""ET POLICY Majestic12 User-Agent Request Outbound""

SID: 2013256

Revision: 3

Class Type: misc-activity

Metadata: attack_target Web_Server, created_at 2011_07_12, deployment Perimeter, deployment SSLDecrypt, signature_severity Informational, tag WebCrawler, updated_at 2023_05_25, mitre_tactic_id TA0043, mitre_tactic_name Reconnaissance, mitre_technique_id T1593, mitre_technique_name Search_Open_Websites

Reference:

Protocol: tcp

Source Network: $HOME_NET

Source Port: any

Destination Network: $EXTERNAL_NET

Destination Port: $HTTP_PORTS

Flow: established,to_server

Contents:

  • Value: "MJ12bot/"

Within:

PCRE:

Special Options:

  • http_header

source