ET DELETED .pdf File Possibly Containing Basic Hex Obfuscation
Sourceet/open
CreatedJuly 30, 2010
UpdatedJuly 26, 2019
Classificationmisc-activity
alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET DELETED .pdf File Possibly Containing Basic Hex Obfuscation"; flow:established,from_server; content:"PDF-"; depth:300; pcre:"/PDF-.+[0-9,A-F][0-9,A-F].[0-9,A-F][0-9,A-F].[0-9,A-F][0-9,A-F].[0-9,A-F][0-9,A-F].[0-9,A-F][0-9,A-F].[0-9,A-F][0-9,A-F]/si"; reference:url,isc.sans.org/diary.html?storyid=7903; reference:url,isc.sans.org/diary.html?storyid=7906; classtype:misc-activity; sid:2010884; rev:4; metadata:created_at 2010_07_30, signature_severity Unknown, updated_at 2019_07_26;)
Metadata
created at2010_07_30
signature severityUnknown
updated at2019_07_26
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