Versions (4)
Version DetailsCurrent
Rev: 2 • Feb 3, 2011, 12:00 PMET SHELLCODE Common %0a%0a%0a%0a Heap Spray String
alert http $EXTERNAL_NET $HTTP_PORTS -> $HOME_NET any (msg:"ET SHELLCODE Common %0a%0a%0a%0a Heap Spray String"; flow:established,to_client; content:"%0a%0a%0a%0a"; nocase; fast_pattern:only; reference:url,www.darkreading.com/security/vulnerabilities/221901428/index.html; classtype:shellcode-detect; sid:2012253; rev:2; metadata:created_at 2011_02_03, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2019_07_26;)
Feb 3, 2011, 12:00 PM
Jul 26, 2019, 12:00 PM
Sep 21, 2024, 3:00 AM
Jan 16, 2026, 10:34 PM
rules/emerging-shellcode.rules