alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE SilentSync-RAT CnC Tasking response"; flow:established,to_server; http.method; content:"POST"; http.uri; bsize:10; content:"/respuesta"; fast_pattern; http.user_agent; content:"python-requests/"; startswith; http.request_body; content:"salida="; startswith; reference:url,www.zscaler.com/blogs/security-research/malicious-pypi-packages-deliver-silentsync-rat; classtype:trojan-activity; sid:2065805; rev:1; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, affected_product Mac_OSX, affected_product Linux, affected_product Windows_11, attack_target Client_Endpoint, created_at 2025_11_18, deployment Perimeter, signature_severity Major, tag RAT, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2025_11_18;)