ET HUNTING Observed Suspicious Reversed String Inbound (StrReverse)

7.0.35.0SID: 2036336Rev: 2Enabled1 views
Sourceet/open
Fileemerging-hunting.rules
CreatedMarch 18, 2020
UpdatedNovember 9, 2020
Classificationbad-unknown
alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET HUNTING Observed Suspicious Reversed String Inbound (StrReverse)"; flow:established,to_client; http.stat_code; content:"200"; file.data; content:"esreveRrtS"; nocase; classtype:bad-unknown; sid:2036336; rev:2; metadata:attack_target Client_Endpoint, created_at 2020_03_18, deployment Perimeter, confidence Medium, signature_severity Informational, updated_at 2020_11_09;)

Metadata

attack targetClient_Endpoint
created at2020_03_18
deploymentPerimeter
confidenceMedium
signature severityInformational
updated at2020_11_09

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