ET MALWARE Observed Magecart/Skimmer - _try_action CnC Domain (cdn-frontend .com in TLS SNI)
Sourceet/open
CreatedApril 20, 2021
UpdatedApril 20, 2021
Classificationdomain-c2
alert tls $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Observed Magecart/Skimmer - _try_action CnC Domain (cdn-frontend .com in TLS SNI)"; flow:established,to_server; tls.sni; content:"cdn-frontend.com"; bsize:16; fast_pattern; reference:url,lukeleal.com/research/posts/cdn-frontend-skimmer/; classtype:domain-c2; sid:2032789; rev:1; metadata:affected_product Web_Browsers, attack_target Client_Endpoint, created_at 2021_04_20, deployment Perimeter, deployment SSLDecrypt, performance_impact Low, confidence High, signature_severity Major, tag CardSkimmer, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2021_04_20, mitre_tactic_id TA0011, mitre_tactic_name Command_And_Control, mitre_technique_id T1071, mitre_technique_name Application_Layer_Protocol;)
References
Metadata
affected productWeb_Browsers
attack targetClient_Endpoint
created at2021_04_20
deploymentSSLDecrypt
performance impactLow
confidenceHigh
signature severityMajor
tagDescription_Generated_By_Proofpoint_Nexus
updated at2021_04_20
mitre tactic idTA0011
mitre tactic nameCommand_And_Control
mitre technique idT1071
mitre technique nameApplication_Layer_Protocol
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