Versions (3)
Version DetailsCurrent
Rev: 2 • Jan 31, 2024, 12:00 PMET MALWARE KrustyLoader CnC Domain in DNS Lookup (farstream .org)
alert dns $HOME_NET any -> any any (msg:"ET MALWARE KrustyLoader CnC Domain in DNS Lookup (farstream .org)"; dns.query; dotprefix; content:".farstream.org"; nocase; endswith; reference:url,www.synacktiv.com/publications/krustyloader-rust-malware-linked-to-ivanti-connectsecure-compromises; classtype:domain-c2; sid:2050634; rev:2; metadata:affected_product Linux, affected_product Ivanti, attack_target Networking_Equipment, created_at 2024_01_31, deployment Perimeter, malware_family KrustyLoader, performance_impact Low, confidence High, signature_severity Major, updated_at 2024_10_03, reviewed_at 2024_10_03;)
Jan 31, 2024, 12:00 PM
Oct 3, 2024, 12:00 PM
Sep 21, 2024, 3:00 AM
May 30, 2025, 12:04 AM
rules/emerging-malware.rules