Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'System Report' = '%WINDIR%\ctfmon.exe'
Creates the following files on removable media:
- <Drive name for removable media>:\autorun.inf
- <Drive name for removable media>:\autorun.exe
Malicious functions:
To bypass firewall, removes or modifies the following registry keys:
- [<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List] '%WINDIR%\ctfmon.exe' = '%WINDIR%\ctfmon.exe:*:Enabled:ctfmon.exe'
Creates and executes the following:
- %WINDIR%\ctfmon.exe
Modifies file system :
Creates the following files:
- %WINDIR%\ctfmon.exe
Network activity:
Connects to:
- 'do########ee2.hospedagemdesite.com':80
- 'www.go###e.com.br':80
UDP:
- DNS ASK do########ee2.hospedagemdesite.com
- DNS ASK www.go###e.com.br
- '<Private IP address>':1036
Miscellaneous:
Searches for the following windows:
- ClassName: 'MS_WINHELP' WindowName: ''
