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Win32.HLLW.Autoruner.53795
Added to the Dr.Web virus database:
2011-07-09
Virus description added:
2011-07-09
Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
[<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Terminal Server\Install\Software\Microsoft\Windows\CurrentVersion\Run] 'Ci Servs' = 'oldbin.exe'
[<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'Ci Servs' = 'oldbin.exe'
Creates the following files on removable media:
<Drive name for removable media>:\autorun.inf
<Drive name for removable media>:\eset\Sanex\es.EXE
<Drive name for removable media>:\eset\Sanex\Desktop.ini
Malicious functions:
To bypass firewall, removes or modifies the following registry keys:
[<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List] '<Full path to virus>' = '<Full path to virus>:*:Enabled:Ci Servs'
Creates and executes the following:
Executes the following:
<SYSTEM32>\netsh.exe firewall add allowedprogram oldbin.exe 1 ENABLE
Searches for windows to
detect programs and games:
ClassName: 'MSNHiddenWindowClass' WindowName: ''
ClassName: '_Oscar_StatusNotify' WindowName: ''
Modifies file system :
Creates the following files:
Sets the 'hidden' attribute to the following files:
<Drive name for removable media>:\eset\Sanex\es.EXE
%WINDIR%\oldbin.exe
Miscellaneous:
Searches for the following windows:
ClassName: 'Message Session' WindowName: ''
ClassName: 'TskMultiChatForm.UnicodeClass' WindowName: ''
ClassName: '__oxFrame.class__' WindowName: ''
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