ET MALWARE ABUSE.CH SSL Fingerprint Blacklist Malicious SSL certificate detected (Shylock C2)
Sourceet/open
CreatedJuly 17, 2014
UpdatedJuly 4, 2024
Classificationdomain-c2
alert tls $EXTERNAL_NET any -> $HOME_NET any (msg:"ET MALWARE ABUSE.CH SSL Fingerprint Blacklist Malicious SSL certificate detected (Shylock C2)"; flow:established,from_server; content:"|10|Internet Banking"; fast_pattern:only; tls.fingerprint:"b0:03:44:3e:f1:2b:5f:f4:4b:5a:00:a2:68:d2:09:5b:43:d2:a8:6f"; reference:url,sslbl.abuse.ch; classtype:domain-c2; sid:2018720; rev:5; metadata:attack_target Client_and_Server, created_at 2014_07_17, deployment Perimeter, performance_impact Low, confidence High, signature_severity Major, tag SSL_Malicious_Cert, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2024_07_04, mitre_tactic_id TA0011, mitre_tactic_name Command_And_Control, mitre_technique_id T1071, mitre_technique_name Application_Layer_Protocol;)
References
Metadata
attack targetClient_and_Server
created at2014_07_17
deploymentPerimeter
performance impactLow
confidenceHigh
signature severityMajor
tagDescription_Generated_By_Proofpoint_Nexus
updated at2024_07_04
mitre tactic idTA0011
mitre tactic nameCommand_And_Control
mitre technique idT1071
mitre technique nameApplication_Layer_Protocol
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