Rule History

SID: 2060619 • Source: et/open

Versions (2)

Version DetailsCurrent

Rev: 3 • Mar 5, 2025, 12:00 PM

Message:

ET MALWARE Observed Win32/Lumma Stealer Related Domain (https://t .me/kz_prokla1 in TLS SNI)

Rule:

alert tls $HOME_NET any -> any any (msg:"ET MALWARE Observed Win32/Lumma Stealer Related Domain (https://t .me/kz_prokla1 in TLS SNI)"; flow:established,to_server; tls.sni; bsize:23; content:"https://t.me/kz_prokla1"; fast_pattern; nocase; reference:md5,a96437dbcc43f251b7fc23fa0649b25f; classtype:domain-c2; sid:2060619; rev:3; metadata:tls_state TLSEncrypt, created_at 2025_03_05, deployment Perimeter, malware_family Lumma_Stealer, confidence High, signature_severity Critical, updated_at 2025_03_13, mitre_tactic_id TA0011, mitre_tactic_name Command_And_Control, mitre_technique_id T1071, mitre_technique_name Application_Layer_Protocol; target:src_ip;)

Created:

Mar 5, 2025, 12:00 PM

Updated:

Mar 13, 2025, 12:00 PM

DB Created:

Mar 5, 2025, 9:34 PM

DB Updated:

May 30, 2025, 12:04 AM

Filename:

rules/emerging-malware.rules