ET HUNTING Suspicious Zipped Filename in Outbound POST Request (Cookies/Firefox_)
Sourceet/open
CreatedSeptember 2, 2021
UpdatedSeptember 2, 2021
Classificationbad-unknown
alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET HUNTING Suspicious Zipped Filename in Outbound POST Request (Cookies/Firefox_)"; flow:established,to_server; http.method; content:"POST"; http.request_body; content:"PK|03 04|"; content:"Cookies/Firefox_"; nocase; distance:0; fast_pattern; content:".default.txt"; within:25; classtype:bad-unknown; sid:2033887; rev:1; metadata:affected_product Any, attack_target Client_Endpoint, created_at 2021_09_02, deployment Perimeter, confidence Medium, signature_severity Minor, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2021_09_02;)
Metadata
affected productAny
attack targetClient_Endpoint
created at2021_09_02
deploymentPerimeter
confidenceMedium
signature severityMinor
tagDescription_Generated_By_Proofpoint_Nexus
updated at2021_09_02
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