ET WEB_CLIENT c0896 Hacked Site Response Hex (Inbound)
Sourceet/open
Fileemerging-web_client.rules
CreatedJuly 25, 2013
UpdatedMarch 13, 2024
Classificationtrojan-activity
alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET WEB_CLIENT c0896 Hacked Site Response Hex (Inbound)"; flow:established,to_client ; file.data; content:"0c0896"; fast_pattern; content:"="; distance:0; pcre:"/^[^\x22\x27\x3b]*?[\x22\x27](?P<space>[a-f0-9]{2})(?P<sep>[^0-9a-f])(?P<f>[a-f0-9]{2})(?P=sep)[a-f0-9]{2}(?P=sep)(?P<n>(?!(?P=f))[a-f0-9]{2})(?P=sep)([a-f0-9]{2}(?P=sep)){4}(?P=n)(?P=sep)(?P=space)(?P=sep)(?P<z>(?!((?P=f)|(?P=n)))[a-f0-9]{2})(?P=sep)(?P=z)(?P=sep)(?P=z)(?P=sep)(?P=f)(?P=sep)(?P=f)(?P=sep)(?P=f)/R"; classtype:trojan-activity; sid:2017195; rev:4; metadata:created_at 2013_07_25, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2024_03_13;)
Metadata
created at2013_07_25
signature severityMajor
tagDescription_Generated_By_Proofpoint_Nexus
updated at2024_03_13
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