""ET TROJAN Zyklon CnC Activity""

SID: 2030823

Revision: 2

Class Type: trojan-activity

Metadata: affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2020_09_02, deployment Perimeter, signature_severity Major, updated_at 2020_09_02

Reference:

  • md5

  • 3c8afeb46c1e1a217c0f108c3fb5f4f4

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: ".php"

  • Value: "token=" Depth: 7

  • Value: "&hwid="

Within: 6

PCRE:

Special Options:

  • http_method

  • http_uri

  • http_client_body

  • fast_pattern

  • http_client_body

source