alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET RETIRED Win32/VoipRaider Data Collection Attempt"; flow:established,to_server; http.method; content:"GET"; http.uri; content:"/latestversion.aspx?requestversion="; content:"&ip="; distance:0; content:"&mac="; distance:0; pcre:"/^[A-F0-9]{12}/R"; content:"&ir="; distance:0; content:"&MAJORV="; distance:0; content:"&MINORV="; distance:0; content:"&BUILDV="; distance:0; content:"&OS="; distance:0; content:"&BV="; distance:0; content:"&UT="; distance:0; http.user_agent; content:"WebRequestSession"; fast_pattern; bsize:17; reference:md5,1fe3f8dffd016b3fefce8d62fb60309a; classtype:pup-activity; sid:2044035; rev:2; metadata:attack_target Client_Endpoint, created_at 2023_01_31, deployment Perimeter, former_category ADWARE_PUP, performance_impact Low, confidence High, signature_severity Minor, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2024_09_30, reviewed_at 2024_09_30;)