Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKCU>\Software\Microsoft\Windows NT\CurrentVersion\Winlogon] 'Shell' = 'Explorer "%HOMEPATH%\SendTo\explore.exe" Set'
Creates or modifies the following files:
- %HOMEPATH%\Start Menu\Programs\Startup\Symantec.exe
Creates the following files on removable media:
- <Drive name for removable media>:\Autorun.inf
- <Drive name for removable media>:\RECYCLER\Desktop.ini
- <Drive name for removable media>:\RECYCLER\Symantec.exe
Malicious functions:
Creates and executes the following:
- '%HOMEPATH%\SendTo\explore.exe' Set
Modifies file system :
Creates the following files:
- %HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\KHMHGZ4F\0[1].htm
- %HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\U98D4X8H\0[1].htm
- %HOMEPATH%\SendTo\explore.exe
Sets the 'hidden' attribute to the following files:
- <Drive name for removable media>:\RECYCLER\Desktop.ini
- <Drive name for removable media>:\Autorun.inf
- %HOMEPATH%\SendTo\explore.exe
- <Drive name for removable media>:\RECYCLER\Symantec.exe
Deletes the following files:
- %HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\KHMHGZ4F\0[1].htm
Network activity:
Connects to:
- 'ma#####.persiangig.com':80
TCP:
HTTP GET requests:
- ma#####.persiangig.com/other/3/0.htm
UDP:
- DNS ASK he#####r.persiangig.com
- DNS ASK ma#####.persiangig.com
Miscellaneous:
Searches for the following windows:
- ClassName: '(null)' WindowName: 'Symantec.delete'
- ClassName: '(null)' WindowName: 'Symantec..del'
- ClassName: 'WindowClass_0' WindowName: '(null)'
- ClassName: '(null)' WindowName: 'Windows Task Manager'
- ClassName: '(null)' WindowName: 'Symantec..hide'
- ClassName: '(null)' WindowName: 'Symantec..end'
- ClassName: 'Shell_TrayWnd' WindowName: '(null)'
- ClassName: '(null)' WindowName: 'Symantec..salam'
- ClassName: '(null)' WindowName: 'Symantec..show'