Rule History

alert tls $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Observed Lumma Stealer Related Domain (sideindexfollowragelrew .pw in TLS SNI)"; flow:established,to_server; tls.sni; bsize:26; content:"sideindexfollowragelrew.pw"; fast_pattern; reference:md5,f488790f6608a2e2b7d53e539484a8eb; classtype:domain-c2; sid:2049959; rev:1; metadata:attack_target Client_Endpoint, created_at 2024_01_10, deployment Perimeter, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2024_01_10, reviewed_at 2024_03_11, mitre_tactic_id TA0011, mitre_tactic_name Command_And_Control, mitre_technique_id T1071, mitre_technique_name Application_Layer_Protocol; target:src_ip;)