Skip to main content
Skip to main content
Microsoft Security Intelligence
Cart 0 items in shopping cart
Sign in

Change logs for security intelligence update version 1.443.1012.0

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

2/5/2026 6:42:39 AM

Added threat detections

Name Severity
Exploit:Win64/Homboroz!dha severe
Ransom:MSIL/BrickRansom.YGD!MTB severe
Ransom:Win32/CnhCrypter!rfn severe
Ransom:Win64/DarkPrince.YBG!MTB severe
Trojan:HTML/FakeLogin.D!atmn severe
Trojan:HTML/FakeLogin.E!atmn severe
Trojan:HTML/FakeLogin.F!atmn severe
Trojan:HTML/Phish.A!atmn severe
Trojan:HTML/Phish.B!atmn severe
Trojan:HTML/Redirector.A!atmn severe
Trojan:HTML/Redirector.B!atmn severe
Trojan:HTML/Redirector.C!atmn severe
Trojan:HTML/Redirector.D!atmn severe
Trojan:HTML/Redirector.E!atmn severe
Trojan:HTML/Redirector.F!atmn severe
Trojan:Win32/GCleaner.PGCG!MTB severe
Trojan:Win32/SuspShadowAccess.DA severe

Updated threat detections

Name Severity
Adware:Linux/Multiverze!rfn high
Adware:Win32/Tnega!MSR high
Backdoor:MSIL/AsyncRat!rfn severe
Backdoor:MSIL/AsyncRAT.AA!MTB severe
Backdoor:MSIL/DCRat!rfn severe
Backdoor:PHP/Webshell.PA severe
Backdoor:Win32/Berbew.AA!MTB severe
Backdoor:Win32/Dirtelti!ml severe
Backdoor:Win32/Koceg!rfn severe
Behavior:Win32/KMSPatch!apsi severe
Behavior:Win32/SuspCmdSpawn.C severe
Behavior:Win32/SuspSystemMod.A severe
Behavior:Win32/SuspSystemMod.B severe
Behavior:Win32/SuspSystemMod.C severe
BrowserModifier:Win32/MediaArena high
Exploit:JS/ShellCode!MSR severe
Exploit:O97M/CVE-2018-0798!rfn severe
Exploit:Win32/Tudimons.A!dha severe
HackTool:PowerShell/PowerView!pz high
HackTool:Python/Impacket!MSR high
HackTool:Python/Impacket.AS high
HackTool:Python/Multiverze high
HackTool:Win32/Agent!rfn high
HackTool:Win32/BrowserPassview!rfn high
HackTool:Win32/Cobaltstrike!rfn high
HackTool:Win32/Crack!MTB high
HackTool:Win32/Keygen high
HackTool:Win32/Keygen!MSR high
HackTool:Win32/Keygen!rfn high
HackTool:Win32/Mailpassview!rfn high
HackTool:Win32/PsAttack!rfn high
HackTool:Win64/Passview!MSR high
MonitoringTool:Win32/MicTrayDebugger severe
Ransom:BAT/DisableDefender.A!dha severe
Ransom:BAT/GenRansom!rfn severe
Ransom:Win32/Play!rfn severe
Ransom:Win64/Akira!rfn severe
Ransom:Win64/BastaLoader!rfn severe
Ransom:Win64/Lockbit.PMK!MTB severe
Trojan:AndroidOS/AVerseFalc!rfn severe
Trojan:AndroidOS/Multiverze!rfn severe
Trojan:BAT/Qakbot!rfn severe
Trojan:BAT/Starter.G!lnk severe
Trojan:HTML/FakeLogin.A!atmn severe
Trojan:HTML/FakeLogin.B!atmn severe
Trojan:HTML/FakeLogin.C!atmn severe
Trojan:HTML/FakeLogin.SLOB!MTB severe
Trojan:HTML/FakeLogin.SLZZ!MTB severe
Trojan:HTML/Phish!MSR severe
Trojan:HTML/Phish.C!atmn severe
Trojan:HTML/Phish.D!atmn severe
Trojan:HTML/Phish.SLZY!MTB severe
Trojan:HTML/Qakbot!rfn severe
Trojan:JS/Batloader!rfn severe
Trojan:JS/Malgent!MSR severe
Trojan:JS/Obfuse!rfn severe
Trojan:JS/Obfuse.PAA!MTB severe
Trojan:JS/Redirector.ABOB!MTB severe
Trojan:JS/Runner!MTB severe
Trojan:Linux/Multiverze!rfn severe
Trojan:MSIL/AgentTesla!rfn severe
Trojan:MSIL/AgentTesla.RSS!MTB severe
Trojan:MSIL/Chopper.SPD!MTB severe
Trojan:MSIL/Masslogger!MTB severe
Trojan:MSIL/Polazert!rfn severe
Trojan:MSIL/ShellcodeRunner!rfn severe
Trojan:O97M/DDownloader!rfn severe
Trojan:O97M/Phish!MSR severe
Trojan:PDF/Phish!atmn severe
Trojan:PDF/Phish!rfn severe
Trojan:PDF/Qakbot!rfn severe
Trojan:PowerShell/Aotera.AB!MTB severe
Trojan:PowerShell/Malgent severe
Trojan:PowerShell/Malgent!MSR severe
Trojan:PowerShell/Powdow.NTA!MTB severe
Trojan:PowerShell/QakBot!rfn severe
Trojan:Python/Bobik.EB!MTB severe
Trojan:Script/Malgent!MSR severe
Trojan:Script/Multiverze!rfn severe
Trojan:Script/Webshell!AMTB severe
Trojan:VBS/Emotet!rfn severe
Trojan:VBS/Obfuse!rfn severe
Trojan:VBS/Qakbot!rfn severe
Trojan:Win32/AgentTesla severe
Trojan:Win32/Alevaul!rfn severe
Trojan:Win32/AutoitShellInj!rfn severe
Trojan:Win32/Ceevee severe
Trojan:Win32/ClickFix.AB severe
Trojan:Win32/ClickFix.SEZ severe
Trojan:Win32/ClickFix.SIAA severe
Trojan:Win32/CobaltStrike!rfn severe
Trojan:Win32/CoreWarrior.DA!MTB severe
Trojan:Win32/Coroxy!rfn severe
Trojan:Win32/CryptInject!ml severe
Trojan:Win32/DllInject!rfn severe
Trojan:Win32/Dridex.DM!MTB severe
Trojan:Win32/Egairtigado!rfn severe
Trojan:Win32/Etset!rfn severe
Trojan:Win32/Fadevour.LK!MTB severe
Trojan:Win32/Fareit!rfn severe
Trojan:Win32/Fareit.VB!MTB severe
Trojan:Win32/Flystudio!MTB severe
Trojan:Win32/FormBook!rfn severe
Trojan:Win32/ICLoader!rfn severe
Trojan:Win32/Injector.YTRE!MTB severe
Trojan:Win32/Kazadm.A!MTB severe
Trojan:Win32/Kepavll!rfn severe
Trojan:Win32/Leonem severe
Trojan:Win32/Leonem!rfn severe
Trojan:Win32/Malgent severe
Trojan:Win32/Malgent!MSR severe
Trojan:Win32/Malgent!MTB severe
Trojan:Win32/MalLoader!rfn severe
Trojan:Win32/MereTam!rfn severe
Trojan:Win32/Meterpreter!rfn severe
Trojan:Win32/PhishLeonem!rfn severe
Trojan:Win32/Pomal!rfn severe
Trojan:Win32/Qakbot!rfn severe
Trojan:Win32/Seheq!rfn severe
Trojan:Win32/Sehyioa.A!cl severe
Trojan:Win32/SelfDel.A!MTB severe
Trojan:Win32/Sfuzuan.EN!MTB severe
Trojan:Win32/Skeeyah.A severe
Trojan:Win32/Skeeyah.B!rfn severe
Trojan:Win32/Suschil!rfn severe
Trojan:Win32/Swisyn.ADA!MTB severe
Trojan:Win32/Tedy!MTB severe
Trojan:Win32/Tiggre!rfn severe
Trojan:Win32/Tnega!MSR severe
Trojan:Win32/Trufip!rts high
Trojan:Win32/Ursnif!rfn severe
Trojan:Win32/VBClone.GTT!MTB severe
Trojan:Win32/Vilsel.A!MTB severe
Trojan:Win32/WinLNK!rfn severe
Trojan:Win32/Yomal!rfn severe
Trojan:Win32/Znyonm!rfn severe
Trojan:Win64/Aotera.C!AMTB severe
Trojan:Win64/Bazar!rfn severe
Trojan:Win64/BlackWidow!rfn severe
Trojan:Win64/BumbleBee!rfn severe
Trojan:Win64/CobaltStrike!rfn severe
Trojan:Win64/CoinMiner!MTB severe
Trojan:Win64/Convagent.GZN!MTB severe
Trojan:Win64/Emotet!rfn severe
Trojan:Win64/FSAutcik severe
Trojan:Win64/IcedID!rfn severe
Trojan:Win64/KillProc!rfn severe
Trojan:Win64/Lazy!rfn severe
Trojan:Win64/Malgent!MSR severe
Trojan:Win64/Oyster!MTB severe
Trojan:Win64/Oyster!rfn severe
Trojan:Win64/Rhadamanthys.RH!MTB severe
Trojan:Win64/ShellcodeRunner.AHE!MTB severe
Trojan:Win64/SleepyFileDeleter!rfn severe
Trojan:Win64/SpyLoader!rfn severe
Trojan:Win64/Tedy!MTB severe
Trojan:Win64/VMProtect!MTB severe
Trojan:Win64/ZLoader!rfn severe
Trojan:Win64/ZLoaderE!rfn severe
TrojanClicker:Win32/Doplik.Q severe
TrojanDownloader:BAT/QakBotLoader!rfn severe
TrojanDownloader:JS/Qakbot!rfn severe
TrojanDownloader:O97M/Emotet!rfn severe
TrojanDownloader:PowerShell/Obfuse!rfn severe
TrojanDownloader:VBS/Emotet!rfn severe
TrojanDownloader:W97M/Adnel severe
TrojanDownloader:Win32/Fragtor.ARAZ!MTB severe
TrojanDownloader:Win32/Rugmi!AMTB severe
TrojanDownloader:Win32/Rugmi!rfn severe
TrojanDropper:PowerShell/Doprimm!rfn severe
TrojanDropper:Win32/Muldrop.V!MTB severe
VirTool:Win32/Sliver!rfn severe
VirTool:Win64/Shelcorid!rfn severe