Win32.HLLW.Autoruner1.51995
Added to the Dr.Web virus database:
2013-07-23
Virus description added:
2013-07-23
Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'njq8IsHere.vbs' = '<SYSTEM32>\wscript.exe /b "%TEMP%\njq8IsHere.vbs"'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'njq8IsHere.vbs' = '<SYSTEM32>\wscript.exe /b "%TEMP%\njq8IsHere.vbs"'
Creates or modifies the following files:
- %HOMEPATH%\Start Menu\Programs\Startup\njq8IsHere.vbs
Creates the following files on removable media:
- <Drive name for removable media>:\! Videos.lnk
- <Drive name for removable media>:\njq8IsHere.vbs
Malicious functions:
Creates and executes the following:
Executes the following:
- '%WINDIR%\Microsoft.NET\Framework\v2.0.50727\cvtres.exe' /NOLOGO /READONLY /MACHINE:IX86 "/OUT:%TEMP%\RES2.tmp" "%TEMP%\vbc1.tmp"
- '%WINDIR%\Microsoft.NET\Framework\v2.0.50727\vbc.exe' "%TEMP%\nj_.vb" /nowarn
- '<SYSTEM32>\wscript.exe' "%TEMP%\mews.vbs"
Modifies file system :
Creates the following files:
- %TEMP%\vbc1.tmp
- %TEMP%\RES2.tmp
- %TEMP%\nj_.exe
- %TEMP%\mews.vbs
- %TEMP%\njq8IsHere.vbs
- %TEMP%\nj_.vb
Sets the 'hidden' attribute to the following files:
- <Drive name for removable media>:\njq8IsHere.vbs
Deletes the following files:
- %TEMP%\nj_.vb
- %TEMP%\vbc1.tmp
- %TEMP%\RES2.tmp
Network activity:
Connects to:
- 'n.##ns.biz':1001
- 'localhost':1036
UDP:
Miscellaneous:
Searches for the following windows:
- ClassName: 'Indicator' WindowName: '(null)'
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