Technical Information
To ensure autorun and distribution
Modifies the following registry keys
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] '9bdc0d3c6a9997d596e5df2a25a22e3e' = '"%TEMP%\drss.exe" ..'
- [<HKLM>\Software\Wow6432Node\Microsoft\Windows\CurrentVersion\Run] '9bdc0d3c6a9997d596e5df2a25a22e3e' = '"%TEMP%\drss.exe" ..'
Creates or modifies the following files
- %APPDATA%\microsoft\windows\start menu\programs\startup\data.exe.js
Malicious functions
Executes the following
- '%WINDIR%\syswow64\netsh.exe' firewall add allowedprogram "%TEMP%\drss.exe" "drss.exe" ENABLE
Modifies file system
Creates the following files
- %TEMP%\drss.exe
Network activity
TCP
- 'ds###d.kro.kr':1
UDP
- DNS ASK ds###d.kro.kr
Miscellaneous
Creates and executes the following
- '%TEMP%\drss.exe'
- '%WINDIR%\syswow64\netsh.exe' firewall add allowedprogram "%TEMP%\drss.exe" "drss.exe" ENABLE' (with hidden window)
