ET FILE_SHARING Observed Anonymous File Sharing Service (fromsmash .com in TLS SNI)

7.0.35.0SID: 2036665Rev: 3Enabled5 views
Sourceet/open
Fileemerging-file_sharing.rules
CreatedMay 24, 2022
UpdatedJune 14, 2024
Classificationbad-unknown
alert tls $HOME_NET any -> $EXTERNAL_NET any (msg:"ET FILE_SHARING Observed Anonymous File Sharing Service (fromsmash .com in TLS SNI)"; flow:established,to_server; tls.sni; bsize:13; content:"fromsmash.com"; fast_pattern; classtype:bad-unknown; sid:2036665; rev:3; metadata:attack_target Client_Endpoint, created_at 2022_05_24, deployment Perimeter, former_category INFO, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2024_06_14;)

Metadata

attack targetClient_Endpoint
created at2022_05_24
deploymentPerimeter
former categoryINFO
confidenceHigh
signature severityMajor
tagDescription_Generated_By_Proofpoint_Nexus
updated at2024_06_14

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