alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE FrauDrop UA single"; flow:established,to_server; http.user_agent; bsize:6; content:"single"; reference:md5,0442e9d036a40c8cbd41f8f4c9afab1b; classtype:trojan-activity; sid:2021105; rev:4; metadata:created_at 2015_05_15, signature_severity Major, updated_at 2024_03_10;)