alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET RETIRED Earth Preta PUBLOAD Activity M2"; flow:established,to_server; http.request_line; content:"POST /v11/2/windowsupdate/redir/v6-winsp1-wuredir?"; pcre:"/^\d{9}/R"; http.header.raw; content:"User-Agent:Windows-Update-Agent"; fast_pattern; http.request_body; content:"FwMD"; startswith; reference:md5,2ea79d476ff0006c73cf3c90027351b3; reference:url,app.any.run/tasks/f9262c47-321d-48fd-a111-f1a57078488a/#; classtype:trojan-activity; sid:2050511; rev:3; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, affected_product Windows_11, attack_target Client_Endpoint, created_at 2024_01_26, deployment Perimeter, former_category MALWARE, performance_impact Low, confidence High, signature_severity Major, updated_at 2024_10_03, reviewed_at 2024_10_03; target:src_ip;)