alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Vidar/Arkei/Megumin/Oski Stealer HTTP POST Pattern"; flow:established,to_server; http.method; content:"POST"; http.header; content:"boundary=1BEF0A57BE110FD467A"; fast_pattern; reference:md5,dd5e5142ba2ab5f31e5518396c45ba1f; classtype:trojan-activity; sid:2034813; rev:5; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2018_08_15, deployment Perimeter, malware_family Arkei, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2020_08_28;)