""ET INFO DYNAMIC_DNS HTTP Request to a * .bal-tazaar .be Domain""

SID: 2054752

Revision: 2

Class Type: bad-unknown

Metadata: attack_target Client_and_Server, created_at 2024_07_29, deployment Perimeter, signature_severity Informational, updated_at 2024_08_01, mitre_tactic_id TA0011, mitre_tactic_name Command_And_Control, mitre_technique_id T1568, mitre_technique_name Dynamic_Resolution

Reference:

Protocol: tcp

Source Network: $HOME_NET

Source Port: any

Destination Network: $EXTERNAL_NET

Destination Port: $HTTP_PORTS

Flow: established,to_server

Contents:

  • Value: ".bal-tazaar.be|0d 0a|"

  • Value: !"www.bal-tazaar.be|0d 0a|"

Within:

PCRE: "/^Host\x3a\x20[^\r\n]+..bal-tazaar.be[\r\n]+$/Hmi"

Special Options:

  • http_header

  • fast_pattern

  • http_header

source