ET INFO Commonly Abused File Sharing Domain (filetransfer .io in TLS SNI)
Sourceet/open
CreatedApril 22, 2022
UpdatedApril 22, 2022
Classificationbad-unknown
alert tls $HOME_NET any -> $EXTERNAL_NET any (msg:"ET INFO Commonly Abused File Sharing Domain (filetransfer .io in TLS SNI)"; flow:established,to_server; tls.sni; content:"filetransfer.io"; bsize:15; fast_pattern; classtype:bad-unknown; sid:2036311; rev:1; metadata:attack_target Client_Endpoint, created_at 2022_04_22, deployment Perimeter, performance_impact Low, confidence High, signature_severity Informational, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2022_04_22;)
Metadata
attack targetClient_Endpoint
created at2022_04_22
deploymentPerimeter
performance impactLow
confidenceHigh
signature severityInformational
tagDescription_Generated_By_Proofpoint_Nexus
updated at2022_04_22
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