Change log for version 1.251.1225.0 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:

  • 1.251.1225.0

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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: Sep 21,2017 07:01 AM UTC

New definitions

Updated definitions

BrowserModifier:Win32/Diplugemhigh
BrowserModifier:Win32/ShopperProCbyhigh
BrowserModifier:Win32/Webaltahigh
HackTool:MSIL/Boilod.Ahigh
SoftwareBundler:MSIL/Wizremhigh
SoftwareBundler:Win32/ICLoaderhigh
SoftwareBundler:Win32/Mizenotahigh
Trojan:Win32/Startpagehigh
TrojanDownloader:Win32/Adload!rfnhigh
HackTool:Win32/AutoKMSmoderate
HackTool:Win32/AutoKMS!rfnmoderate
HackTool:Win32/BrowserPassviewmoderate
HackTool:Win32/Gendowsmoderate
HackTool:Win32/Patchmoderate
Joke:BAT/Bosoda.Amoderate
Program:Win32/Hadsruda!bitmoderate
Backdoor:MSIL/Aataki.AC!bitsevere
Backdoor:MSIL/Bladabindi!rfnsevere
Backdoor:MSIL/Gensteal.Asevere
Backdoor:MSIL/Hamaetot.Asevere
Backdoor:MSIL/Noancooe.Asevere
Backdoor:MSIL/Noancooe.Csevere
Backdoor:MSIL/Splori.Asevere
Backdoor:MSIL/Symratek.A!bitsevere
Backdoor:Win32/Bergat.Asevere
Backdoor:Win32/Bezigate.Bsevere
Backdoor:Win32/Bifrosesevere
Backdoor:Win32/Bifrose!rfnsevere
Backdoor:Win32/Blohi.Bsevere
Backdoor:Win32/Ciadoorsevere
Backdoor:Win32/Coolvidoor.Gsevere
Backdoor:Win32/Cycbot.Bsevere
Backdoor:Win32/Cycbot.Gsevere
Backdoor:Win32/Delfsevere
Backdoor:Win32/Dodiw.Asevere
Backdoor:Win32/Farfli.AXsevere
Backdoor:Win32/Gaertob.Asevere
Backdoor:Win32/Govrat.Asevere
Backdoor:Win32/IRCbotsevere
Backdoor:Win32/Kelihos.Fsevere
Backdoor:Win32/Kirts.Asevere
Backdoor:Win32/Mosucker.AAsevere
Backdoor:Win32/NetWiredRC.Bsevere
Backdoor:Win32/NetWiredRC.Csevere
Backdoor:Win32/Nosrawec.Asevere
Backdoor:Win32/Protos.Asevere
Backdoor:Win32/Qakbot!rfnsevere
Backdoor:Win32/Qakbot.Tsevere
Backdoor:Win32/Rescoms.Bsevere
Backdoor:Win32/SdBot!rfnsevere
Backdoor:Win32/Simbotsevere
Backdoor:Win32/Turkojansevere
Backdoor:Win32/Wabot!rfnsevere
Backdoor:Win32/Xiclog.Asevere
Backdoor:Win32/Xtrat.ACsevere
Backdoor:Win32/Xyligan.Asevere
Backdoor:Win32/Xyligan.Bsevere
Backdoor:Win32/Zegostsevere
DDoS:Linux/Lightaidra!rfnsevere
DDoS:Win32/Nitol.Asevere
DDoS:Win32/Nitol.Bsevere
Exploit:HTML/IframeRef!rfnsevere
Exploit:O97M/CVE-2017-0199!rfnsevere
Exploit:Win32/RpcDcom!rfnsevere
Exploit:Win32/Shellcodesevere
MonitoringTool:Win32/Ardamaxsevere
PWS:MSIL/Mintluks.Asevere
PWS:MSIL/Stimilini.Msevere
PWS:Win32/Fareitsevere
PWS:Win32/Fareit.ACsevere
PWS:Win32/Fignotok.Asevere
PWS:Win32/OnLineGamessevere
PWS:Win32/Primarypass.Asevere
PWS:Win32/Zbot!GOsevere
PWS:Win32/Zbot!GOAsevere
PWS:Win32/Zbot!VMsevere
Ransom:JS/Krypterade!rfnsevere
Ransom:MSIL/JigsawLocker!rfnsevere
Ransom:MSIL/JigsawLocker.Asevere
Ransom:Win32/Dircrypt.Csevere
Ransom:Win32/Genasomsevere
Ransom:Win32/Loktrom.Bsevere
Ransom:Win32/Sorikrypt.Asevere
Ransom:Win32/Wadhrama.A!rsmsevere
Ransom:Win32/WannaCrypt!bitsevere
Ransom:Win32/Wannacrypt.A!rsmsevere
Rogue:Win32/Defmid!rfnsevere
Rogue:Win32/FakeYaksevere
SupportScam:JS/TechBrolo!rfnsevere
Trojan:AndroidOS/BoxerSms!rfnsevere
Trojan:AndroidOS/Plankton!rfnsevere
Trojan:BAT/Olsa!infsevere
Trojan:BAT/Startpage.Gsevere
Trojan:JS/HideLink!rfnsevere
Trojan:JS/Redirector!rfnsevere
Trojan:JS/WebHijack!rfnsevere
Trojan:MSIL/Bokytuda.A!bitsevere
Trojan:MSIL/Eskimo.Asevere
Trojan:MSIL/Golbla.Asevere
Trojan:MSIL/Starter.Gsevere
Trojan:MSIL/Upadter.Asevere
Trojan:O97M/Madeba.A!detsevere
Trojan:VBS/Daosix.Jsevere
Trojan:Win32/Autdis.Asevere
Trojan:Win32/Bancteian.Asevere
Trojan:Win32/Bancteian.Bsevere
Trojan:Win32/BHOsevere
Trojan:Win32/Bicone.Bsevere
Trojan:Win32/Blocix.Asevere
Trojan:Win32/Broban.Asevere
Trojan:Win32/Carberp.Ksevere
Trojan:Win32/Ceatrg.Asevere
Trojan:Win32/CoinMiner.AC!bitsevere
Trojan:Win32/Crastic.Dsevere
Trojan:Win32/Dusvext.Bsevere
Trojan:Win32/Dynamer!acsevere
Trojan:Win32/Dynamer!rfnsevere
Trojan:Win32/Floxif!rfnsevere
Trojan:Win32/Goabeny!rfnsevere
Trojan:Win32/Iepatch!rfnsevere
Trojan:Win32/Kanots.Asevere
Trojan:Win32/Killavsevere
Trojan:Win32/Killfilessevere
Trojan:Win32/Lamooc.Asevere
Trojan:Win32/Malexsevere
Trojan:Win32/Mavil.Asevere
Trojan:Win32/Multsarch.Qsevere
Trojan:Win32/Neurevtsevere
Trojan:Win32/Nivdort.Asevere
Trojan:Win32/Pdfphishsevere
Trojan:Win32/Rimod!rfnsevere
Trojan:Win32/Rofin!rfnsevere
Trojan:Win32/Ronohu.Asevere
Trojan:Win32/Ropest.Jsevere
Trojan:Win32/Salgorea.C!dhasevere
Trojan:Win32/Salrenmetie.Asevere
Trojan:Win32/Sefnit.AJsevere
Trojan:Win32/Sirefef.Vsevere
Trojan:Win32/Skeeyah.A!rfnsevere
Trojan:Win32/Startpage!rfnsevere
Trojan:Win32/StartPage.ZN!bitsevere
Trojan:Win32/Suloc.Asevere
Trojan:Win32/Swrort.Asevere
Trojan:Win32/Tcpportscan.Asevere
Trojan:Win32/Tepoyxsevere
Trojan:Win32/Tesch.Bsevere
Trojan:Win32/Tinba.Fsevere
Trojan:Win32/Tubaretsevere
Trojan:Win32/Vicenorsevere
Trojan:Win32/Vundosevere
Trojan:Win32/Xtratsevere
Trojan:Win32/Zonsterarch!rfnsevere
Trojan:Win32/Zonsterarch.ACsevere
Trojan:Win32/Zonsterarch.BWsevere
Trojan:WinNT/Hookmootsevere
Trojan:WinREG/Startpage.Esevere
TrojanClicker:Win32/Spackit!rfnsevere
TrojanDownloader:HTML/Adodbsevere
TrojanDownloader:JS/Nemucod!rfnsevere
TrojanDownloader:MSIL/Genmaldow.Asevere
TrojanDownloader:MSIL/Pstinb.Asevere
TrojanDownloader:MSIL/Ranos.Asevere
TrojanDownloader:SWF/Esaprof.Asevere
TrojanDownloader:SWF/Esaprof.Bsevere
TrojanDownloader:VBS/Schopets!rfnsevere
TrojanDownloader:Win32/Agentsevere
TrojanDownloader:Win32/Banload!rfnsevere
TrojanDownloader:Win32/Brantall!rfnsevere
TrojanDownloader:Win32/CDownload.Asevere
TrojanDownloader:Win32/Cekarsevere
TrojanDownloader:Win32/Cutwail.BZsevere
TrojanDownloader:Win32/Dofoil!rfnsevere
TrojanDownloader:Win32/Dofoil.ACsevere
TrojanDownloader:Win32/Ladivyrop!rfnsevere
TrojanDownloader:Win32/Obvod.Msevere
TrojanDownloader:Win32/Onitab!rfnsevere
TrojanDownloader:Win32/Perkeshsevere
TrojanDownloader:Win32/Smallsevere
TrojanDownloader:Win32/Tinub.Asevere
TrojanDownloader:Win32/Tugspay.Asevere
TrojanDownloader:Win32/Unruy.Hsevere
TrojanDownloader:Win32/Waledac.ALsevere
TrojanDownloader:Win32/Waledac.Csevere
TrojanDownloader:Win32/Zbot.Dsevere
TrojanDropper:MSIL/Bamsupr.A!bitsevere
TrojanDropper:Win32/Agentsevere
TrojanDropper:Win32/Gepyssevere
TrojanDropper:Win32/Picazensevere
TrojanDropper:Win32/Randrew.A!bitsevere
TrojanDropper:Win32/Vundo.ABsevere
TrojanProxy:Win32/Bunitu.Q!bitsevere
TrojanSpy:MSIL/Crime.Bsevere
TrojanSpy:MSIL/Golroted.Asevere
TrojanSpy:MSIL/Golroted.Bsevere
TrojanSpy:MSIL/Golroted.Esevere
TrojanSpy:MSIL/Hoetou.ACsevere
TrojanSpy:MSIL/Omaneat.Bsevere
TrojanSpy:MSIL/Plimrost.Bsevere
TrojanSpy:Win32/Agentsevere
TrojanSpy:Win32/Bankersevere
TrojanSpy:Win32/Hesperbot.Asevere
TrojanSpy:Win32/Logsnifsevere
TrojanSpy:Win32/Loyeetro.Asevere
TrojanSpy:Win32/Lydrasevere
TrojanSpy:Win32/Nivdortsevere
TrojanSpy:Win32/Plimrost.Bsevere
TrojanSpy:Win32/Ranbyussevere
TrojanSpy:Win32/SSonce.Csevere
TrojanSpy:Win32/Tougle!rfnsevere
TrojanSpy:Win32/Usteal.Dsevere
TrojanSpy:Win32/Vwealersevere
VirTool:MSIL/Antisow.Asevere
VirTool:MSIL/Injectorsevere
VirTool:MSIL/NetInject.Asevere
VirTool:MSIL/Obfuscator.AS!rebhipsevere
VirTool:MSIL/Subti.Gsevere
VirTool:MSIL/Subti.Nsevere
VirTool:Win32/CeeInjectsevere
VirTool:Win32/DelfInjectsevere
VirTool:Win32/Injectorsevere
VirTool:Win32/Vbindersevere
VirTool:Win32/VBInjectsevere
VirTool:WinNT/Floxif!rfnsevere
VirTool:WinNT/Rootkitdrvsevere
Worm:ALisp/Kenilfe.Gsevere
Worm:AutoIt/Nuqelsevere
Worm:MSIL/Ainslot.Asevere
Worm:MSIL/Necast.Jsevere
Worm:Win32/Ainslot.Asevere
Worm:Win32/Dorkbotsevere
Worm:Win32/Gamarue!rfnsevere
Worm:Win32/Gamarue.AMsevere
Worm:Win32/Gamarue.ARsevere
Worm:Win32/Gamarue.Isevere
Worm:Win32/Hamweqsevere
Worm:Win32/Mofksyssevere
Worm:Win32/Poswauto.Asevere
Worm:Win32/Pushbotsevere
Worm:Win32/Rebhipsevere
Worm:Win32/Rebhip.Asevere
Worm:Win32/Rebhip.Vsevere
Worm:Win32/VBsevere
Worm:Win32/Xtrat.B!Dsevere
Worm:Win32/Yoybotsevere