ET MALWARE Observed ClickFix Domain (bigops .s3 .us-east-2 .amazonaws .com in TLS SNI)
Sourceet/open
CreatedOctober 28, 2024
UpdatedOctober 28, 2024
Classificationtrojan-activity
alert tls $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Observed ClickFix Domain (bigops .s3 .us-east-2 .amazonaws .com in TLS SNI)"; flow:established,to_server; tls.sni; bsize:33; content:"bigops.s3.us-east-2.amazonaws.com"; fast_pattern; classtype:trojan-activity; sid:2057116; rev:1; metadata:attack_target Client_Endpoint, created_at 2024_10_28, deployment Perimeter, malware_family ClickFix, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2024_10_28, mitre_tactic_id TA0011, mitre_tactic_name Command_And_Control, mitre_technique_id T1071, mitre_technique_name Application_Layer_Protocol;)
Metadata
attack targetClient_Endpoint
created at2024_10_28
deploymentPerimeter
malware familyClickFix
confidenceHigh
signature severityMajor
tagDescription_Generated_By_Proofpoint_Nexus
updated at2024_10_28
mitre tactic idTA0011
mitre tactic nameCommand_And_Control
mitre technique idT1071
mitre technique nameApplication_Layer_Protocol
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