alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET ADWARE_PUP W32/DownloadAdmin.Adware CnC Beacon"; flow:established,to_server; http.uri; content:"/dl?gclid="; fast_pattern; content:"&source="; content:"&c="; content:"&aid="; content:"&bc="; content:"&country="; reference:url,malwaretips.com/blogs/remove-pup-downloadadmin-virus-removal-guide/; classtype:pup-activity; sid:2018338; rev:5; metadata:attack_target Client_Endpoint, created_at 2014_03_31, deployment Perimeter, signature_severity Major, tag c2, updated_at 2024_03_18, mitre_tactic_id TA0010, mitre_tactic_name Exfiltration, mitre_technique_id T1041, mitre_technique_name Exfiltration_Over_C2_Channel;)