alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE NodeStealer CnC Activity from Downloaded Archive (GET)"; flow:established,to_server; http.method; content:"GET"; http.uri; content:"/v1/botlog/key"; bsize:14; fast_pattern; http.header; content:"X-API-KEY"; reference:url,bitdefender.com/blog/labs/nodestealer-attacks-on-facebook-take-a-provocative-turn-threat-actors-deploy-malvertising-campaigns-to-hijack-users-accounts; classtype:trojan-activity; sid:2049074; rev:1; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2023_11_02, deployment Perimeter, malware_family NodeStealer, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2023_11_02, reviewed_at 2023_11_02;)