ET MALWARE Win32/Lumma Stealer Related CnC Domain in DNS Lookup (choppyi .cyou)

7.0.3 5.0SID: 2071241Rev: 1Enabled5 views

Fileemerging-malware.rules

CreatedJuly 21, 2026

UpdatedJuly 21, 2026

Classificationdomain-c2

alert dns $HOME_NET any -> any any (msg:"ET MALWARE Win32/Lumma Stealer Related CnC Domain in DNS Lookup (choppyi .cyou)"; reference:md5,afaffa0aff1c339c25c96de2a0b4850f; classtype:domain-c2; sid:2071241; rev:1; metadata:attack_target Client_Endpoint, created_at 2026_07_21, deployment Perimeter, deployment Internal, malware_family Lumma_Stealer, confidence High, signature_severity Major, updated_at 2026_07_21, mitre_tactic_id TA0011, mitre_tactic_name Command_And_Control, mitre_technique_id T1071, mitre_technique_name Application_Layer_Protocol;)

Detection details are hidden.

References

md5	afaffa0aff1c339c25c96de2a0b4850f Google Search Brave Search

Metadata

attack targetClient_Endpoint

created at2026_07_21

deploymentInternal

malware familyLumma_Stealer

confidenceHigh

signature severityMajor

updated at2026_07_21

mitre tactic idTA0011

mitre tactic nameCommand_And_Control

mitre technique idT1071

mitre technique nameApplication_Layer_Protocol

Comments (0)

Please sign in to leave a comment.

No comments yet. Be the first to comment!