Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon] 'Userinit' = '<SYSTEM32>\userinit.exe,%WINDIR%\<Virus name>.exe'
Creates the following files on removable media:
- <Drive name for removable media>:\Autorun.inf
- <Drive name for removable media>:\vrVVB.exe
Malicious functions:
To complicate detection of its presence in the operating system,
forces the system hide from view:
- hidden files
Executes the following:
- %PROGRAM_FILES%\Internet Explorer\IEXPLORE.EXE http://d.##ei.net/power.asp?Id########### 14
Forces autoplay for removable media.
Modifies file system :
Creates the following files:
- %HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\U98D4X8H\t14[1].txt
- %WINDIR%\spoollist.txt
- %HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\KHMHGZ4F\power[1].asp
- %WINDIR%\saslogww.txt
- %WINDIR%\<Virus name>.exe
Sets the 'hidden' attribute to the following files:
- %WINDIR%\<Virus name>.exe
- <Drive name for removable media>:\vrVVB.exe
Deletes the following files:
- %HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\KHMHGZ4F\power[1].asp
Network activity:
Connects to:
- 'd.##ei.net':80
- 'localhost':1036
- 'localhost':1035
TCP:
HTTP GET requests:
- d.##ei.net/list/t14.txt
- d.##ei.net/power.asp?Id################
UDP:
- DNS ASK d.##ei.net
- '<Private IP address>':1038
- '<Private IP address>':1037
Miscellaneous:
Searches for the following windows:
- ClassName: 'MS_AutodialMonitor' WindowName: ''
- ClassName: 'MS_WebcheckMonitor' WindowName: ''
- ClassName: '' WindowName: ''
- ClassName: 'Shell_TrayWnd' WindowName: ''