Rule History

alert http any any -> $HOME_NET any (msg:"ET ADWARE_PUP Windows executable sent when remote host claims to send an image"; flow:established,to_client; http.content_type; content:"image"; startswith; file.data; content:"MZ"; startswith; byte_jump:4,58,relative,little; content:"PE|00 00|"; fast_pattern; distance:-64; within:4; classtype:pup-activity; sid:2001683; rev:19; metadata:created_at 2010_07_30, signature_severity Minor, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2024_03_01;)