ET HUNTING Suspicious Zipped Filename in Outbound POST Request (google_chrome_default_) M2
Sourceet/open
CreatedApril 24, 2019
UpdatedNovember 18, 2020
Classificationtrojan-activity
alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET HUNTING Suspicious Zipped Filename in Outbound POST Request (google_chrome_default_) M2"; flow:established,to_server; http.method; content:"POST"; http.request_body; content:"Content-Disposition|3a 20|form-data|3b 20|name="; content:".zip|22 0d 0a|"; within:150; content:"|0d 0a|PK"; distance:0; content:"google_chrome_default_"; distance:26; within:100; nocase; fast_pattern; pcre:"/^(?:logins|c(?:cdata|ookie))/Ri"; classtype:trojan-activity; sid:2027277; rev:3; metadata:attack_target Client_and_Server, created_at 2019_04_24, deployment Perimeter, performance_impact Low, confidence Medium, signature_severity Major, tag T1002, tag data_compressed, updated_at 2020_11_18;)
Metadata
attack targetClient_and_Server
created at2019_04_24
deploymentPerimeter
performance impactLow
confidenceMedium
signature severityMajor
tagdata_compressed
updated at2020_11_18
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