Technical Information
To ensure autorun and distribution:
Creates the following services:
- [<HKLM>\SYSTEM\ControlSet001\Services\RQSEVER] 'Start' = '00000002'
Malicious functions:
Creates and executes the following:
- %WINDIR%\txwd.exe
- %WINDIR%\txwd.exe (downloaded from the Internet)
Modifies file system :
Creates the following files:
- %HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\U98D4X8H\autorun[1].inf
- %WINDIR%\TMSS.exe
- %HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\KHMHGZ4F\txwd[1].exe
- %WINDIR%\txwd.exe
Network activity:
Connects to:
- 'www.yh##ao.com':80
- 'localhost':1036
TCP:
HTTP GET requests:
- www.yh##ao.com/autorun.inf
- www.yh##ao.com/txwd.exe
UDP:
- DNS ASK www.yh##ao.com
