alert http1 $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE BKDR_BTMINE.MNR BitCoin Miner Retrieving Server IP Addresses"; flow:established,to_server; http.uri; content:"/distrib_serv/ip_list_"; fast_pattern; http.header; content:"Connection|3a 20|close|0d 0a|Host|3a 20|"; startswith; http.protocol; content:"HTTP/1.1"; http.header_names; content:!"User-Agent|0d 0a|"; reference:url,about-threats.trendmicro.com/malware.aspx?language=us&name=BKDR_BTMINE.MNR; classtype:coin-mining; sid:2013536; rev:6; metadata:affected_product Any, attack_target Client_Endpoint, created_at 2011_09_06, deployment Perimeter, deployment Datacenter, signature_severity Major, tag Bitcoin_Miner, updated_at 2024_04_14;)