alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Cobalt Strike Malleable C2 (MSNBC Video Profile)"; flow:established,to_server; http.method; content:"GET"; http.uri; content:"|2f|z|2f|msnbc2|5f|live01"; startswith; fast_pattern; http.referer; content:"http|3a 2f 2f|player|2e|theplatform|2e|com"; startswith; http.header; content:"|3a 20|ShockwaveFlash"; reference:url,github.com/rsmudge/Malleable-C2-Profiles/blob/master/normal/msnbcvideo_getonly.profile; classtype:trojan-activity; sid:2055379; rev:1; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2024_08_21, deployment Perimeter, malware_family Cobalt_Strike, confidence Medium, signature_severity Critical, updated_at 2024_08_21, mitre_tactic_id TA0011, mitre_tactic_name Command_And_Control, mitre_technique_id T1001, mitre_technique_name Data_Obfuscation;)