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Win32.HLLW.Autoruner2.17027
Added to the Dr.Web virus database:
2014-08-23
Virus description added:
2014-08-24
Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
[<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] '37bcd345b472fd0f14ef4833b65f7ee8' = '"%TEMP%\ckh.exe" ..'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] '37bcd345b472fd0f14ef4833b65f7ee8' = '"%TEMP%\ckh.exe" ..'
Malicious functions:
To bypass firewall, removes or modifies the following registry keys:
[<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List] '%TEMP%\ckh.exe' = '%TEMP%\ckh.exe:*:Enabled:ckh.exe'
Creates and executes the following:
'%TEMP%\ckh.exe'
'%HOMEPATH%\Local Settings\Tempserver.exe'
Executes the following:
'<SYSTEM32>\netsh.exe' firewall add allowedprogram "%TEMP%\ckh.exe" "ckh.exe" ENABLE
Modifies file system :
Creates the following files:
%TEMP%\ckh.exe
%HOMEPATH%\Local Settings\Tempserver.exe
Network activity:
Connects to:
'we#####t.publicvm.com':1177
UDP:
DNS ASK we#####t.publicvm.com
Miscellaneous:
Searches for the following windows:
ClassName: 'Shell_TrayWnd' WindowName: ''
ClassName: 'Indicator' WindowName: ''
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