alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Generic Stealer Checkin"; flow:established,to_server; http.method; content:"GET"; http.uri; content:"/bark/wpadmin/admin.php"; fast_pattern; http.header_names; content:!"|0d 0a|User-Agent|0d 0a|"; nocase; reference:md5,cb931b2b653c327a20844180e26675de; classtype:trojan-activity; sid:2049864; rev:1; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, affected_product Windows_11, attack_target Client_Endpoint, created_at 2023_12_27, deployment Perimeter, malware_family Stealer, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2023_12_27, mitre_tactic_id TA0009, mitre_tactic_name Collection, mitre_technique_id T1005, mitre_technique_name Data_from_local_system; target:src_ip;)