Technical Information
To ensure autorun and distribution
Modifies the following registry keys
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'f1921b03e13ead93384063721d129660' = '"%TEMP%\winlogon.exe" ..'
- [<HKLM>\Software\Wow6432Node\Microsoft\Windows\CurrentVersion\Run] 'f1921b03e13ead93384063721d129660' = '"%TEMP%\winlogon.exe" ..'
Creates or modifies the following files
- %APPDATA%\microsoft\windows\start menu\programs\startup\f1921b03e13ead93384063721d129660.exe
Malicious functions
Executes the following
- '%WINDIR%\syswow64\netsh.exe' firewall add allowedprogram "%TEMP%\winlogon.exe" "winlogon.exe" ENABLE
Modifies file system
Creates the following files
- %TEMP%\winlogon.exe
Network activity
Connects to
- 'ja#####anoto.no-ip.org':81
UDP
- DNS ASK ja#####anoto.no-ip.org
Miscellaneous
Creates and executes the following
- '%TEMP%\winlogon.exe'
- '%WINDIR%\syswow64\netsh.exe' firewall add allowedprogram "%TEMP%\winlogon.exe" "winlogon.exe" ENABLE' (with hidden window)
