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Win32.HLLW.Siggen.5601
Aggiunto al database dei virus Dr.Web:
2015-03-04
La descrizione è stata aggiunta:
2015-03-04
Technical Information
To ensure autorun and distribution:
Infects the following executable files:
%CommonProgramFiles%\Java\Java Update\jusched.exe
%CommonProgramFiles%\Java\Java Update\jucheck.exe
Creates the following files on removable media:
<Drive name for removable media>:\pjtjm.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'
[<HKLM>\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile] 'DoNotAllowExceptions' = '00000000'
[<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 execution of the following system utilities:
Windows Task Manager (Taskmgr)
Registry Editor (RegEdit)
blocks the following features:
User Account Control (UAC)
Windows Security Center
Creates and executes the following:
'%TEMP%\svchost.exe'
'%TEMP%\cfga.exe'
Executes the following:
'%WINDIR%\Microsoft.NET\Framework\v2.0.50727\cvtres.exe' /NOLOGO /READONLY /MACHINE:IX86 "/OUT:%TEMP%\RES8B7.tmp" "%TEMP%\vbc897.tmp"
'%WINDIR%\Microsoft.NET\Framework\v2.0.50727\vbc.exe' /noconfig @"%TEMP%\ya1vlgfi.cmdline"
'<SYSTEM32>\rundll32.exe' <SYSTEM32>\FirewallControlPanel.dll,ShowNotificationDialog /configure /ETOnly 0 /OnProfiles 6 /OtherAllowed 0 /OtherBlocked 0 /OtherEdgeAllowed 0 /NewBlocked 2 "%TEMP%\cfga.exe"
Injects code into
the following system processes:
a large number of user processes.
Modifies file system :
Creates the following files:
%TEMP%\pwyjd.exe
C:\autorun.inf
%TEMP%\ya1vlgfi.exe
%APPDATA%\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\svchost.exe
C:\etij.exe
\Device\Mup\.host\Shared Folders\vm_shara\autorun.inf
\Device\Mup\.host\Shared Folders\vm_shara\owrtld.exe
\Device\HarddiskVolume3\autorun.inf
\Device\HarddiskVolume3\xwbha.pif
%TEMP%\RES8B7.tmp
%TEMP%\cfga.exe
%TEMP%\OPyCUU57t.resources
%TEMP%\iyo.resources
%TEMP%\svchost.exe
%TEMP%\MSNPSharp.dll
%TEMP%\ya1vlgfi.out
%TEMP%\vbc897.tmp
%TEMP%\ya1vlgfi.0.vb
%TEMP%\ya1vlgfi.cmdline
Sets the 'hidden' attribute to the following files:
<Drive name for removable media>:\pjtjm.exe
<Drive name for removable media>:\autorun.inf
\Device\Mup\.host\Shared Folders\vm_shara\owrtld.exe
\Device\Mup\.host\Shared Folders\vm_shara\autorun.inf
C:\etij.exe
C:\autorun.inf
\Device\HarddiskVolume3\xwbha.pif
\Device\HarddiskVolume3\autorun.inf
Deletes the following files:
%TEMP%\ya1vlgfi.out
%TEMP%\ya1vlgfi.0.vb
%TEMP%\pwyjd.exe
%TEMP%\ya1vlgfi.cmdline
%TEMP%\ya1vlgfi.exe
%TEMP%\svchost.exe
%TEMP%\cfga.exe
%TEMP%\vbc897.tmp
%TEMP%\RES8B7.tmp
Miscellaneous:
Searches for the following windows:
ClassName: 'OleMainThreadWndClass' WindowName: ''
ClassName: 'Shell_TrayWnd' WindowName: ''
Scaricate Dr.Web per Android
Gratis per 3 mesi
Tutti i componenti di protezione
Rinnovo versione di prova tramite AppGallery/Google Pay
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