alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Likely Infostealer exe Download"; flow:established,to_server; http.method; content:"GET"; nocase; http.uri; content:"/crack."; fast_pattern; content:".exe"; endswith; pcre:"/\/crack\.\d+\.exe$/i"; classtype:trojan-activity; sid:2010059; rev:8; metadata:created_at 2010_07_30, confidence Medium, signature_severity Major, updated_at 2024_03_17;)