alert tcp $HOME_NET any -> $EXTERNAL_NET 25 (
msg:"ET MALWARE Banker.Delf Infection variant 4 - Sending Initial Email to Owner";
flow:established,to_server;
content:"X-Library|3a| Indy 9"; nocase;
content:"Maquina"; nocase;
content:"IP"; nocase;
content:"Hora"; nocase;
content:"Data"; nocase;
content:"Microsoft Windows "; nocase;
reference:url,www.avira.com/en/threats/section/details/id_vir/1836/tr_banker.delf.df735649.html;
classtype:trojan-activity;
sid:2002981; rev:4;
metadata:created_at 2010_07_30, signature_severity Major, updated_at 2019_07_26;
)