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Win32.HLLW.Autoruner1.17690
Added to the Dr.Web virus database:
2012-06-22
Virus description added:
2012-07-13
Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
[<HKLM>\SOFTWARE\Microsoft\Active Setup\Installed Components\{XUK35O80-ILJY-726Y-5G66-JN056V0NRJAX}] 'StubPath' = 'c:\dir\install\system32\microsoft.exe Restart'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'HKCU' = ''
[<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'HKLM' = ''
Creates the following files on removable media:
<Drive name for removable media>:\pxol.exe
<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] 'DisableNotifications' = '00000001'
<Auxiliary element>
[<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile] 'DoNotAllowExceptions' = '00000000'
[<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'
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:
C:\dir\install\system32\microsoft.exe
Injects code into
the following system processes:
<SYSTEM32>\svchost.exe
<SYSTEM32>\spoolsv.exe
<SYSTEM32>\alg.exe
<SYSTEM32>\lsass.exe
<SYSTEM32>\cscript.exe
<SYSTEM32>\winlogon.exe
<SYSTEM32>\services.exe
a large number of user processes.
Modifies file system :
Creates the following files:
%TEMP%\winqnyxmb.exe
%TEMP%\tejno.exe
<DRIVERS>\fppim.sys
%TEMP%\winkyty.exe
C:\vlhjjl.exe
C:\autorun.inf
%APPDATA%\SQLite3.dll
%APPDATA%\logs.dat
%TEMP%\XX--XX--XX.txt
C:\dir\install\system32\microsoft.exe
%TEMP%\XxX.xXx
%TEMP%\127000.tmp
%HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\KHMHGZ4F\sqlite3[1].dll
%TEMP%\UuU.uUu
Sets the 'hidden' attribute to the following files:
<Drive name for removable media>:\autorun.inf
<Drive name for removable media>:\pxol.exe
C:\vlhjjl.exe
%APPDATA%\logs.dat
C:\autorun.inf
Deletes the following files:
%TEMP%\XxX.xXx
%TEMP%\winqnyxmb.exe
%TEMP%\winkyty.exe
%TEMP%\tejno.exe
%TEMP%\XX--XX--XX.txt
%TEMP%\UuU.uUu
<DRIVERS>\fppim.sys
Network activity:
Connects to:
'ah####.no-ip.biz':85
'www.se##er.com':80
'localhost':1038
TCP:
HTTP GET requests:
www.se##er.com/sqlite3.dll
UDP:
DNS ASK ah####.no-ip.biz
DNS ASK www.se##er.com
Miscellaneous:
Searches for the following windows:
ClassName: 'Shell_TrayWnd' WindowName: ''
ClassName: 'Indicator' WindowName: ''
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