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Win32.HLLW.Autohit.16444
Added to the Dr.Web virus database:
2017-07-24
Virus description added:
2017-07-24
Technical Information
To ensure autorun and distribution:
Creates or modifies the following files:
%HOMEPATH%\Start Menu\Programs\Startup\Microsoft Update.lnk
Malicious functions:
Executes the following:
'<SYSTEM32>\rundll32.exe' <SYSTEM32>\shell32.dll,OpenAs_RunDLL %TEMP%\BOTVEC.pdf
Modifies file system:
Creates the following files:
%TEMP%\aut2.tmp
%TEMP%\BOTVEC.pdf
%TEMP%\aut1.tmp
%TEMP%\wrvnoog
Deletes the following files:
%TEMP%\aut2.tmp
%TEMP%\wrvnoog
%TEMP%\aut1.tmp
Network activity:
Connects to:
UDP:
DNS ASK mb####an.ddns.net
Miscellaneous:
Searches for the following windows:
ClassName: 'Shell_TrayWnd' WindowName: ''
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