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Win32.HLLW.Autoruner1.26861
Added to the Dr.Web virus database:
2012-09-29
Virus description added:
2012-10-17
Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
[<HKLM>\SOFTWARE\Microsoft\Active Setup\Installed Components\{GF4X7745-WQW6-GR05-83C3-J2A4J26U82BY}] 'StubPath' = '<SYSTEM32>\microsoft\windows.exe Restart'
[<HKLM>\SOFTWARE\Microsoft\Active Setup\Installed Components\{GF4X7745-WQW6-GR05-83C3-J2A4J26U82BY}] 'StubPath' = ''
[<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\policies\Explorer\Run] 'Policies' = ''
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run] 'Policies' = ''
Creates the following files on removable media:
<Drive name for removable media>:\ikew.pif
<Drive name for removable media>:\autorun.inf
Malicious functions:
To bypass firewall, removes or modifies the following registry keys:
[<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List] '%WINDIR%\Explorer.EXE' = '%WINDIR%\Explorer.EXE:*:Enabled:ipsec'
[<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List] '<SYSTEM32>\ctfmon.exe' = '<SYSTEM32>\ctfmon.exe:*:Enabled:ipsec'
<Auxiliary element>
[<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile] 'DisableNotifications' = '00000001'
[<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List] '<Full path to virus>' = '<Full path to virus>:*:Enabled:ipsec'
[<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile] 'EnableFirewall' = '00000000'
[<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile] 'DoNotAllowExceptions' = '00000000'
To complicate detection of its presence in the operating system,
forces the system hide from view:
blocks the following features:
User Account Control (UAC)
Windows Security Center
Creates and executes the following:
<SYSTEM32>\Microsoft\windows.exe
Executes the following:
Injects code into
the following system processes:
a large number of user processes.
Modifies file system :
Creates the following files:
%TEMP%\uxdt.exe
%TEMP%\janfo.exe
C:\autorun.inf
%TEMP%\winrlyr.exe
%TEMP%\yyon.exe
C:\lhql.exe
%APPDATA%\logs.dat
%TEMP%\XX--XX--XX.txt
<SYSTEM32>\Microsoft\windows.exe
%TEMP%\XxX.xXx
%TEMP%\waodq.exe
<DRIVERS>\indln.sys
%TEMP%\UuU.uUu
Sets the 'hidden' attribute to the following files:
C:\lhql.exe
<Drive name for removable media>:\autorun.inf
<Drive name for removable media>:\ikew.pif
<SYSTEM32>\Microsoft\windows.exe
%APPDATA%\logs.dat
C:\autorun.inf
Deletes the following files:
%TEMP%\uxdt.exe
%TEMP%\janfo.exe
%TEMP%\winrlyr.exe
%TEMP%\yyon.exe
%TEMP%\waodq.exe
%TEMP%\UuU.uUu
%TEMP%\XX--XX--XX.txt
%TEMP%\XxX.xXx
<DRIVERS>\indln.sys
Miscellaneous:
Searches for the following windows:
ClassName: 'Proxy Desktop' WindowName: ''
ClassName: 'Shell_TrayWnd' WindowName: ''
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