Versions (5)
Version DetailsCurrent
Rev: 1 • Aug 19, 2021, 12:00 PMET MALWARE Win32/Malgent!MSR Dropper Requesting Payload
alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Win32/Malgent!MSR Dropper Requesting Payload"; flow:established,to_server; http.method; content:"POST"; http.uri; content:"/api"; endswith; http.request_body; content:"4F440D71527A05240C72440216527C015109"; startswith; fast_pattern; http.header_names; content:!"Referer"; reference:md5,4c1e57a0388a703307319d17ae5e9039; classtype:trojan-activity; sid:2033746; rev:1; metadata:attack_target Client_Endpoint, created_at 2021_08_19, deployment Perimeter, malware_family Win32_Malgent_MSR, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2021_08_19;)
Aug 19, 2021, 12:00 PM
Aug 19, 2021, 12:00 PM
Sep 21, 2024, 3:00 AM
Sep 9, 2025, 9:34 PM
rules/emerging-malware.rules