alert tcp $EXTERNAL_NET any -> $HOME_NET any (msg:"ET MALWARE IRC pBot PHP Bot Commands"; flow:established,to_client; content:"PRIVMSG|20|"; depth:8; pcre:"/PRIVMSG\s+\S+\s+\x3a\s*(\.user |\.logout|\.die|\.restart|\.mail |\.dns |\.download |\.exec |\.find |\.cmd |\.php |\.tcpflood |\.udpflood |\.raw |\.rndnick|\.pscan |\.ud\.server )/i"; classtype:trojan-activity; sid:2003208; rev:14; metadata:created_at 2010_07_30, signature_severity Major, updated_at 2024_03_06;)