alert icmp any any -> any any (msg:"ET DELETED ICMP Banking Trojan sending encrypted stolen data"; dsize:>64; itype:8; icode:0; content:"|08|"; depth:1; byte_test:4,>,64,1,little; byte_test:4,<,1500,1,little; content:"|0000|"; distance:4; within:1495; reference:url,www.websensesecuritylabs.com/alerts/alert.php?AlertID=570; classtype:trojan-activity; sid:2003073; rev:4; metadata:created_at 2010_07_30, signature_severity Unknown, updated_at 2019_07_26;)