alert tcp $EXTERNAL_NET any -> $HOME_NET any (msg:"ET DELETED Prg Trojan v0.3 Binary In Transit"; flow:to_client,established; content:"MZ"; content:"| 5E 7D 66 7D 28 40 19 88 5F 8C 13 50 15 59 08 58 3C 97 00 9B 33 A5 F9 AF 39 68 F0 9F 27 AF E9 A8 25 B7 18 B6 15 7F 0E B6 1A|"; depth:128; reference:url,www.securescience.net/FILES/securescience/10378/pubMalwareCaseStudy.pdf; classtype:trojan-activity; sid:2003186; rev:5; metadata:created_at 2010_07_30, signature_severity Unknown, updated_at 2019_07_26;)