ET INFO Observed Anonymous File Sharing Service Domain (send .vis .ee in TLS SNI)
Sourceet/open
CreatedSeptember 30, 2022
UpdatedSeptember 30, 2022
Classificationbad-unknown
alert tls $HOME_NET any -> $EXTERNAL_NET any (msg:"ET INFO Observed Anonymous File Sharing Service Domain (send .vis .ee in TLS SNI)"; flow:established,to_server; tls.sni; content:"send.vis.ee"; bsize:11; fast_pattern; classtype:bad-unknown; sid:2039068; rev:1; metadata:attack_target Client_Endpoint, created_at 2022_09_30, deployment Perimeter, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2022_09_30;)
Metadata
attack targetClient_Endpoint
created at2022_09_30
deploymentPerimeter
confidenceHigh
signature severityMajor
tagDescription_Generated_By_Proofpoint_Nexus
updated at2022_09_30
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