alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET RETIRED Win32/SSLoad Payload Request (GET)"; flow:established,to_server; flowbits:set,ET.SSLoad1_1.PayloadRetrieval; http.method; content:"GET"; http.uri; content:"/api/g"; fast_pattern; startswith; bsize:6; http.header_names; content:"|0d 0a|Connection|0d 0a|Content-Type|0d 0a|User-Agent|0d 0a|Host|0d 0a 0d 0a|"; reference:md5,ca303668b5420c022ef9c78ce1f2bfb7; classtype:trojan-activity; sid:2052120; rev:2; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, affected_product Windows_11, attack_target Client_Endpoint, tls_state plaintext, created_at 2024_04_16, deployment Perimeter, former_category MALWARE, malware_family SSLoad, performance_impact Low, confidence High, signature_severity Major, updated_at 2025_07_14, reviewed_at 2025_07_14; target:src_ip;)