Versions (2)
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Rev: 1 • Sep 16, 2025, 12:00 PMET MALWARE VampireBot CnC Exfil (POST)
alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE VampireBot CnC Exfil (POST)"; flow:established,to_server; urilen:9; http.method; content:"POST"; http.uri; content:"/api/hdrp"; fast_pattern; http.header_names; content:"|0d 0a|x-api-key|0d 0a|"; nocase; reference:md5,24670706f0a2cb915fcb683ba4cf55a6; classtype:command-and-control; sid:2064732; rev:1; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, tls_state TLSDecrypt, created_at 2025_09_16, deployment Perimeter, deployment SSLDecrypt, malware_family batman, malware_family VampireBot, confidence High, signature_severity Critical, tag c2, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2025_09_16, mitre_tactic_id TA0011, mitre_tactic_name Command_And_Control, mitre_technique_id T1071, mitre_technique_name Application_Layer_Protocol;)
Sep 16, 2025, 12:00 PM
Sep 16, 2025, 12:00 PM
Sep 16, 2025, 8:36 PM
Sep 17, 2025, 9:34 PM
rules/emerging-malware.rules