""ET TROJAN Blue Bot DDoS Blog Request""

SID: 2021129

Revision: 5

Class Type: trojan-activity

Metadata: attack_target Client_and_Server, created_at 2015_05_21, deployment Perimeter, former_category MALWARE, malware_family BlueBot, performance_impact Moderate, confidence Low, signature_severity Major, updated_at 2023_09_18, reviewed_at 2023_09_18

Reference:

Protocol: tcp

Source Network: $HOME_NET

Source Port: any

Destination Network: $EXTERNAL_NET

Destination Port: $HTTP_PORTS

Flow: established,to_server

Contents:

  • Value: "GET"

  • Value: "/blog"

  • Value: !"sap.com"

  • Value: "Host|3a 20|" Depth: 6

Within:

PCRE: "/^Host\x3a\x20[^\r\n]+[\r\n]+$/H"

Special Options:

  • http_method

  • http_uri

  • fast_pattern

  • http_header

  • http_header

source