Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'd9347bb67c3915d4b4f4b318a915057b' = '"%TEMP%\rundll32.exe" ..'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'd9347bb67c3915d4b4f4b318a915057b' = '"%TEMP%\rundll32.exe" ..'
Malicious functions:
To bypass firewall, removes or modifies the following registry keys:
- [<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List] '%TEMP%\rundll32.exe' = '%TEMP%\rundll32.exe:*:Enabled:rundll32.exe'
Creates and executes the following:
- '%TEMP%\rundll32.exe'
- '%HOMEPATH%\Local Settings\Tempserver.exe'
Executes the following:
- '<SYSTEM32>\netsh.exe' firewall add allowedprogram "%TEMP%\rundll32.exe" "rundll32.exe" ENABLE
Modifies file system :
Creates the following files:
- %TEMP%\rundll32.exe
- %HOMEPATH%\Local Settings\Tempserver.exe
Network activity:
Connects to:
- 'du####.no-ip.biz':1177
UDP:
- DNS ASK du####.no-ip.biz
Miscellaneous:
Searches for the following windows:
- ClassName: 'Indicator' WindowName: ''
