Versions (4)
Version DetailsCurrent
Rev: 1 • Mar 30, 2022, 12:00 PMET MALWARE Observed Trojan.Verblecon Related Domain (verble .software in TLS SNI)
alert tls $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Observed Trojan.Verblecon Related Domain (verble .software in TLS SNI)"; flow:established,to_server; tls.sni; content:"verble.software"; fast_pattern; reference:url,symantec-enterprise-blogs.security.com/blogs/threat-intelligence/verblecon-sophisticated-malware-cryptocurrency-mining-discord; classtype:trojan-activity; sid:2035667; rev:1; metadata:attack_target Client_Endpoint, created_at 2022_03_30, deployment Perimeter, performance_impact Low, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2022_03_30, mitre_tactic_id TA0011, mitre_tactic_name Command_And_Control, mitre_technique_id T1071, mitre_technique_name Application_Layer_Protocol;)
Mar 30, 2022, 12:00 PM
Mar 30, 2022, 12:00 PM
Sep 21, 2024, 3:00 AM
Sep 4, 2025, 9:34 PM
rules/emerging-malware.rules