alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"URLhaus Known malware download URL detected (200770)"; flow:established,from_client; http.method; content:"GET"; http.uri; content:"/releases/zorke_release/zorke_nfo_file_viewer_v1.00/zke-nfoview.exe"; depth:67; endswith; nocase; http.host; content:"nerve.untergrund.net"; depth:20; isdataat:!1,relative; metadata:created_at 2019_05_23; reference:url, urlhaus.abuse.ch/url/200770/; classtype:trojan-activity; sid:81063870; rev:1;)