alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET USER_AGENTS Observed DonotGroup Related UA (Chrome Edge)"; flow:established,to_server; http.user_agent; bsize:18; content:"Chrome Edge 97.0.5"; fast_pattern; reference:md5,79cff3bc3cbe51e1b3fecd131b949930; reference:md5,664d061c468079dcaa6486110879afc8; reference:url,twitter.com/StopMalvertisin/status/1624033048940642310; classtype:trojan-activity; sid:2044168; rev:2; metadata:attack_target Client_Endpoint, created_at 2023_02_10, deployment Perimeter, malware_family DonotGroup, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2024_03_26; target:src_ip;)