Versions (2)
Version DetailsCurrent
Rev: 1 • Nov 25, 2024, 12:00 PMET MALWARE Observed Glupteba CnC Domain (blackempirebuild .com in TLS SNI)
alert tls $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Observed Glupteba CnC Domain (blackempirebuild .com in TLS SNI)"; flow:established,to_server; tls.sni; dotprefix; content:".blackempirebuild.com"; endswith; fast_pattern; reference:md5,7422c2a9effbf9c9ac3943cad9cde694; reference:url,blog.trendmicro.com/trendlabs-security-intelligence/glupteba-campaign-hits-network-routers-and-updates-cc-servers-with-data-from-bitcoin-transactions/; classtype:command-and-control; sid:2057852; rev:1; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2024_11_25, deployment Perimeter, malware_family Glupteba, performance_impact Low, confidence High, signature_severity Major, updated_at 2024_11_25, reviewed_at 2025_03_07, mitre_tactic_id TA0011, mitre_tactic_name Command_And_Control, mitre_technique_id T1071, mitre_technique_name Application_Layer_Protocol;)
Nov 25, 2024, 12:00 PM
Nov 25, 2024, 12:00 PM
Dec 3, 2024, 4:00 PM
Dec 3, 2024, 4:00 PM
rules/emerging-malware.rules