Change log for definition version 1.87.1429.0 RSS feed icon

This page lists what has changed in the most recent definitions update for Windows Defender Antivirus and Microsoft Security Essentials.

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The following tables list the new and updated definitions for the version you select here. You can choose from the 20 latest updates, and the most recent update is shown by default:

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Definition available date: Aug 06,2010 10:54 PM UTC

New definitions

Updated definitions

Trojan:Win32/Bumat!rtshigh
Trojan:Win32/Lodap!rtshigh
Trojan:Win32/Orsam!rtshigh
Trojan:Win32/Trafog!rtshigh
TrojanDownloader:Win32/FakeReanhigh
Adware:Win32/Babylonmoderate
Backdoor:Win32/Bifrosesevere
Backdoor:Win32/Bifrose.AEsevere
Backdoor:Win32/Bifrose.HMsevere
Backdoor:Win32/Blackhole.ABsevere
Backdoor:Win32/Delfsevere
Backdoor:Win32/Gaertob.Asevere
Backdoor:Win32/Hupigonsevere
Backdoor:Win32/IRCbotsevere
Backdoor:Win32/IRCbot.DLsevere
Backdoor:Win32/PcClient.BSsevere
Backdoor:Win32/PcClient.EAsevere
Backdoor:Win32/Prosti.Lsevere
Backdoor:Win32/Rbotsevere
Backdoor:Win32/Remserv.Asevere
Backdoor:Win32/Tofsee.Isevere
Backdoor:Win32/Zegost.Bsevere
PWS:Win32/Fignotok.Asevere
PWS:Win32/OnLineGames.GPsevere
PWS:Win32/Zbotsevere
PWS:Win32/Zbot.PGsevere
Trojan:Win32/Abwizsevere
Trojan:Win32/Aegrussevere
Trojan:Win32/Agentsevere
Trojan:Win32/AgentBypasssevere
Trojan:Win32/Alureon.DAsevere
Trojan:Win32/Alureon.DXsevere
Trojan:Win32/Anomalysevere
Trojan:Win32/Boaxxe.Esevere
Trojan:Win32/Comisprocsevere
Trojan:Win32/Comreropsevere
Trojan:Win32/Comsirigsevere
Trojan:Win32/Danglosevere
Trojan:Win32/Daonol.Hsevere
Trojan:Win32/FakeNoresevere
Trojan:Win32/FakeVimessevere
Trojan:Win32/Favadd.Csevere
Trojan:Win32/Hilotisevere
Trojan:Win32/Ircbrutesevere
Trojan:Win32/Itsprocsevere
Trojan:Win32/Koobfacesevere
Trojan:Win32/Koutodoor.Bsevere
Trojan:Win32/Lanav.Asevere
Trojan:Win32/Malagentsevere
Trojan:Win32/Meredropsevere
Trojan:Win32/Nedsym.Fsevere
Trojan:Win32/Redosdru.Csevere
Trojan:Win32/Redosdru.Fsevere
Trojan:Win32/Redosdru.Ksevere
Trojan:Win32/Rimecud.Asevere
Trojan:Win32/Rimodsevere
Trojan:Win32/SMSer.Bsevere
Trojan:Win32/Startpage.KSsevere
Trojan:Win32/Startpage.KTsevere
Trojan:Win32/Startpage.KUsevere
Trojan:Win32/Startpage.QDsevere
Trojan:Win32/SysInvadesevere
Trojan:Win32/Tibs.ITsevere
Trojan:Win32/Winwebsecsevere
TrojanDownloader:Win32/Aegrussevere
TrojanDownloader:Win32/Banloadsevere
TrojanDownloader:Win32/Banload.OWsevere
TrojanDownloader:Win32/Banload.PCsevere
TrojanDownloader:Win32/Banload.PDsevere
TrojanDownloader:Win32/Carberp.Asevere
TrojanDownloader:Win32/Harnigsevere
TrojanDownloader:Win32/Harnig.Nsevere
TrojanDownloader:Win32/Lukicsel.Asevere
TrojanDownloader:Win32/Netins.Asevere
TrojanDownloader:Win32/Obitelsevere
TrojanDownloader:Win32/Ponmocup.Asevere
TrojanDownloader:Win32/Renos.FJsevere
TrojanDownloader:Win32/Renos.KFsevere
TrojanDownloader:Win32/Renos.KJsevere
TrojanDownloader:Win32/Renos.LNsevere
TrojanDownloader:Win32/Renos.LTsevere
TrojanDownloader:Win32/Renos.LXsevere
TrojanDownloader:Win32/Renos.MJsevere
TrojanDownloader:Win32/Smallsevere
TrojanDownloader:Win32/Swizzorsevere
TrojanDownloader:Win32/Tearspearsevere
TrojanDownloader:Win32/Tinersevere
TrojanDownloader:Win32/Ufraie.Asevere
TrojanDownloader:Win32/Wintrim.BXsevere
TrojanDropper:Win32/Dowque.Asevere
TrojanDropper:Win32/Drooptroop.Asevere
TrojanDropper:Win32/Sirefef.Bsevere
TrojanDropper:Win32/Smallsevere
TrojanSpy:Win32/Bancossevere
TrojanSpy:Win32/Bancos.PIsevere
TrojanSpy:Win32/Banker.NDsevere
VirTool:Win32/BeeInjectsevere
VirTool:Win32/DelfInjectsevere
VirTool:Win32/Injectorsevere
VirTool:Win32/VBInjectsevere
Worm:Win32/Agentsevere
Worm:Win32/Autorun.ZIsevere
Worm:Win32/Autorun.ZJsevere
Worm:Win32/Braban.Bsevere
Worm:Win32/Chir.D@mmsevere
Worm:Win32/Opanki.CWsevere
Worm:Win32/Pushbotsevere
Worm:Win32/Pushbot.gen!Csevere
Worm:Win32/Rebhip.Asevere
Worm:Win32/Silly_P2P.Hsevere