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

SID: 2066540Rev: 10 views
Sourceet/open
CreatedDecember 31, 2025
UpdatedDecember 31, 2025
Classificationdomain-c2
alert tls $HOME_NET any -> any any (msg:"ET MALWARE Observed Win32/Lumma Stealer Related Domain (spilliv .cyou) in TLS SNI"; flow:established,to_server; tls.sni; bsize:12; content:"spilliv.cyou"; fast_pattern; nocase; reference:md5,e3e235b4578dc4694657d6536a23e71c; classtype:domain-c2; sid:2066540; rev:1; metadata:tls_state TLSEncrypt, created_at 2025_12_31, deployment Perimeter, malware_family Lumma_Stealer, confidence High, signature_severity Critical, updated_at 2025_12_31, 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
e3e235b4578dc4694657d6536a23e71c
Google SearchBrave Search

Metadata

tls stateTLSEncrypt
created at2025_12_31
deploymentPerimeter
malware familyLumma_Stealer
confidenceHigh
signature severityCritical
updated at2025_12_31
mitre tactic idTA0011
mitre tactic nameCommand_And_Control
mitre technique idT1071
mitre technique nameApplication_Layer_Protocol

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