""ET TROJAN OrbitalBeam CnC Activity (Info)""

SID: 2050010

Revision: 1

Class Type: trojan-activity

Metadata: affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2024_01_11, deployment Perimeter, signature_severity Critical, updated_at 2024_01_11

Reference:

Protocol: tcp

Source Network: $HOME_NET

Source Port: any

Destination Network: $EXTERNAL_NET

Destination Port: $HTTP_PORTS

Flow: established,to_server

Contents:

• Value: "POST"

• Value: "/api/v1/Client/Info"

• Value: "X-Request-ID|3a 20 0d 0a|"

• Value: "Info|3a 20|" Depth: 6

• Value: "Content-Length|3a 20|80|0d 0a|"

• Value: "X-Request-ID|3a 20|"

Within:

PCRE: "/Info\x3a\x20(?:[a-zA-Z0-9]{74})$/P"

Special Options:

• http_method

• http_uri

• fast_pattern

• http_header

• http_client_body

• http_header

• http_header

source