""ET TROJAN OSX/ZuRu Activity (POST)""

SID: 2033965

Revision: 2

Class Type: trojan-activity

Metadata: attack_target Client_Endpoint, created_at 2021_09_16, deployment Perimeter, signature_severity Major, updated_at 2021_09_16

Reference:

  • md5

  • 2786ebc3b917866d30e622325fc6f5f3

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: "/u.php?id=" Depth: 10

  • Value: "User-Agent|3a 20|curl/"

Within:

PCRE: "/^Host\x3a\x20\d{1,3}.\d{1,3}.\d{1,3}.\d{1,3}$/Hm"

Special Options:

  • http_method

  • http_uri

  • fast_pattern

  • http_header

source