alert udp $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE PeerBlight BitTorrent DHT CnC Checkin"; content:"d1|3a|ad2|3a|id20|3a|LOLlolLOL"; depth:21; threshold:type both, count 1, seconds 300, track by_src; reference:url,www.huntress.com/blog/peerblight-linux-backdoor-exploits-react2shell; classtype:trojan-activity; sid:2066251; rev:1; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, affected_product Linux, affected_product Windows_11, attack_target Client_and_Server, tls_state plaintext, created_at 2025_12_10, deployment Perimeter, malware_family PeerBlight, performance_impact Low, confidence High, signature_severity Major, tag RAT, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2025_12_10;)