ET MALWARE Observed Malicious Domain (storagedsolutions .azurefd .net in TLS SNI)
Sourceet/open
CreatedMay 21, 2024
UpdatedJune 11, 2024
Classificationtrojan-activity
alert tls $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Observed Malicious Domain (storagedsolutions .azurefd .net in TLS SNI)"; flow:established,to_server; tls.sni; bsize:29; content:"storagedsolutions.azurefd.net"; fast_pattern; classtype:trojan-activity; sid:2052809; rev:2; metadata:attack_target Client_Endpoint, tls_state plaintext, created_at 2024_05_21, deployment Perimeter, deprecation_reason Duplicate, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2024_06_11, mitre_tactic_id TA0011, mitre_tactic_name Command_And_Control, mitre_technique_id T1071, mitre_technique_name Application_Layer_Protocol;)
Metadata
attack targetClient_Endpoint
tls stateplaintext
created at2024_05_21
deploymentPerimeter
deprecation reasonDuplicate
confidenceHigh
signature severityMajor
tagDescription_Generated_By_Proofpoint_Nexus
updated at2024_06_11
mitre tactic idTA0011
mitre tactic nameCommand_And_Control
mitre technique idT1071
mitre technique nameApplication_Layer_Protocol
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