Rule History

SID: 2050955 • Source: et/open

Versions (2)

Version DetailsCurrent

Rev: 1 • Feb 20, 2024, 12:00 PM

Message:

ET MALWARE Lumma Stealer Related CnC Domain in DNS Lookup (problemregardybuiwo .fun)

Rule:

alert dns $HOME_NET any -> any any (msg:"ET MALWARE Lumma Stealer Related CnC Domain in DNS Lookup (problemregardybuiwo .fun)"; dns.query; bsize:23; content:"problemregardybuiwo.fun"; nocase; reference:md5,19e79c4b78a8855545272d62ff97f637; classtype:domain-c2; sid:2050955; rev:1; metadata:attack_target Client_Endpoint, created_at 2024_02_20, deployment Perimeter, performance_impact Low, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2024_02_20, reviewed_at 2024_03_21;)

Created:

Feb 20, 2024, 12:00 PM

Updated:

Feb 20, 2024, 12:00 PM

DB Created:

Feb 20, 2024, 10:00 PM

DB Updated:

Aug 14, 2025, 9:34 PM

Filename:

rules/emerging-malware.rules