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Change logs for security intelligence update version 1.453.460.0

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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Released on

7/6/2026 6:38:59 PM

Added threat detections

Name Severity
Trojan:HTML/Redirector.DTA!MTB severe
Trojan:JS/Redirector.AZA!MTB severe
Trojan:MSIL/FormBook.ABFK!MTB severe
Trojan:MSIL/Injector.NYA!MTB severe
Trojan:Win64/Aotera.NR!MTB severe
Trojan:Win64/Muldrop!MTB severe

Updated threat detections

Name Severity
Adware:MSIL/BrowserAssistant high
Backdoor:Java/Webshell.D!AMTB severe
Exploit:O97M/CVE-2017-0199!rfn severe
HackTool:Win64/RemoteAdmin!rfn high
Misleading:Win32/Lodi high
Ransom:Win32/ContiCrypt!rfn severe
Ransom:Win32/Lockbit!rfn severe
Ransom:Win64/LockBit!rfn severe
Spammer:PDF/Anonmail!AMTB severe
Spammer:PDF/Malgent!MSR severe
Trojan:AndroidOS/AVerseFalc!rfn severe
Trojan:HTML/FakeUpdate.MK!MTB severe
Trojan:HTML/Phish.SN!MTB severe
Trojan:INF/Cmstpass!AMTB severe
Trojan:JS/QakbotLNK!rfn severe
Trojan:MacOS/SuspSupplyRAT.A severe
Trojan:MSIL/Bobik!MTB severe
Trojan:MSIL/TurtleLoader.A!dha severe
Trojan:O97M/DDownloader!rfn severe
Trojan:PDF/Phish!rfn severe
Trojan:Script/Multiverze!rfn severe
Trojan:VBS/Boxter.PGBO!MTB severe
Trojan:VBS/Emotet!rfn severe
Trojan:VBS/ObfuscatURL.PGOU!MTB severe
Trojan:VBS/ObfuscatURL.PGUR!MTB severe
Trojan:VBS/RemcosRAT.RSP!MTB severe
Trojan:Win32/Acll!rfn severe
Trojan:Win32/BatLoader!rfn severe
Trojan:Win32/Casdet!rfn severe
Trojan:Win32/Cerber!rfn severe
Trojan:Win32/CryptInject!rfn severe
Trojan:Win32/DllInject!rfn severe
Trojan:Win32/Doina!rfn severe
Trojan:Win32/Egairtigado!rfn severe
Trojan:Win32/Emotet!rfn severe
Trojan:Win32/Enigmaprotector severe
Trojan:Win32/Fauppod!rfn severe
Trojan:Win32/FileCoder!rfn severe
Trojan:Win32/FormBook!rfn severe
Trojan:Win32/Graftor.HNA!MTB severe
Trojan:Win32/Kazadm.A!MTB severe
Trojan:Win32/Kepavll!rfn severe
Trojan:Win32/Leonem!rfn severe
Trojan:Win32/Malgent severe
Trojan:Win32/Malgent!AMTB severe
Trojan:Win32/Malgent!MSR severe
Trojan:Win32/Malgent!MTB severe
Trojan:Win32/Malgent!rfn 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/Runner.HB!MTB severe
Trojan:Win32/Seheq!rfn severe
Trojan:Win32/Suschil!rfn severe
Trojan:Win32/Tiggre!rfn severe
Trojan:Win32/Trec!rfn severe
Trojan:Win32/WinLNK!rfn severe
Trojan:Win32/Znyonm!rfn severe
Trojan:Win32/Zusy.YSN!MTB severe
Trojan:Win64/Cerbu!MTB severe
Trojan:Win64/CobaltStrike!rfn severe
Trojan:Win64/CoinMiner!rfn severe
Trojan:Win64/Convagent.AHE!MTB severe
Trojan:Win64/DLLHijack!MTB severe
Trojan:Win64/DllInject!AMTB severe
Trojan:Win64/Emotet!rfn severe
Trojan:Win64/IcedID!rfn severe
Trojan:Win64/MaskGramStealer.AMG!MTB severe
Trojan:Win64/Midie!MTB severe
Trojan:Win64/SpyLoader!rfn severe
Trojan:Win64/SystemBC!rfn severe
Trojan:Win64/Tedy!MTB severe
Trojan:Win64/XMRig.PA!MTB severe
TrojanDownloader:BAT/QakBotLoader!rfn severe
TrojanDownloader:JS/Nemucod!rfn severe
TrojanDownloader:JS/Qakbot!rfn severe
TrojanDownloader:O97M/Emotet!rfn severe
TrojanDownloader:O97M/IcedID!rfn severe
TrojanDownloader:PDF/Gozi!rfn severe
TrojanDownloader:Win32/Citeary!rfn severe
TrojanDownloader:Win32/Fragtor.ARAZ!MTB severe
VirTool:WinNT/Rootkitdrv!rfn severe
Worm:Win32/Citeary!rfn severe
Worm:Win32/Sohanad!rfn severe