Versions (4)
Version DetailsCurrent
Rev: 1 • Jun 17, 2022, 12:00 PMET MALWARE System Information Being Sent in User-Agent
alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE System Information Being Sent in User-Agent"; flow:established,to_server; http.user_agent; content:"UserName|3a 20|"; fast_pattern; content:"System|3a 20|"; content:"GPU|3a 20|"; content:"RAM|3a 20|"; content:"CPU|3a 20|"; reference:md5,64f0fdfbfaa142ae83d8c3f9326e7a94; classtype:trojan-activity; sid:2037038; rev:1; metadata:attack_target Client_Endpoint, created_at 2022_06_17, deployment Perimeter, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2022_06_17;)
Jun 17, 2022, 12:00 PM
Jun 17, 2022, 12:00 PM
Sep 21, 2024, 3:00 AM
Sep 2, 2025, 9:35 PM
rules/emerging-malware.rules