64\netsh.exe' firewall add allowedprogram "%WINDIR%\Microsoft.NET\Framework\v2.0.50727\aspnet_compiler.exe" "aspnet_compiler.exe" ENABLE' (with hidden window)
Executes the following
- '%WINDIR%\syswow64\wscript.exe' "%APPDATA%\Microsoft\Windows\Start Menu\Programs\Startup\vvvvv.vbs"
- '%WINDIR%\microsoft.net\framework\v2.0.50727\aspnet_compiler.exe'
