alert tcp $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Win32/MillionLoader CnC Init Activity"; flow:established,to_server; dsize:16; content:"ggin|00 00 00 00 13 3e 00 00 00 00 00 00|"; startswith; endswith; reference:md5,957f3749d062e76f9cb1f05edf929168; classtype:command-and-control; sid:2029282; rev:2; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2020_01_16, deployment Perimeter, deprecation_reason Age, malware_family MillionLoader, confidence High, signature_severity Major, updated_at 2023_12_27, reviewed_at 2023_12_27;)