Skip to main content

Change logs for security intelligence update version 1.453.7.0

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.

Looking for the latest update? Download the latest update

Released on

6/9/2026 12:18:16 PM

Added threat detections

Name Severity
HackTool:MacOS/SuspInfoExfil.E high
Trojan:MSIL/SnakeKeylogger.AZSK!MTB severe
Trojan:MSIL/Zilla.AZA!MTB severe

Updated threat detections

Name Severity
Backdoor:MSIL/AsyncRAT!rfn severe
Backdoor:MSIL/Bladabindi!rfn severe
Backdoor:Win32/Bifrose severe
Backdoor:Win32/Coroxy!rfn severe
Ransom:Win32/Basta!rfn severe
Ransom:Win32/Gocrypt!rfn severe
Ransom:Win64/Akira!rfn severe
Trojan:AndroidOS/AVerseFalc!rfn severe
Trojan:HTML/Pterodo!rfn severe
Trojan:JS/DesckVBRAT.GVG!MTB severe
Trojan:MSIL/DesckVBRAT.GVD!MTB severe
Trojan:MSIL/DesckVBRAT.GVE!MTB severe
Trojan:MSIL/DesckVBRAT.GVF!MTB severe
Trojan:MSIL/Zusy.ARR!MTB severe
Trojan:Script/Stealer.EN!MTB severe
Trojan:VBS/Obfuse.PGB5 severe
Trojan:VBS/Pterodo!rfn severe
Trojan:VBS/Qakbot!rfn severe
Trojan:VBS/SAgent!MTB severe
Trojan:Win32/Acll!rfn severe
Trojan:Win32/ACRStealer.NC!MTB severe
Trojan:Win32/Alevaul!rfn severe
Trojan:Win32/CryptInject severe
Trojan:Win32/DCRat!MTB severe
Trojan:Win32/Egairtigado!rfn severe
Trojan:Win32/Fareit.VB!MTB severe
Trojan:Win32/Fsysna.GND!MTB severe
Trojan:Win32/Kepavll!rfn severe
Trojan:Win32/Keydoor!MSR severe
Trojan:Win32/Leonem!rfn severe
Trojan:Win32/Malgent severe
Trojan:Win32/MereTam!rfn severe
Trojan:Win32/Occamy.CE3 severe
Trojan:Win32/PhishLeonem!rfn severe
Trojan:Win32/Qwexlafiba!rfn severe
Trojan:Win32/Ravartar!rfn severe
Trojan:Win32/Seheq!rfn severe
Trojan:Win32/Skeeyah.B!rfn severe
Trojan:Win32/Suschil!rfn severe
Trojan:Win32/Trec!rfn severe
Trojan:Win32/VMProtect!MTB severe
Trojan:Win32/WinLNK!MSR severe
Trojan:Win32/WinLNK.BKRU!MTB severe
Trojan:Win32/Znyonm!rfn severe
Trojan:Win32/Zusy!MTB severe
Trojan:Win64/Barys!MTB severe
Trojan:Win64/CobaltStrike!rfn severe
Trojan:Win64/CoinMiner!rfn severe
Trojan:Win64/Dapato.ARR!MTB severe
Trojan:Win64/Denes.ND!MTB severe
Trojan:Win64/Donut!rfn severe
Trojan:Win64/Emotetcrypt!rfn severe
Trojan:Win64/Oyster.NSA!MTB severe
Trojan:Win64/RustyStealer.NR!MTB severe
Trojan:Win64/Stealer.AI!AMTB severe
Trojan:Win64/Tedy!MTB severe
Trojan:Win64/Vidar.NC!MTB severe
Trojan:Win64/ZLoaderE!rfn severe
TrojanDownloader:JS/Qakbot!rfn severe
TrojanDownloader:O97M/Emotet!rfn severe
TrojanDownloader:Win32/Fragtor.ARAZ!MTB severe
TrojanDropper:PowerShell/Doprimm!rfn severe
TrojanSpy:Win32/Thonlogger severe
Worm:Win32/Citeary!rfn severe