ET MALWARE Observed Win32/Lumma Stealer Related Domain (fiuylj .top) in TLS SNI

SID: 2063339Rev: 14 views
Sourceet/open
CreatedJuly 8, 2025
UpdatedJuly 8, 2025
Classificationdomain-c2
alert tls $HOME_NET any -> any any (msg:"ET MALWARE Observed Win32/Lumma Stealer Related Domain (fiuylj .top) in TLS SNI"; flow:established,to_server; tls.sni; bsize:10; content:"fiuylj.top"; fast_pattern; nocase; reference:md5,c5717159cb61b569f8f08ab32c2dc63f; classtype:domain-c2; sid:2063339; rev:1; metadata:tls_state TLSEncrypt, created_at 2025_07_08, deployment Perimeter, malware_family Lumma_Stealer, confidence High, signature_severity Critical, updated_at 2025_07_08, 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
c5717159cb61b569f8f08ab32c2dc63f
Google SearchBrave Search

Metadata

tls stateTLSEncrypt
created at2025_07_08
deploymentPerimeter
malware familyLumma_Stealer
confidenceHigh
signature severityCritical
updated at2025_07_08
mitre tactic idTA0011
mitre tactic nameCommand_And_Control
mitre technique idT1071
mitre technique nameApplication_Layer_Protocol

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