TGI HUNT non printable char in HTTP Header

SID: 2610342Rev: 128 views
History
Sourcetgreen/hunting
CreatedMarch 19, 2025
UpdatedMarch 19, 2025
Classificationbad-unknown
alert http any any -> any any (msg:"TGI HUNT non printable char in HTTP Header"; flow:established,to_server; pcre:"/^[\x20-\x7e\r\n]{0,20}[^\x20-\x7e\r\n]/H"; http_content_type; content:!"application/ocsp-response"; threshold:type limit, track by_src, seconds 180, count 1; classtype:bad-unknown; sid:2610342; rev:1;)

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