Change logs for security intelligence update version 1.463.170.0

This page lists newly added and updated threat detections included in security intelligence updates for Microsoft Defender Antivirus and other Microsoft antimalware. If you don’t find the latest security intelligence update version in the selector below, please refresh this page or let us know us know through the feedback smiley.

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Security intelligence update version

Released on

11/7/2026 4:40:13 AM

Added threat detections

Name	Severity
Trojan:Python/FadeStealer!AMTB	severe
Trojan:Win32/PapRAT.A	severe

Updated threat detections

Name	Severity
Backdoor:MSIL/AsyncRAT!rfn	severe
Backdoor:MSIL/Bladabindi!rfn	severe
Backdoor:Win32/Koceg!rfn	severe
Backdoor:Win32/Supper!rfn	severe
Behavior:MacOS/AppleNamedUserLaunchAgent.A	severe
HackTool:Python/PyKerberoast!MSR	high
HackTool:Win32/Crack!MTB	high
HackTool:Win32/Mikatz!dha	high
HackTool:Win32/Patcher	high
Program:AndroidOS/Multiverze	high
Ransom:Win64/Akira!rfn	severe
Ransom:Win64/Magniber!rfn	severe
Trojan:AndroidOS/AVerseFalc!rfn	severe
Trojan:AndroidOS/BTMOBRat!rfn	severe
Trojan:BAT/LNK_DarkGate!rfn	severe
Trojan:BAT/Qakbot!rfn	severe
Trojan:HTML/Qakbot!rfn	severe
Trojan:JS/FormBook!rfn	severe
Trojan:JS/Ursnif!rfn	severe
Trojan:Linux/Multiverze!rfn	severe
Trojan:MacOS/Multiverze!rfn	severe
Trojan:MSIL/AgentTesla!rfn	severe
Trojan:MSIL/AsyncRat!rfn	severe
Trojan:MSIL/Bladabindi!rfn	severe
Trojan:MSIL/Exnet.B!MTB	severe
Trojan:O97M/DDownloader!rfn	severe
Trojan:PowerShell/Malgent!MSR	severe
Trojan:PowerShell/Pterodo!rfn	severe
Trojan:PowerShell/QakBot!rfn	severe
Trojan:Python/Multiverze!rfn	severe
Trojan:Script/Metasploit	severe
Trojan:Script/Multiverze!rfn	severe
Trojan:Script/QBot!rfn	severe
Trojan:VBS/Emotet!rfn	severe
Trojan:VBS/Pterodo!rfn	severe
Trojan:VBS/Qakbot!rfn	severe
Trojan:VBS/ShortPipe!rfn	severe
Trojan:Win32/Avkill!rfn	severe
Trojan:Win32/Casdet!rfn	severe
Trojan:Win32/CoreWarrior.DA!MTB	severe
Trojan:Win32/DllInject!rfn	severe
Trojan:Win32/Dridex!rfn	severe
Trojan:Win32/Egairtigado!rfn	severe
Trojan:Win32/Floxif!rfn	severe
Trojan:Win32/Kepavll!rfn	severe
Trojan:Win32/Leonem!rfn	severe
Trojan:Win32/Malgent	severe
Trojan:Win32/MereTam!rfn	severe
Trojan:Win32/Pomal!rfn	severe
Trojan:Win32/Qakbot!rfn	severe
Trojan:Win32/Qbot!rfn	severe
Trojan:Win32/Qwexlafiba!rfn	severe
Trojan:Win32/Ravartar!rfn	severe
Trojan:Win32/Rozena!rfn	severe
Trojan:Win32/Seheq!rfn	severe
Trojan:Win32/Suschil!rfn	severe
Trojan:Win32/Yomal!rfn	severe
Trojan:Win32/Zenpack!rfn	severe
Trojan:Win64/AcrStealer!rfn	severe
Trojan:Win64/Bumblebee!rfn	severe
Trojan:Win64/IcedID!rfn	severe
Trojan:Win64/MalDrv.A!MSR	severe
Trojan:Win64/Malgent!MSR	severe
Trojan:Win64/Oyster!rfn	severe
Trojan:Win64/RemusStealer!rfn	severe
Trojan:Win64/SpyLoader!rfn	severe
Trojan:Win64/Yogi!rfn	severe
TrojanDownloader:BAT/QakBotLoader!rfn	severe
TrojanDownloader:JS/Qakbot!rfn	severe
TrojanDownloader:O97M/Emotet!rfn	severe
TrojanDownloader:Win32/Adload!rfn	severe
TrojanDownloader:Win32/Citeary!rfn	severe
TrojanDownloader:Win32/Fmasidwn!rfn	severe
TrojanDownloader:Win32/Tnega	severe
TrojanDownloader:Win64/BumbleBee!rfn	severe
VirTool:INF/Autorun!rfn	severe
Worm:Win32/Citeary!rfn	severe