alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE [TGI] Cobalt Strike Malleable C2 Request (YouTube Profile)"; flow:established,to_server; http.uri; content:"/watch?v=iRXJXaLV0n4"; fast_pattern; http.user_agent; content:"Mozilla/5.0 (Windows NT 6.1)|20|"; startswith; http.host; content:"www.youtube.com"; http.header_names; content:!"Referer"; content:"Cookie"; reference:md5,69c6e302cc4394cae7ed8c6f7b288e92; reference:url,attack.mitre.org/groups/G0080/; classtype:command-and-control; sid:2028591; rev:4; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2019_09_17, deployment Perimeter, malware_family Cobalt_Strike, confidence Medium, signature_severity Major, updated_at 2020_09_10, reviewed_at 2024_02_20, mitre_tactic_id TA0011, mitre_tactic_name Command_And_Control, mitre_technique_id T1001, mitre_technique_name Data_Obfuscation;)