ThreatExpert's Statistics for Backdoor.Win32.UltimateDefender.xm [Kaspersky Lab]:

Backdoor.Win32.UltimateDefender.xm [Kaspersky Lab] is also known as:

Threat Alias	Number of Incidents
FakeAlert-C.dr [McAfee]	50
Mal/FakeAle-C [Sophos]	50
VirTool:WinNT/Xantvi.gen!A [Microsoft]	50
Trojan.Virantix.C [Symantec]	26
Backdoor.Win32.UltimateDefender [Ikarus]	24
Hacktool.Rootkit [Symantec]	23
Win-Trojan/Rootkit.29184.C [AhnLab]	4

Backdoor.Win32.UltimateDefender.xm [Kaspersky Lab] is known to be created as:

%System%\dllcache\beep.sys

%System%\dllcache\figaro.sys

Note: %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).