Infected with trojan though antivirus active

SOS!help plz. attachted to this mail is a Mcafee virus scan activity log report i have prepared which were caught/blocked recently in my PC (as recent as today morning)... im sending you this log plz tell me what are the patches or hotfixes are available on the net(Microsoft website) or any other..i am using Mcafee 2006 Security center(which has update viruscan database n all....) Any other authentic virus removal tools will also do.
Hope for a positive reply from u ASAP
In Anticipation.



Below is the list of trojan n virus which i found listed in mcafee log report

1) generic.dx!egm(trojan),generic.dx!egm(trojan)
File:c:\documents and settings\user\local setting\temp\248.exe
Process: c:\windows\explorer.exe
**************************************************************************************************************
2) generic.dx!egm(trojan),generic.dx!egm(trojan)
File:c:\documents and settings\user\local setting\Temporary internet files\content.IE5\1UQOEM5W\dia[1].exe
Process: c:\windows\explorer.exe

***************************************************************************************************************
3) generic.dx!dta(trojan), generic.dx!dta(trojan)
file: c:\documentsandsettings\user\local settings\temp\744.exe
Process: c:\windows\explorer.exe
********************************************
4) Generic.dx!bc(trojan), (Generic.dx!bz(trojan)
File: D:\programs\rededit\regeditpe.exe
*****************************************
5) VBS/Autorun.Worm.k
Registry: HKLM\SOFTWAREMicrosoft\windows NT\CurrentVersion\Winlogon|LEGALNOTICEcAPTION
*****************************************
6) BackDoor-CEP.gen.r(trojan)