""ET WEB_CLIENT Observed Hunter Obfuscator Code M1""

SID: 2045594

Revision: 1

Class Type: misc-activity

Metadata: attack_target Client_Endpoint, created_at 2023_05_04, deployment Perimeter, performance_impact Low, confidence High, signature_severity Informational, updated_at 2023_05_04

Reference:

Protocol: tcp

Source Network: $EXTERNAL_NET

Source Port: $HTTP_PORTS

Destination Network: $HOME_NET

Destination Port: any

Flow:

Contents:

  • Value: "200"

  • Value: "eval(function(h,u,n,t,e,r)"

Within:

PCRE:

Special Options:

  • http_stat_code

  • file_data

  • fast_pattern

source