Versions (2)
Version DetailsCurrent
Rev: 2 • Nov 12, 2025, 12:00 PMET MALWARE ZLoader User-Agent Observed
alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE ZLoader User-Agent Observed"; flow:established,to_server; http.user_agent; bsize:14; content:"PresidentPutin"; classtype:trojan-activity; sid:2065737; rev:2; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, tls_state TLSDecrypt, created_at 2025_11_12, deployment Perimeter, deployment SSLDecrypt, deprecation_reason Duplicate, malware_family Zloader, confidence High, signature_severity Major, tag c2, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2025_11_13, mitre_tactic_id TA0011, mitre_tactic_name Command_And_Control, mitre_technique_id T1071, mitre_technique_name Application_Layer_Protocol; target:src_ip;)
Nov 12, 2025, 12:00 PM
Nov 13, 2025, 12:00 PM
Nov 12, 2025, 10:34 PM
Nov 13, 2025, 9:34 PM
rules/emerging-malware.rules