alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE PlutoCrypt Decryption Key Exfil"; flow:established,to_server; http.request_line; content:"POST|20|/|20|"; startswith; http.request_body; content:"The|20|HWID|20|is|3a 20|"; startswith; fast_pattern; content:"|20|And|20|the|20|decryption|20|key|20|is|3a 20|"; distance:0; reference:url,0xtoxin-labs.gitbook.io/malware-analysis/malware-analysis/plutocrypt-a-cryptojoker-ransomware-variant; classtype:trojan-activity; sid:2044974; rev:1; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2023_04_17, deployment Perimeter, malware_family plutocrypt, performance_impact Low, confidence High, signature_severity Critical, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2023_04_17;)