Versions (3)
Version DetailsCurrent
Rev: 2 • May 28, 2024, 12:00 PMET MALWARE Observed Lumma Stealer Related Domain (establisheddisappearefe .site in TLS SNI)
alert tls $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Observed Lumma Stealer Related Domain (establisheddisappearefe .site in TLS SNI)"; flow:established,to_server; tls.sni; bsize:28; content:"establisheddisappearefe.site"; fast_pattern; reference:md5,585f85ccec73c7544d791a4c4c616e60; classtype:domain-c2; sid:2052891; rev:2; metadata:tls_state TLSEncrypt, created_at 2024_05_28, deployment Perimeter, malware_family Lumma_Stealer, performance_impact Low, confidence High, signature_severity Major, updated_at 2024_07_03, mitre_tactic_id TA0011, mitre_tactic_name Command_And_Control, mitre_technique_id T1071, mitre_technique_name Application_Layer_Protocol; target:src_ip;)
May 28, 2024, 12:00 PM
Jul 3, 2024, 12:00 PM
May 28, 2024, 9:00 PM
Jul 4, 2024, 12:01 PM
rules/emerging-malware.rules