ThreatExpert's Statistics for Win32/Bagle.worm.2112 [AhnLab]:

Win32/Bagle.worm.2112 [AhnLab] is also known as:

Threat Alias	Number of Incidents
Email-Worm.Win32.Bagle.adk [Kaspersky Lab]	152
Email-Worm.Bagle!sd6 [PC Tools]	144
Generic.dx [McAfee]	144
Mal/Generic-A [Sophos]	144
Trojan Horse [Symantec]	136
Email-Worm.Win32.Bagle [Ikarus]	128
Worm:Win32/Forput!rts [Microsoft]	24
Mal/UnkPack-Fam [Sophos]	8
Trojan.Rootkit [Ikarus]	8

Win32/Bagle.worm.2112 [AhnLab] is known to be created as:

%System%\sys0_32.dll

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).