alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Win32/Kryptik.HNBU CryptoMiner - GetTasks Request"; flow:established,to_server; http.method; content:"GET"; http.uri.raw; content:"//get-tasks.php"; endswith; fast_pattern; http.header_names; content:"|0d 0a|HWID|0d 0a|Host|0d 0a 0d 0a|"; bsize:16; reference:md5,c81af89afb924196c0a9f50bce4df130; classtype:command-and-control; sid:2034299; rev:1; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2021_10_29, deployment Perimeter, malware_family Win32_Kryptik_HNBU, performance_impact Low, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2021_10_29;)