ET MALWARE ABUSE.CH SSL Fingerprint Blacklist Malicious SSL certificate detected (CryptoWall 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 (CryptoWall C2)"; flow:established,from_server; content:"|1c|kpai7ycr7jxqkilp.tor2www.com"; tls.fingerprint:"a7:da:82:eb:15:e9:87:09:ba:62:5c:84:3d:bb:e7:ad:d3:24:6a:c9"; reference:url,sslbl.abuse.ch; classtype:domain-c2; sid:2018717; 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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