alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE SharpPanda APT Activity (GET)"; flow:established,to_server; http.method; content:"GET"; http.uri; content:".php?Data="; fast_pattern; http.uri.raw; content:"|25 33 44|"; endswith; http.user_agent; content:"Microsoft Internet Explorer"; bsize:27; http.header_names; content:!"Referer"; reference:url,twitter.com/h2jazi/status/1537442234605244416; reference:md5,961aab9910bd0207d0c7816d22949c4d; classtype:trojan-activity; sid:2037095; rev:1; metadata:attack_target Client_Endpoint, created_at 2022_06_23, deployment Perimeter, malware_family SharpPanda, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2022_06_23;)