ET MALWARE Observed Win32/Lumma Stealer Related Domain (stir-zing .cyou in TLS SNI)

SID: 2058113Rev: 163 views
Sourceet/open
CreatedDecember 5, 2024
UpdatedDecember 5, 2024
Classificationdomain-c2
alert tls $HOME_NET any -> any any (msg:"ET MALWARE Observed Win32/Lumma Stealer Related Domain (stir-zing .cyou in TLS SNI)"; flow:established,to_server; tls.sni; bsize:14; content:"stir-zing.cyou"; fast_pattern; nocase; reference:md5,ae8f5bdacbdb357b12e36d7d55fe80b4; classtype:domain-c2; sid:2058113; rev:1; metadata:tls_state TLSEncrypt, created_at 2024_12_05, deployment Perimeter, malware_family Lumma_Stealer, confidence High, signature_severity Critical, updated_at 2024_12_05, mitre_tactic_id TA0011, mitre_tactic_name Command_And_Control, mitre_technique_id T1071, mitre_technique_name Application_Layer_Protocol; target:src_ip;)

References

md5
ae8f5bdacbdb357b12e36d7d55fe80b4
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Metadata

tls stateTLSEncrypt
created at2024_12_05
deploymentPerimeter
malware familyLumma_Stealer
confidenceHigh
signature severityCritical
updated at2024_12_05
mitre tactic idTA0011
mitre tactic nameCommand_And_Control
mitre technique idT1071
mitre technique nameApplication_Layer_Protocol

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