ThreatExpert's Statistics for W32/Wukill-B [Sophos]:

W32/Wukill-B [Sophos] is also known as:

Threat Alias	Number of Incidents
W32.Wullik@mm [Symantec]	12
W32/Wukill.worm.gen [McAfee]	12
WORM_WUKILL.GEN [Trend Micro]	12
Email-Worm.Rays [PC Tools]	11
Worm:Win32/Wukill.F@mm [Microsoft]	6
Email-Worm.Win32.Rays.c [Kaspersky Lab]	5
Email-Worm.Win32.Rays [Ikarus]	4
Email-Worm.Win32.Rays [Kaspersky Lab]	4
Exploit.HTML.Agent.am [Kaspersky Lab]	3
Win32/Rays.worm.49152 [AhnLab]	3
Worm:Win32/Wukill.BG@mm [Microsoft]	1
Worm:Win32/Wukill@mm.gen!A [Microsoft]	1

W32/Wukill-B [Sophos] has the following possible country of origin:

Origin		Number of Incidents
	China	8

W32/Wukill-B [Sophos] is known to be created as:

%System%\enu.exe.exe

%System%\movies.exe.exe

%System%\winfile.exe.exe

%Windir%\mstray.exe

Notes:

%System% is a variable that refers to the System folder. By default, this is C:\Windows\System (Windows 95/98/Me), C:\Winnt\System32 (Windows NT/2000), or C:\Windows\System32 (Windows XP).
%Windir% is a variable that refers to the Windows installation folder. By default, this is C:\Windows or C:\Winnt.