Signature update 648 with publish date 2010/11/23 contains 1819 added or updated entries and is already available as part of automatic or manual update option.
+11 Backdoor.Win32.BlackHole
+10 SearchGuard
+4 CheckDisk
+2 P2P-Worm.Win32.Palevo
+2 Trojan-Downloader.Win32.Banload
+886 Trojan.Win32.Malware
+1 PSWTool.Win32.Cain
+368 Exploit.Win32.Generic
+1 HackTool.Win32.Defacer
+3 WSearch
+3 HackTool.Win32.Patcher
+2 OneStep
+2 HotBar
+3 HackTool.Win32.Generic
+1 PSW.Delf
+2 Backdoor.Win32.Banito
+21 Trojan.Win32.Agent
+2 Trojan-GameThief.Win32.Lmir
+99 Backdoor.Win32.Hupigon
+3 Backdoor.ASP.Ace
+6 Trojan-Dropper.Win32.Delf
+6 Trojan-Spy.Win32.KeyLogger
+3 Trojan-Dropper.Win32.Flystud
+1 Backdoor.Win32.Shark
+1 Backdoor.Win32.Rbot
+1 EICAR-Test-File
+1 Worm.Win32.AutoIt
+8 Trojan-GameThief.Win32.WOW
+2 Trojan-Spy.Win32.Zbot
+2 Trojan-PSW.Win32.Agent
+50 Backdoor.Win32.Gen.A
+1 Backdoor.Win32.VB
+22 Backdoor.Win32.Bifrose
+7 Backdoor.Win32.Agent
+2 Trojan.VBS.Agent
+1 Worm.Win32.Agent
+1 Virus.Win32.Small
+6 Trojan.Win32.Delf
+3 Trojan.Win32.CDur
+1 Backdoor.Win32.Prorat
+5 Packed.Win32.PePatch
+2 Backdoor.Win32.Httpbot
+3 Trojan.Win32.Genome
+5 Packed.Win32.Krap
+7 Trojan.Win32.Buzus
+5 Trojan-PSW.Win32.QQPass
+17 Trojan-Dropper.Win32.Agent
+5 Backdoor.Win32.Poison
+26 Net-Worm.Win32.Generic.D
+4 Worm.Win32.AutoRun
+3 Trojan.Win32.Peed
+1 Backdoor.Win32.WinShell
+7 Trojan.Win32.Inject
+1 Trojan-Downloader.Win32.Delf
+4 Trojan-Dropper.Win32.Binder
+9 Virus.Win32.Parite
+1 Trojan-Spy.Win32.Ardamax
+1 Trojan.MSIL.Agent
+3 Trojan.Win32.Obfuscated
+3 Trojan-Clicker.Win32.VB
+1 Virus.Win32.HLLW
+1 Trojan.Win32.Vapsup
+1 PSWTool.Win32.NetPass
+4 Trojan-Dropper.Win32.VB
+1 PSWTool.Win32.Dialupass
+1 Trojan.Win32.Dialer
+5 Trojan-Downloader.Win32.Agent
+1 Trojan.Win32.Small
+6 Malware.Generic
+1 RemoteAdmin.Win32.SyncExpert
+4 Trojan-Downloader.Win32.Small
+2 Virus.Win32.Alman
+1 RiskTool.Win32.HideProc
+1 Net-Worm.Win32.Kido
+2 Packed.Win32.Katusha
+1 Virus.Boot.JackRipper
+1 Worm.BAT.Autorun
+5 Packed.Win32.Klone
+2 VirTool.Win32.MS04-028
+1 Constructor.Win32.SlhBack
+5 Virus.Win32.Sality
+1 Trojan.Win32.Genlot
+3 AdMedia
+1 Trojan-Spy.Win32.Goldun
+4 Backdoor.Win32.IRCBot
+1 Rugo
+3 Packed.Win32.Black
+2 Packed.Win32.CPEX-based
+9 Trojan-GameThief.Win32.OnLineGames
+1 Backdoor.PHP.C99Shell
+3 Trojan.Win32.VB
+2 Backdoor.Win32.SdBot
+2 VirTool.Win32.Injector
+8 Trojan-GameThief.Win32.Magania
+1 Trojan.Win32.MicroFake
+2 Virus.Win32.Virut
+1 IRC-Worm.Win32.VB
+1 Net-Worm.Win32.Kolab
+1 Background
+2 Trojan.Win32.Chifrax
+2 Backdoor.Win32.PcClient
+2 Backdoor.Win32.Prosti
+1 Trojan.Win32.Crypt
+4 Trojan.Win32.StartPage
+1 Trojan.BAT.KillAV
+1 Trojan-Spy.Win32.Agent
+1 Trojan-Dropper.Win32.MultiJoiner
+2 Trojan-Clicker.Win32.Agent
+1 Trojan-Dropper.Win32.Crypter
+1 Trojan.Win32.VBS
+1 Trojan.Win32.Patcher
+1 Trojan-Downloader.VBS.Small
+1 Constructor.Win32.Agent
+1 Trojan-Dropper.Win32.Small
+1 Trojan.Win32.Slefdel
+2 Backdoor.Win32.Inject
+1 Trojan-Dropper.NSIS.Agent
+1 Backdoor.Win32.RShot
+1 HackTool.Win32.Kiser
+1 Backdoor.Win32.Delf
+1 UBar
+1 Trojan-Dropper.Win32.Joiner
+1 WebToolbar.Win32.Zango
+1 Trojan-Dropper.Win32.KGen
+1 Trojan.Win32.Startpage
+1 Email-Worm.VBS.DDV
+1 Monitor.Win32.Ardamax
+1 Trojan.Win32.JS
+1 Email-Worm.Win32.Rays
+1 Trojan-Banker.Win32.Banker2
+1 Hoax.Win32.BadJoke
+1 Trojan.Win32.Patched
+2 Trojan-Dropper.Win32.NSIS
+1 Trojan.Win32.Agent2
+1 Backdoor.Win32.Turkojan
+1 VirTool.Win32.VBS
+1 Trojan.Win32.Midgare
+1 VirTool.Win32.Crypt
+1 RemoteAdmin.Win32.RAdmin
+1 Virus.MSExcel.Sic
+1 Trojan-Banker.Win32.Banbra
+1 Virus.MSExcel.Laroux
+1 Trojan-Downloader.Java.OpenConnection
+1 RiskTool.Win32.HideExec
+1 Trojan-PSW.Win32.LdPinch
+1 Worm.Win32.Downloader
+1 Packed.Win32.NSAnti
+1 Worm.Win32.Mabezat
+1 NetTool.Win32.Netcut
+1 Trojan-Downloader.Win32.VB