ET INFO Observed File Sharing Service Domain (drive .filen .io in TLS SNI)
Sourceet/open
CreatedJanuary 16, 2024
UpdatedJanuary 16, 2024
Classificationbad-unknown
alert tls $HOME_NET any -> $EXTERNAL_NET any (msg:"ET INFO Observed File Sharing Service Domain (drive .filen .io in TLS SNI)"; flow:established,to_server; tls.sni; bsize:14; content:"drive.filen.io"; fast_pattern; classtype:bad-unknown; sid:2050075; rev:1; metadata:attack_target Client_Endpoint, created_at 2024_01_16, deployment Perimeter, confidence High, signature_severity Informational, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2024_01_16; target:src_ip;)
Metadata
attack targetClient_Endpoint
created at2024_01_16
deploymentPerimeter
confidenceHigh
signature severityInformational
tagDescription_Generated_By_Proofpoint_Nexus
updated at2024_01_16
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