alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE ELF/Roboto - Possible Encrypted Roboto P2P Payload Requested M2"; flow:established,to_server; http.method; content:"GET"; http.uri; content:"/community/uploadxx/"; startswith; fast_pattern; pcre:"/^[A-F0-9]{8}(?:-[A-F0-9]{4}){3}-[A-F0-9]{12}\//R"; content:".jpg"; endswith; reference:url,blog.netlab.360.com/the-awaiting-roboto-botnet-en/; classtype:command-and-control; sid:2029041; rev:1; metadata:affected_product Linux, created_at 2019_11_21, deployment Perimeter, deployment Internal, malware_family Roboto, confidence Medium, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2019_11_21;)