Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] '<Virus name>' = '%PROGRAM_FILES%\Messenger\<Virus name>.exe'
Creates the following files on removable media:
- <Drive name for removable media>:\<Virus name>.exe
- <Drive name for removable media>:\autorun.inf
Malicious functions:
Creates and executes the following:
- %PROGRAM_FILES%\Messenger\<Virus name>.exe
Modifies file system :
Creates the following files:
- %PROGRAM_FILES%\Messenger\temp.dat
- %PROGRAM_FILES%\Messenger\SucLog.txt
- %HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\69I9OPW5\info[1].dat
- %PROGRAM_FILES%\Messenger\<Virus name>.exe
- %PROGRAM_FILES%\Messenger\Log.txt
Sets the 'hidden' attribute to the following files:
- <Drive name for removable media>:\<Virus name>.exe
- <Drive name for removable media>:\autorun.inf
- %PROGRAM_FILES%\Messenger\<Virus name>.exe
Deletes the following files:
- %PROGRAM_FILES%\Messenger\temp.dat
Network activity:
Connects to:
- 'www.sn###rwolf.net':80
- 'localhost':1037
TCP:
HTTP GET requests:
- www.sn###rwolf.net/msnupdt/info.dat
UDP:
- DNS ASK www.sn###rwolf.net
Miscellaneous:
Searches for the following windows:
- ClassName: 'Shell_TrayWnd' WindowName: ''
- ClassName: 'MS_WebcheckMonitor' WindowName: ''
- ClassName: 'MS_AutodialMonitor' WindowName: ''