Win32.HLLW.Autoruner1.14005
Added to the Dr.Web virus database:
2012-03-29
Virus description added:
2012-04-19
Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'Network Services' = '%APPDATA%\WINNIT\0x03847\SYS\cservice.exe'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'Network Services' = '%APPDATA%\WINNIT\0x03847\SYS\cservice.exe'
Creates or modifies the following files:
- %WINDIR%\Tasks\NtTerminate.exe
- %WINDIR%\Tasks\I.LOVE.YOU.txt.vbs
Creates the following files on removable media:
- <Drive name for removable media>:\NtTerminate.exe
- <Drive name for removable media>:\I.LOVE.YOU.txt.vbs
- <Drive name for removable media>:\autorun.inf
Malicious functions:
To complicate detection of its presence in the operating system,
forces the system hide from view:
blocks the following features:
Creates and executes the following:
- %APPDATA%\WINNIT\0x03847\SYS\cservice.exe
Executes the following:
- <SYSTEM32>\wscript.exe "%APPDATA%\WINNIT\0x03847\SYS\arrayService.vbs"
- <SYSTEM32>\wscript.exe "%APPDATA%\WINNIT\0x03847\SYS\NetworkService.vbs"
- <SYSTEM32>\wscript.exe "%APPDATA%\WINNIT\0x03847\SYS\RegistryServiceBackup.vbs"
Modifies file system :
Creates the following files:
Sets the 'hidden' attribute to the following files:
- %WINDIR%\pchealth\NtTerminate.exe
- %WINDIR%\Offline Web Pages\NtTerminate.exe
- %WINDIR%\ocx\NtTerminate.exe
- %WINDIR%\Provisioning\NtTerminate.exe
- %WINDIR%\Prefetch\NtTerminate.exe
- %WINDIR%\PeerNet\NtTerminate.exe
- %WINDIR%\mui\NtTerminate.exe
- %WINDIR%\Media\NtTerminate.exe
- %WINDIR%\java\NtTerminate.exe
- %WINDIR%\Installer\NtTerminate.exe
- %WINDIR%\msapps\NtTerminate.exe
- %WINDIR%\msagent\NtTerminate.exe
- %WINDIR%\Microsoft.NET\NtTerminate.exe
- %WINDIR%\pss\NtTerminate.exe
- %WINDIR%\Temp\NtTerminate.exe
- %WINDIR%\Tasks\NtTerminate.exe
- <SYSTEM32>\NtTerminate.exe
- %WINDIR%\WinSxS\NtTerminate.exe
- %WINDIR%\Web\NtTerminate.exe
- %WINDIR%\twain_32\NtTerminate.exe
- %WINDIR%\system\NtTerminate.exe
- %WINDIR%\Resources\NtTerminate.exe
- %WINDIR%\repair\NtTerminate.exe
- %WINDIR%\Registration\NtTerminate.exe
- %WINDIR%\srchasst\NtTerminate.exe
- %WINDIR%\SoftwareDistribution\NtTerminate.exe
- %WINDIR%\security\NtTerminate.exe
- %WINDIR%\inf\NtTerminate.exe
- %WINDIR%\NtTerminate.exe
- C:\RECYCLER\NtTerminate.exe
- %PROGRAM_FILES%\NtTerminate.exe
- %WINDIR%\addins\NtTerminate.exe
- %WINDIR%\$NtUninstallWIC$\NtTerminate.exe
- %WINDIR%\$NtUninstallKB942288-v3$\NtTerminate.exe
- <Auxiliary element>
- %APPDATA%\WINNIT\0x03847\SYS\NetworkService.vbs
- %APPDATA%\WINNIT\0x03847\SYS\RegistryServiceBackup.vbs
- %APPDATA%\WINNIT\0x03847\SYS\cservice.exe
- C:\Far2\NtTerminate.exe
- C:\Documents and Settings\NtTerminate.exe
- C:\NtTerminate.exe
- %WINDIR%\AppPatch\NtTerminate.exe
- %WINDIR%\ehome\NtTerminate.exe
- %WINDIR%\Driver Cache\NtTerminate.exe
- %WINDIR%\Downloaded Program Files\NtTerminate.exe
- %WINDIR%\ime\NtTerminate.exe
- %WINDIR%\Help\NtTerminate.exe
- %WINDIR%\Fonts\NtTerminate.exe
- %WINDIR%\Debug\NtTerminate.exe
- %WINDIR%\Config\NtTerminate.exe
- <Drive name for removable media>:\autorun.inf
- %WINDIR%\assembly\NtTerminate.exe
- %WINDIR%\Cursors\NtTerminate.exe
- %WINDIR%\Connection Wizard\NtTerminate.exe
- <Drive name for removable media>:\NtTerminate.exe
Deletes the following files:
- <Auxiliary element>
- C:\Far2\NtTerminate.exe
- C:\RECYCLER\NtTerminate.exe
- %PROGRAM_FILES%\NtTerminate.exe
- C:\Documents and Settings\NtTerminate.exe
- C:\NtTerminate.exe
- %WINDIR%\NtTerminate.exe
- <Drive name for removable media>:\NtTerminate.exe
- <Drive name for removable media>:\autorun.inf
Miscellaneous:
Searches for the following windows:
- ClassName: 'Indicator' WindowName: ''
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