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Rev: 3 • Nov 3, 2021, 12:00 PMET MALWARE Downloaded .bat Disables Real Time Monitoring
alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET MALWARE Downloaded .bat Disables Real Time Monitoring"; flow:established,to_client; http.content_type; content:"application/x-msdos-program"; file.data; content:"@echo off"; startswith; content:"powershell.exe Set-MpPreference -DisableRealtimeMonitoring|20 24|true"; within:66; fast_pattern; classtype:trojan-activity; sid:2034339; rev:3; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2021_11_03, deployment Perimeter, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2023_03_09;)
Nov 3, 2021, 12:00 PM
Mar 9, 2023, 12:00 PM
Sep 21, 2024, 3:00 AM
Sep 8, 2025, 9:34 PM
rules/emerging-malware.rules