alert tcp-pkt $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE SugarGh0st RAT CnC Checkin"; flow:established,to_server; dsize:100<>300; content:"|00 00 00 11 a4 01 00|"; startswith; fast_pattern; reference:url,blog.talosintelligence.com/new-sugargh0st-rat/; reference:md5,7fb78e726f98ab58780373cce18babd5; classtype:trojan-activity; sid:2049409; rev:1; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, affected_product Windows_11, attack_target Client_and_Server, created_at 2023_11_30, deployment Perimeter, malware_family SugarGh0st_RAT, performance_impact Low, confidence High, signature_severity Major, updated_at 2023_11_30; target:src_ip;)