alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET EXPLOIT Possible Spectre PoC? Download In Progress"; flow:established,from_server; flowbits:isset,ET.http.binary; file_data; content:"|E7 03 00 00|"; content:"|48 0F AE|"; distance:17; within:9; pcre:"/^[\x30-\x3f\x7D]/Rs"; content:"|48 0F AE 3D|"; distance:41; within:10; content:"|48 98|"; distance:64; within:22; content:"|0F 01 F9|"; distance:50; within:9; content:"|0F 01 F9|"; distance:30; within:9; metadata: former_category EXPLOIT; classtype:attempted-admin; sid:2025196; rev:1; metadata:attack_target Client_Endpoint, deployment Perimeter, signature_severity Major, created_at 2018_01_10, malware_family Spectre_Exploit, performance_impact Low, updated_at 2018_01_10;)

Added 2018-01-10 16:35:28 UTC

Topic revision: r1 - 2018-01-10 - TWikiGuest
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