Win32.HLLW.Autoruner1.34332
Added to the Dr.Web virus database:
2013-03-23
Virus description added:
2013-04-03
Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'Lvisky' = '<Full path to virus>'
- [<HKLM>\SOFTWARE\Classes\MyApp\shell\open\command] '' = 'App.EXEName & '.EXE''
Creates the following files on removable media:
- <Drive name for removable media>:\Autorun.inf
- <Drive name for removable media>:\System.exe
Malicious functions:
Executes the following:
- <SYSTEM32>\wbem\wmiadap.exe /im QQ.exe /f
- <SYSTEM32>\wbem\wmiadap.exe /R /T
- <SYSTEM32>\taskkill.exe /im QQ.exe /f
Injects code into
the following system processes:
- <SYSTEM32>\wbem\wmiadap.exe
Modifies file system :
Creates the following files:
- C:\Autorun.inf
- <SYSTEM32>\wbem\Performance\WmiApRpl_new.ini
- C:\System.exe
- %WINDIR%\pchealth\helpctr\binaries\msconfig.com
Sets the 'hidden' attribute to the following files:
- <Drive name for removable media>:\System.exe
- <Drive name for removable media>:\Autorun.inf
- C:\System.exe
- C:\Autorun.inf
Miscellaneous:
Searches for the following windows:
- ClassName: '' WindowName: ''
- ClassName: 'Shell_TrayWnd' WindowName: ''
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