alert tcp $EXTERNAL_NET $HTTP_PORTS -> $HOME_NET any (msg:"ET MALWARE Socks666 Connect Command Packet"; flow:established,to_client; flowbits:isset,BS.BPcheckin; flowbits:set,BS.BPset; dsize:10; content:"|9a 02 07 00|"; offset:0; depth:4; classtype:trojan-activity; sid:2006396; rev:8; metadata:created_at 2010_07_30, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2024_03_15;)