""ET TROJAN Suspected Bumblebee Loader Activity""

SID: 2048933

Revision: 1

Class Type: trojan-activity

Metadata: attack_target Client_Endpoint, created_at 2023_10_30, deployment Perimeter, deployment SSLDecrypt, performance_impact Low, signature_severity Major, updated_at 2023_10_30, reviewed_at 2023_10_30

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: "User-Agent|3a 20|PindOS|0d 0a|"

  • Value: !"Referer"

Within:

PCRE: "/.php$/U"

Special Options:

  • http_method

  • fast_pattern

  • http_header

  • http_header

source