alert tcp $EXTERNAL_NET any -> $HOME_NET any (msg:"ET MALWARE MSIL/Modi RAT CnC Command Inbound (info)"; flow:established,to_client; dsize:<50; content:"info|7c|"; nocase; depth:5; fast_pattern; content:"|7c|"; distance:0; isdataat:!1,relative; reference:md5,ca075cb808eb6f69ab5ea82d7acb3f39; classtype:command-and-control; sid:2029696; rev:3; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2020_03_23, deployment Perimeter, malware_family MSIL_Modi, confidence High, signature_severity Major, updated_at 2024_03_07, reviewed_at 2024_05_06;)