alert tcp $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Spyeye Data Exfiltration 4"; flow:established,to_server; content:"|DD DD DD DD D5 D6 D6 D6 D6 D4 D4 D4 D4 DA DA DA DA|"; offset:5; depth:17; classtype:trojan-activity; sid:2013525; rev:3; metadata:created_at 2011_09_02, confidence Medium, signature_severity Major, updated_at 2019_07_26;)