Versions (4)
Version DetailsCurrent
Rev: 13 • Jul 30, 2010, 12:00 PMET MALWARE 404 Response with an EXE Attached - Likely Malware Drop
alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET MALWARE 404 Response with an EXE Attached - Likely Malware Drop"; flow:established,from_server; http.stat_code; content:"404"; http.stat_msg; content:"Not Found"; file.data; content:"MZ"; within:2; byte_jump:4,58,relative,little; content:"PE|00 00|"; fast_pattern; distance:-64; within:4; classtype:attempted-admin; sid:2009028; rev:13; metadata:created_at 2010_07_30, confidence Medium, signature_severity Major, updated_at 2020_09_14;)
Jul 30, 2010, 12:00 PM
Sep 14, 2020, 12:00 PM
Sep 21, 2024, 3:00 AM
May 30, 2025, 12:04 AM
rules/emerging-malware.rules