Change logs for security intelligence update version 1.381.2363.0

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

Security intelligence update version

Released on

1/18/2023 5:41:07 AM

Added threat detections

Name	Severity
Trojan:MSIL/Dridex.EA!MTB	severe
Trojan:PDF/IcedID.PRR!MTB	severe
TrojanDownloader:MSIL/Vidar!MTB	severe
Worm:MacOS/Niqtana!MTB	severe

Updated threat detections

Name	Severity
Backdoor:MSIL/Remcos.TG!MTB	severe
Backdoor:Win32/Delf	severe
DoS:Win32/CaddyWiper.H!dha	severe
Exploit:O97M/CVE-2017-11882.RVR	severe
PWS:Win32/Ymacco.AA1E	severe
Ransom:MSIL/Stupid	severe
Ransom:Win64/FileCryptor	severe
Trojan:AndroidOS/Banker!MTB	severe
Trojan:AndroidOS/FakeFort!MTB	severe
Trojan:HTML/Phish!MSR	severe
Trojan:Java/SAgnt!MTB	severe
Trojan:JS/FormBook.PK!MTB	severe
Trojan:MSIL/AgentTesla.RPP	severe
Trojan:O97M/Obfuse.H	severe
Trojan:PDF/Phish.AME	severe
Trojan:Script/Malgent!MSR	severe
Trojan:Win32/AgentTesla!ml	severe
Trojan:Win32/Casdet	severe
Trojan:Win32/Casdet!rfn	severe
Trojan:Win32/Leonem	severe
Trojan:Win32/Leonem.E71	severe
Trojan:Win32/LnkPhish.G	severe
Trojan:Win32/Occamy.CF2	severe
Trojan:Win32/Seheq!rfn	severe
Trojan:Win32/Skeeyah.A	severe
Trojan:Win32/Staser!MTB	severe
Trojan:Win32/Tiggre	severe
Trojan:Win32/Tiggre!rfn	severe
Trojan:Win32/Tisace.A	severe
Trojan:Win32/Tisifi.B	severe
Trojan:Win32/Tisifi.RB	severe
Trojan:Win32/Tisifi.RR	severe
Trojan:Win32/Tnega!MSR	severe
Trojan:Win64/ClipBanker!MTB	severe
TrojanDownloader:JS/Nemucod	severe
TrojanDownloader:O97M/Obfuse.AYK	severe
TrojanDownloader:O97M/Obfuse.EH	severe
TrojanDownloader:O97M/Obfuse.ER	severe
TrojanDownloader:VBS/Malgent!MSR	severe
TrojanDownloader:Win32/Small	severe
VirTool:Win32/CeeInject.BEB	severe
VirTool:Win32/DelfInject.gen	severe