alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE PyPI Malicious Library Update Payload Checkin"; flow:established,to_server; http.method; content:"GET"; http.uri; content:"/ajax/amazon.php?live="; startswith; fast_pattern; reference:url,twitter.com/pypi/status/1562442207079976966; reference:md5,9bb6d11368fcd7cedd468dc7abd76567; classtype:trojan-activity; sid:2038622; rev:1; metadata:attack_target Client_and_Server, created_at 2022_08_25, deployment Perimeter, deployment SSLDecrypt, performance_impact Low, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2022_08_25;)