Change log for version 1.249.1227.0 RSS feed icon

This page shows you what's changed in the most recent definitions update for Microsoft antimalware and antispyware software.

The latest update is:

  • 1.249.1229.0

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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 18,2017 06:31 PM UTC

New definitions


No new threats have been identified in this definition update.

Updated definitions

HackTool:MSIL/Boilod.Ahigh
SoftwareBundler:MSIL/Wizremhigh
SoftwareBundler:Win32/Mizenotahigh
Trojan:Win32/Startpagehigh
HackTool:Win32/AutoKMSmoderate
HackTool:Win32/BrowserPassviewmoderate
HackTool:Win32/Rabasedmoderate
HackTool:Win32/Virledi.Amoderate
Backdoor:MSIL/Noancooe.Csevere
Backdoor:Win32/Bergat.Asevere
Backdoor:Win32/Bezigate.Bsevere
Backdoor:Win32/Bifrosesevere
Backdoor:Win32/Blohi.Asevere
Backdoor:Win32/Dodiw.Asevere
Backdoor:Win32/Gaertob.Asevere
Backdoor:Win32/Kelihossevere
Backdoor:Win32/Naprat.Asevere
Backdoor:Win32/NetWiredRC.Bsevere
Backdoor:Win32/Rescoms.Bsevere
Backdoor:Win32/Simbotsevere
Backdoor:Win32/Xtrat.Asevere
Backdoor:Win32/Zegostsevere
DDoS:Win32/Nitol.Bsevere
Exploit:Win32/Shellcodesevere
PWS:MSIL/Stimilini.Msevere
PWS:Win32/Fareitsevere
PWS:Win32/Ldpinchsevere
PWS:Win32/Primarypass.Asevere
PWS:Win32/Zbot!VMsevere
Ransom:Win32/Ergop.Asevere
Ransom:Win32/Genasomsevere
Rogue:Win32/FakeReansevere
Spammer:Win32/Morphisil.Asevere
Trojan:Java/Jaraut.Asevere
Trojan:MSIL/BitcoinMiner.Asevere
Trojan:MSIL/Bokytuda.B!bitsevere
Trojan:MSIL/Eskimo.Asevere
Trojan:MSIL/Upadter.Asevere
Trojan:O97M/Madeba.A!detsevere
Trojan:Win32/Bancteian.Bsevere
Trojan:Win32/Casidel.Asevere
Trojan:Win32/CoinMiner.AC!bitsevere
Trojan:Win32/Dematali!dtasevere
Trojan:Win32/Dorv.Asevere
Trojan:Win32/Dynamer!rfnsevere
Trojan:Win32/Grenam.B!infsevere
Trojan:Win32/Necurssevere
Trojan:Win32/Necurs.Asevere
Trojan:Win32/Ronohu.Asevere
Trojan:Win32/Salgorea.C!dhasevere
Trojan:Win32/Sefnit.AJsevere
Trojan:Win32/Skeeyah.A!rfnsevere
Trojan:Win32/Starter.Psevere
Trojan:Win32/Swrort.Asevere
Trojan:Win32/Taec.Asevere
Trojan:Win32/Vbulla.Asevere
Trojan:Win32/Vindor.Bsevere
Trojan:Win32/Zonsterarch.BWsevere
Trojan:Win64/BitcoinMinersevere
Trojan:WinNT/Alureon.Hsevere
TrojanClicker:Win32/Kliksevere
TrojanDownloader:BAT/Kiescreen.Bsevere
TrojanDownloader:Win32/Beebonesevere
TrojanDownloader:Win32/Dofoil.ACsevere
TrojanDownloader:Win32/Farfli.I!bitsevere
TrojanDownloader:Win32/Neurevt.Asevere
TrojanDownloader:Win32/Renossevere
TrojanDownloader:Win32/Tugspay.Asevere
TrojanDownloader:Win32/Unruy.Hsevere
TrojanDownloader:Win32/Unruy.Isevere
TrojanDownloader:Win32/Waledac.ALsevere
TrojanDropper:Win32/Bunitu!rfnsevere
TrojanDropper:Win32/Gepyssevere
TrojanDropper:Win32/Minmal.Asevere
TrojanProxy:Win32/Bunitu.Q!bitsevere
TrojanSpy:MSIL/Golroted.Asevere
TrojanSpy:MSIL/Golroted.Esevere
TrojanSpy:MSIL/Hoetou.ACsevere
TrojanSpy:MSIL/Kostioul.Asevere
TrojanSpy:MSIL/Omaneat.Asevere
TrojanSpy:MSIL/Omaneat.F!bitsevere
TrojanSpy:MSIL/Yakbeex.Bsevere
TrojanSpy:Win32/Bankersevere
TrojanSpy:Win32/Delfsevere
TrojanSpy:Win32/Loyeetro.Asevere
TrojanSpy:Win32/Vwealersevere
VirTool:MSIL/Subti.Gsevere
VirTool:MSIL/Subti.Ksevere
VirTool:MSIL/Subti.Nsevere
VirTool:Win32/CeeInjectsevere
VirTool:Win32/DelfInjectsevere
VirTool:Win32/Injectorsevere
VirTool:Win32/VBInjectsevere
VirTool:WinNT/Rootkitdrvsevere
Worm:Win32/Ainslot.Asevere
Worm:Win32/Dorkbotsevere
Worm:Win32/Rebhipsevere
Worm:Win32/VBsevere