Versions (4)
Version DetailsCurrent
Rev: 2 • Jul 5, 2024, 12:00 PMET MALWARE Observed Cryptbot Domain (analforeverlove .top in TLS SNI)
alert tls $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Observed Cryptbot Domain (analforeverlove .top in TLS SNI)"; flow:established,to_server; tls.sni; dotprefix; content:".analforeverlove.top"; endswith; fast_pattern; reference:url,community.emergingthreats.net/t/cryptbot-stealer-update-on-rules/790/3; classtype:trojan-activity; sid:2054351; rev:2; metadata:attack_target Client_Endpoint, created_at 2024_07_05, deployment Perimeter, deprecation_reason Relevance, malware_family Cryptbot, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2025_04_21, reviewed_at 2025_04_21, mitre_tactic_id TA0011, mitre_tactic_name Command_And_Control, mitre_technique_id T1071, mitre_technique_name Application_Layer_Protocol;)
Jul 5, 2024, 12:00 PM
Apr 21, 2025, 12:00 PM
Sep 21, 2024, 3:00 AM
Aug 11, 2025, 10:35 PM
rules/emerging-malware.rules