alert udp $HOME_NET any -> any any (msg:"ET MALWARE ELF/Roboto - Communicating with Hardcoded Peer 4"; dsize:69; content:"|00 00 00 00 02 E7 30 7D 3C BC 93 4A EC ED D8 FD 9F B9 FE 93 B7 F3 53 B3 11 5D F7 C8 CA 0C F8 77 D1 34 CA 37 20|"; startswith; fast_pattern; reference:url,blog.netlab.360.com/the-awaiting-roboto-botnet-en/; classtype:command-and-control; sid:2029045; rev:1; metadata:affected_product Linux, created_at 2019_11_21, deployment Perimeter, deployment Internal, malware_family Roboto, performance_impact Low, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2019_11_21;)