Versions (3)
Version DetailsCurrent
Rev: 1 • Nov 3, 2023, 12:00 PMET MALWARE Observed IcedID Domain (manjuskploman .com in TLS SNI)
alert tls $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Observed IcedID Domain (manjuskploman .com in TLS SNI)"; flow:established,to_server; tls.sni; dotprefix; content:".manjuskploman.com"; endswith; fast_pattern; reference:url,github.com/PaloAltoNetworks/Unit42-timely-threat-intel/blob/main/2023-10-31-IOCs-for-IcedID-infection.txt; classtype:trojan-activity; sid:2049070; rev:1; metadata:attack_target Client_Endpoint, created_at 2023_11_03, deployment Perimeter, malware_family IcedID, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2023_11_03, reviewed_at 2024_01_26, mitre_tactic_id TA0011, mitre_tactic_name Command_And_Control, mitre_technique_id T1071, mitre_technique_name Application_Layer_Protocol;)
Nov 3, 2023, 12:00 PM
Nov 3, 2023, 12:00 PM
Sep 21, 2024, 3:00 AM
Aug 18, 2025, 8:35 PM
rules/emerging-malware.rules