ET MALWARE Earth Kasha CnC Domain in DNS Lookup (tlsart .com)

alert dns $HOME_NET any -> any any (
    msg:"ET MALWARE Earth Kasha CnC Domain in DNS Lookup (tlsart .com)";
    dns.query; dotprefix;
    content:".tlsart.com"; nocase; endswith;
    reference:url,www.trendmicro.com/en_us/research/24/k/lodeinfo-campaign-of-earth-kasha.html;
    classtype:domain-c2;
    sid:2058030; rev:1;
    metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2024_12_02, deployment Perimeter, malware_family Cobalt_Strike, malware_family LODEINFO, malware_family NOOPDOOR, performance_impact Low, confidence High, signature_severity Major, tag Earth_Kasha, updated_at 2024_12_02, mitre_tactic_id TA0010, mitre_tactic_name Exfiltration, mitre_technique_id T1048, mitre_technique_name Exfil_Over_Alternative_Protocol;
)