alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Kelihos/Hlux GET jucheck.exe from CnC"; flow:established,to_server; http.uri; content:"/jucheck.exe"; http.protocol; content:"HTTP/1.0"; http.header_names; content:!"User-Agent|0d 0a|"; content:!"Accept|0d 0a|"; reference:url,www.abuse.ch/?p=3658; classtype:command-and-control; sid:2014330; rev:5; metadata:created_at 2012_03_07, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2020_10_28;)