alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Win32/Enemyfear Stealer Exfil"; flow:established,to_server; http.method; content:"POST"; http.uri; content:".php?act="; http.content_type; content:"multipart/form-data"; startswith; http.request_body; content:".zip|22 0d 0a|Content-Type|3a 20|application/octet-stream|0d 0a 0d 0a|PK|03 04|"; content:"Stealer|20|Work|2e|txt"; fast_pattern; reference:md5,8206d5fdc88e2c8c07fe2731d6ffeac3; classtype:command-and-control; sid:2033895; rev:1; metadata:created_at 2021_09_03, deployment Perimeter, malware_family Win32_Enemyfear, performance_impact Low, confidence High, signature_severity Major, tag Stealer, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2021_09_03;)