Win32.HLLW.Autoruner1.15628

Technical Information

To ensure autorun and distribution:

Modifies the following registry keys:

[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'zuaef' = '%HOMEPATH%\zuaef.exe /q'

Creates the following files on removable media:

<Drive name for removable media>:\zuaef.exe
<Drive name for removable media>:\autorun.inf

Malicious functions:

To complicate detection of its presence in the operating system,

forces the system hide from view:

hidden files

Creates and executes the following:

%HOMEPATH%\zuaef.exe

Modifies settings of Windows Internet Explorer:

[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\3] 'RecommendedLevel' = '00011000'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\3] 'MinLevel' = '00011000'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\3] 'Flags' = '00000001'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\4] '' = ''
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\3] '1805' = '00000001'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\3] '' = ''
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\2] '1805' = '00000000'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\3] 'DisplayName' = 'Internet'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\3] 'Icon' = 'inetcpl.cpl#001313'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\3] 'Description' = 'This zone contains all Web sites you haven't placed in other zones'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\1] 'CurrentLevel' = '00000000'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\4] 'Flags' = '00000003'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\2] 'CurrentLevel' = '00000000'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\4] 'CurrentLevel' = '00000000'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\3] 'CurrentLevel' = '00000000'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\4] 'Description' = 'This zone contains Web sites that could potentially damage your computer or data.'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\4] 'DisplayName' = 'Restricted sites'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\4] 'Icon' = 'inetcpl.cpl#00004481'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\4] 'RecommendedLevel' = '00012000'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\4] 'MinLevel' = '00012000'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\2] 'Flags' = '00000047'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\0] '1805' = '00000000'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\0] 'Flags' = '00000021'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\1] '' = ''
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\1] 'Description' = 'This zone contains all Web sites that are on your organization's intranet.'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\1] 'DisplayName' = 'Local intranet'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\0] 'DisplayName' = 'My Computer'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\0] '' = ''
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\0] 'Description' = 'Your computer'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\0] 'CurrentLevel' = '00000000'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\0] 'Icon' = 'explorer.exe#0100'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\2] 'Description' = 'This zone contains Web sites that you trust not to damage your computer or data.'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\2] 'DisplayName' = 'Trusted sites'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\2] 'Icon' = 'inetcpl.cpl#00004480'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\2] 'RecommendedLevel' = '00010000'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\2] 'MinLevel' = '00010000'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\1] 'MinLevel' = '00010000'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\1] 'Icon' = 'shell32.dll#0018'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\1] 'RecommendedLevel' = '00010500'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\2] '' = ''
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\1] '1805' = '00000000'

Modifies file system :

Creates the following files:

%TEMP%\RGI3.tmp
%TEMP%\RGI4.tmp
%TEMP%\RGI2.tmp
%HOMEPATH%\zuaef.exe
%TEMP%\RGI1.tmp

Sets the 'hidden' attribute to the following files:

<Drive name for removable media>:\autorun.inf
%HOMEPATH%\zuaef.exe

Deletes the following files:

%TEMP%\RGI3.tmp
%TEMP%\RGI4.tmp
%TEMP%\RGI1.tmp
%TEMP%\RGI2.tmp

Network activity:

Connects to:

'ns#.###nsearcher.net':8000

UDP:

DNS ASK ns#.###nsearcher.net
'<Private IP address>':1036

Miscellaneous:

Searches for the following windows:

ClassName: 'Indicator' WindowName: ''

テクノロジー

用語

トレーニングコースおよび啓蒙プロジェクト

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Technical Information