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Win32.HLLW.Autoruner.48081
Added to the Dr.Web virus database:
2012-02-17
Virus description added:
2012-03-09
Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'CstFirewall' = '%APPDATA%\Microsoft\Firewalls.exe'
Malicious functions:
Creates and executes the following:
%APPDATA%\Microsoft\Firewalls.exe
Executes the following:
<SYSTEM32>\reg.exe ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "CstFirewall" /t REG_SZ /d "%APPDATA%\Microsoft\Firewalls.exe" /f
<SYSTEM32>\cmd.exe /c ""%TEMP%\sBuPx.bat" "
Modifies file system :
Creates the following files:
%APPDATA%\Microsoft\Firewalls.exe
%TEMP%\sBuPx.bat
Deletes the following files:
Miscellaneous:
Searches for the following windows:
ClassName: '' WindowName: 'HB'
ClassName: 'Indicator' WindowName: ''
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