Technical Information
Malicious functions:
To bypass firewall, removes or modifies the following registry keys:
- [<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List] '%APPDATA%\xnod32up.exe' = '%APPDATA%\xnod32up.exe:*:Enabled:xnod32up.e...
Creates and executes the following:
- '%APPDATA%\xnod32up.exe'
Executes the following:
- '<SYSTEM32>\netsh.exe' firewall add allowedprogram "%APPDATA%\xnod32up.exe" "xnod32up.exe" ENABLE
- '<SYSTEM32>\reg.exe' add "HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run" /f /v "xnod32up" /d "cmd /c type "%TEMP%\xnod32up.txt" | cmd"
- '<SYSTEM32>\cmd.exe'
Modifies file system:
Creates the following files:
- %TEMP%\xnod32up.txt
- %APPDATA%\xnod32up.exe
Network activity:
Connects to:
- 'go#####apsup.ddns.net':3046
UDP:
- DNS ASK go#####apsup.ddns.net
