Rule History

SID: 2058402 • Source: et/open

Versions (3)

Version DetailsCurrent

Rev: 1 • Dec 18, 2024, 12:00 PM

Message:

ET MALWARE Observed StealC/Vidar Stealer Domain (hulkpara .xyz in TLS SNI)

Rule:

alert tls $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Observed StealC/Vidar Stealer Domain (hulkpara .xyz in TLS SNI)"; flow:established,to_server; tls.sni; dotprefix; content:".hulkpara.xyz"; endswith; fast_pattern; classtype:trojan-activity; sid:2058402; rev:1; metadata:attack_target Client_Endpoint, created_at 2024_12_18, deployment Perimeter, malware_family Stealc, malware_family Vidar, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2024_12_18, reviewed_at 2025_01_24;)

Created:

Dec 18, 2024, 12:00 PM

Updated:

Dec 18, 2024, 12:00 PM

DB Created:

Dec 18, 2024, 10:34 PM

DB Updated:

Jul 7, 2025, 9:34 PM

Filename:

rules/emerging-malware.rules