Rule History

SID: 2002903 • Source: et/open

Versions (3)

Version DetailsCurrent

Rev: 5 • Jul 30, 2010, 12:00 PM

Message:

ET SHELLCODE x86 PexFnstenvMov/Sub Encoder

Rule:

alert tcp $EXTERNAL_NET $SHELLCODE_PORTS -> $HOME_NET any (msg:"ET SHELLCODE x86 PexFnstenvMov/Sub Encoder"; flow:established; content:"|D9 EE D9 74 24 F4 5B 81 73 13|"; content:"|83 EB FC E2 F4|"; distance:4; within:5; classtype:shellcode-detect; sid:2002903; rev:5; metadata:created_at 2010_07_30, confidence High, signature_severity Major, updated_at 2019_07_26;)

Created:

Jul 30, 2010, 12:00 PM

Updated:

Jul 26, 2019, 12:00 PM

DB Created:

Sep 21, 2024, 3:00 AM

DB Updated:

May 30, 2025, 12:04 AM

Filename:

rules/emerging-shellcode.rules