alert tls $HOME_NET any -> $EXTERNAL_NET any (msg:"ET JA3 Hash - DeimosC2 Agent Activity (set)"; flowbits:set,ET.deimosc2.ja3; flowbits:noalert; ja3.hash; content:"e564ee1b7bcae4467d8c759df910ed9c"; reference:url,github.com/DeimosC2/DeimosC2; classtype:bad-unknown; sid:2037958; rev:1; metadata:attack_target Client_Endpoint, created_at 2022_08_08, deployment Perimeter, confidence Low, signature_severity Informational, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2022_08_08;)