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Win32.HLLW.Autoruner.51957
Added to the Dr.Web virus database:
2011-06-17
Virus description added:
2011-06-17
Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
[<HKLM>\SYSTEM\ControlSet001\Control\Print\Providers\2352038072] 'Name' = '"%TEMP%\3.tmp"'
Creates the following files on removable media:
<Drive name for removable media>:\YzZ.ico
<Drive name for removable media>:\autorun.inf
Malicious functions:
Creates and executes the following:
<Current directory>\3.exe
%HOMEPATH%\vctauc.exe
<Current directory>\2.exe
<Current directory>\aDg1teHPu7EoEu0h5MRHYGNzQfy2WI.exe
<Current directory>\1.exe
"%TEMP%\lgvnww.exe" (downloaded from the Internet)
"%TEMP%\750234914" (downloaded from the Internet)
"%TEMP%\gxbu.exe" (downloaded from the Internet)
"%TEMP%\isep.exe" (downloaded from the Internet)
"%TEMP%\adoav.exe" (downloaded from the Internet)
"%TEMP%\byyfietb.exe" (downloaded from the Internet)
Executes the following:
<SYSTEM32>\tasklist.exe
<SYSTEM32>\svchost.exe
Injects code into
the following system processes:
Modifies settings of Windows Internet Explorer:
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\3] '1400' = '00000000'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\3] '1601' = '00000000'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\3] 'currentlevel' = '00000000'
Modifies file system :
Creates the following files:
%HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\0D6B6PI5\fcppqhklp[1].php
%TEMP%\gxbu.exe
%TEMP%\byyfietb.exe
%TEMP%\adoav.exe
%HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\0D6B6PI5\ylzzd[1].php
%HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\ULU3YH2D\pptgxlb[1].php
%TEMP%\lgvnww.exe
%TEMP%\750234914
%TEMP%\Rlb..bat
%HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\ULU3YH2D\nersim[1].php
<Current directory>\aDg1teHPu7EoEu0h5MRHYGNzQfy2WI.exe
%TEMP%\2.tmp
<Current directory>\3.exe
<Current directory>\1.exe
<Current directory>\2.exe
%TEMP%\isep.exe
%HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\69I9OPW5\tpggk[1].php
%HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\69I9OPW5\zzjwaaosf[1].php
%WINDIR%\Temp\4.tmp
%HOMEPATH%\vctauc.exe
Sets the 'hidden' attribute to the following files:
<Drive name for removable media>:\YzZ.ico
<Drive name for removable media>:\autorun.inf
%HOMEPATH%\vctauc.exe
Deletes the following files:
<Current directory>\1.exe
<Current directory>\3.exe
%WINDIR%\Temp\4.tmp
%TEMP%\3.tmp
<DRIVERS>\etc\hosts
Deletes itself.
Network activity:
Connects to:
'aa###lic.com':80
'wo###irect.in':80
TCP:
HTTP GET requests:
aa###lic.com/sjxkoboffw/pptgxlb.php?ad################################
aa###lic.com/sjxkoboffw/nersim.php?ad################################
aa###lic.com/sjxkoboffw/xxobsfwwn.php?ad##############################################################
aa###lic.com/sjxkoboffw/zimnarrvz.php?ad################################
aa###lic.com/sjxkoboffw/tpggk.php?ad################################
aa###lic.com/sjxkoboffw/zzjwaaosf.php?ad################################
aa###lic.com/sjxkoboffw/fcppqhklp.php?ad################################
aa###lic.com/sjxkoboffw/ylzzd.php?ad################################
HTTP POST requests:
wo###irect.in/8723he7e72.php?in##############################################################################################################
UDP:
DNS ASK wo###irect.in
DNS ASK aa###lic.com
DNS ASK go##le.at
DNS ASK na##d.ru
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