alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET ADWARE_PUP Win32/GameHack.ADW CnC Activity"; flow:established,to_server; http.method; content:"GET"; http.uri; content:".php?e="; offset:45; depth:12; content:"&k="; distance:0; http.user_agent; content:"Some USER-AGENT"; bsize:15; fast_pattern; http.header_names; content:!"Referer"; reference:md5,89b7dd04a1f32b23a75c30a00523f7e8; classtype:pup-activity; sid:2035097; rev:3; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2022_02_04, deployment Perimeter, deprecation_reason Age, confidence High, signature_severity Minor, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2024_12_02, reviewed_at 2024_12_02;)