Back to Rule

Rule History

SID: 2050122 • Source: et/open

Versions (3)

Version DetailsCurrent

Rev: 1Jan 17, 2024, 12:00 PM

ET MALWARE Observed TA453 Domain (ndrrftqrlblfecpupppp .supabase .co in TLS SNI)

alert tls $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Observed TA453 Domain (ndrrftqrlblfecpupppp .supabase .co in TLS SNI)"; flow:established,to_server; tls.sni; bsize:32; content:"ndrrftqrlblfecpupppp.supabase.co"; fast_pattern; reference:url,www.microsoft.com/en-us/security/blog/2024/01/17/new-ttps-observed-in-mint-sandstorm-campaign-targeting-high-profile-individuals-at-universities-and-research-orgs/; classtype:trojan-activity; sid:2050122; rev:1; metadata:attack_target Client_Endpoint, created_at 2024_01_17, deployment Perimeter, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2024_01_17, mitre_tactic_id TA0011, mitre_tactic_name Command_And_Control, mitre_technique_id T1071, mitre_technique_name Application_Layer_Protocol;)

Jan 17, 2024, 12:00 PM

Jan 17, 2024, 12:00 PM

Sep 21, 2024, 3:00 AM

Aug 15, 2025, 8:34 PM

rules/emerging-malware.rules