Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'Windows Update.exe' = '<Full path to virus>'
Creates the following files on removable media:
- <Drive name for removable media>:\autorun.inf.lnk
- <Drive name for removable media>:\<Virus name>.exe.lnk
- <Drive name for removable media>:\autorun.inf
- <Drive name for removable media>:\BlackWorm.exe
- <Drive name for removable media>:\<Virus name>.exe
Malicious functions:
To bypass firewall, removes or modifies the following registry keys:
- [<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile] 'DoNotAllowExceptions' = '00000000'
- [<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile] 'EnableFirewall' = '00000000'
To complicate detection of its presence in the operating system,
blocks execution of the following system utilities:
- Command Prompt (CMD)
- Windows Task Manager (Taskmgr)
- Registry Editor (RegEdit)
Creates and executes the following:
- '%TEMP%\<Virus name>.exe'
Executes the following:
- '<SYSTEM32>\netsh.exe' firewall set opmode disable
Modifies file system :
Creates the following files:
- %HOMEPATH%\My Documents\Downloads\Online Services.exe
- %HOMEPATH%\My Documents\Downloads\Outlook Express.exe
- %HOMEPATH%\My Documents\Downloads\Reference Assemblies.exe
- %HOMEPATH%\My Documents\Downloads\MSN.exe
- %HOMEPATH%\My Documents\Downloads\MSN Gaming Zone.exe
- %HOMEPATH%\My Documents\Downloads\NetMeeting.exe
- %HOMEPATH%\My Documents\Downloads\WindowsUpdate.exe
- %HOMEPATH%\My Documents\Downloads\xerox.exe
- <Current directory>\workgroup
- %HOMEPATH%\My Documents\Downloads\Uninstall Information.exe
- %HOMEPATH%\My Documents\Downloads\Windows Media Player.exe
- %HOMEPATH%\My Documents\Downloads\Windows NT.exe
- %HOMEPATH%\My Documents\Downloads\Common Files.exe
- %HOMEPATH%\My Documents\Downloads\ComPlus Applications.exe
- %HOMEPATH%\My Documents\Downloads\FireFox.exe
- %TEMP%\<Virus name>.exe
- C:\<Virus name>.exe
- C:\autorun.inf
- %HOMEPATH%\My Documents\Downloads\Microsoft.NET.exe
- %HOMEPATH%\My Documents\Downloads\Movie Maker.exe
- %HOMEPATH%\My Documents\Downloads\MSBuild.exe
- %HOMEPATH%\My Documents\Downloads\Internet Explorer.exe
- %HOMEPATH%\My Documents\Downloads\Messenger.exe
- %HOMEPATH%\My Documents\Downloads\microsoft frontpage.exe
Sets the 'hidden' attribute to the following files:
- <Drive name for removable media>:\autorun.inf
- <Drive name for removable media>:\<Virus name>.exe
- <Current directory>\workgroup
- <Drive name for removable media>:\BlackWorm.exe
- C:\autorun.inf
- C:\<Virus name>.exe
Deletes the following files:
- <Drive name for removable media>:\<Virus name>.exe.lnk
- <Drive name for removable media>:\autorun.inf.lnk
Miscellaneous:
Searches for the following windows:
- ClassName: 'Shell_TrayWnd' WindowName: '(null)'
- ClassName: 'Indicator' WindowName: '(null)'
