ET INFO URL Shortening Service Domain in DNS Lookup (s3r .io)
Sourceet/open
CreatedJanuary 20, 2022
UpdatedApril 28, 2023
Classificationmisc-activity
alert dns $HOME_NET any -> any any (msg:"ET INFO URL Shortening Service Domain in DNS Lookup (s3r .io)"; dns.query; content:"s3r.io"; nocase; bsize:6; classtype:misc-activity; sid:2034950; rev:2; metadata:attack_target Client_Endpoint, created_at 2022_01_20, deployment Perimeter, confidence High, signature_severity Informational, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2023_04_28;)
Metadata
attack targetClient_Endpoint
created at2022_01_20
deploymentPerimeter
confidenceHigh
signature severityInformational
tagDescription_Generated_By_Proofpoint_Nexus
updated at2023_04_28
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