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Win32.HLLW.Autoruner2.39013
Added to the Dr.Web virus database:
2018-05-08
Virus description added:
2018-05-07
Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'igfxwiths' = 'wscript.exe //B "%TEMP%\igfxwiths.vbs"'
[<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'igfxwiths' = 'wscript.exe //B "%TEMP%\igfxwiths.vbs"'
Creates or modifies the following files:
%HOMEPATH%\Start Menu\Programs\Startup\igfxwiths.vbs
Creates the following files on removable media:
<Drive name for removable media>:\igfxwiths.vbs
Modifies file system:
Creates the following files:
%TEMP%\aut1.tmp
%TEMP%\igfxwiths.vbs
%TEMP%\aut2.tmp
%APPDATA%\fichierpdf.pdf
Sets the 'hidden' attribute to the following files:
<Drive name for removable media>:\igfxwiths.vbs
Deletes the following files:
%TEMP%\aut1.tmp
%TEMP%\aut2.tmp
Network activity:
Connects to:
'localhost':1036
'up#####g.publicvm.com':591
UDP:
DNS ASK up#####g.publicvm.com
Miscellaneous:
Creates and executes the following:
'<SYSTEM32>\wscript.exe' "%TEMP%\igfxwiths.vbs"
Executes the following:
'<SYSTEM32>\rundll32.exe' <SYSTEM32>\shell32.dll,OpenAs_RunDLL %APPDATA%\fichierpdf.pdf
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