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Win32.HLLW.Autoruner1.58885
Added to the Dr.Web virus database:
2013-10-21
Virus description added:
2013-10-21
Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
[<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'logogo' = '%WINDIR%\system\logogo.exe'
Malicious functions:
Creates and executes the following:
'%WINDIR%\system\logogo.exe' /update
'%WINDIR%\system\logogo.exe' /sleepDown
Executes the following:
'%PROGRAM_FILES%\Internet Explorer\IEXPLORE.EXE' http://we#.#5623.com/90/tj.htm
Injects code into
the following system processes:
<SYSTEM32>\ctfmon.exe
<SYSTEM32>\spoolsv.exe
%WINDIR%\Explorer.EXE
<SYSTEM32>\cscript.exe
<SYSTEM32>\cmd.exe
<SYSTEM32>\alg.exe
<SYSTEM32>\svchost.exe
<SYSTEM32>\csrss.exe
<SYSTEM32>\smss.exe
System
<SYSTEM32>\lsass.exe
<SYSTEM32>\services.exe
<SYSTEM32>\winlogon.exe
a large number of user processes.
Modifies file system :
Creates the following files:
%WINDIR%\system\SYSTEM32.tmp
%HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\KHMHGZ4F\anc[1].jpg
%WINDIR%\system\SYSTEM32.vxd
%HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\2VAZY7AN\anc[1].jpg
%HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\U98D4X8H\tj[1].htm
C:\autorun.inf
%WINDIR%\system\logogo.exe
%WINDIR%\system\inudhya.dll
C:\setup.exe
Sets the 'hidden' attribute to the following files:
C:\setup.exe
C:\autorun.inf
%WINDIR%\system\logogo.exe
Deletes the following files:
%HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\KHMHGZ4F\anc[1].jpg
%WINDIR%\system\SYSTEM32.vxd
%WINDIR%\system\SYSTEM32.tmp
C:\autorun.inf
Deletes itself.
Network activity:
Connects to:
'we#.#5623.com':80
'localhost':1038
'an#.#onis6.net':80
TCP:
HTTP GET requests:
we#.#5623.com/90/tj.htm
an#.#onis6.net/anc.jpg
UDP:
DNS ASK we#.#5623.com
DNS ASK an#.#onis6.net
Miscellaneous:
Searches for the following windows:
ClassName: 'MS_AutodialMonitor' WindowName: '(null)'
ClassName: 'MS_WebcheckMonitor' WindowName: '(null)'
ClassName: '' WindowName: '(null)'
ClassName: 'Shell_TrayWnd' WindowName: '(null)'
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