ET INFO Observed URI Shortening Service Domain (p1 .rs in TLS SNI)
Sourceet/open
CreatedAugust 11, 2023
UpdatedAugust 11, 2023
Classificationmisc-activity
alert tls $HOME_NET any -> $EXTERNAL_NET any (msg:"ET INFO Observed URI Shortening Service Domain (p1 .rs in TLS SNI)"; flow:established,to_server; tls.sni; bsize:5; content:"p1.rs"; fast_pattern; classtype:misc-activity; sid:2047624; rev:1; metadata:attack_target Client_Endpoint, created_at 2023_08_11, deployment Perimeter, performance_impact Low, confidence High, signature_severity Informational, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2023_08_11;)
Metadata
attack targetClient_Endpoint
created at2023_08_11
deploymentPerimeter
performance impactLow
confidenceHigh
signature severityInformational
tagDescription_Generated_By_Proofpoint_Nexus
updated at2023_08_11
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