alert tcp $EXTERNAL_NET any -> $HOME_NET any (msg:"ET DELETED Gh0st Remote Access Trojan Server Response"; flowbits:isset,ET.ghost; flow:to_client,established; content:"Gh0st"; depth:5; nocase; reference:url,www.shadowserver.org/wiki/pmwiki.php?n=Calendar.20081211; classtype:trojan-activity; sid:2008889; rev:5; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2010_07_30, deployment Perimeter, malware_family Gh0st, malware_family PCRAT, signature_severity Critical, tag PCRAT, tag Gh0st, tag RAT, updated_at 2019_07_26;)