alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET MALWARE Win32/Kuluoz.B CnC"; flow:from_server,established; file_data; content:"c=run&u=/get/"; content:".exe"; distance:0; reference:url,www.trendmicro.com/cloud-content/us/pdfs/security-intelligence/white-papers/wp-asprox-reborn.pdf; classtype:command-and-control; sid:2015902; rev:7; metadata:created_at 2012_09_21, malware_family Win32_Kuluoz_B, signature_severity Major, updated_at 2019_07_26;)