""ET TROJAN PlugX/Korplug CnC Activity""

SID: 2032001

Revision: 2

Class Type: trojan-activity

Metadata: attack_target Client_Endpoint, created_at 2021_03_12, deployment Perimeter, malware_family PlugX, performance_impact Low, signature_severity Major, updated_at 2021_03_12

Reference:

  • md5

  • 26e442aa18fcea38e4c652d346627238

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: "/script"

  • Value: "v=" Depth: 2

  • Value: "&id="

  • Value: "&uid="

  • Value: "&vs="

  • Value: !"Referer|3a 20|"

Within:

PCRE:

Special Options:

  • http_method

  • http_uri

  • fast_pattern

  • http_client_body

  • http_client_body

  • http_client_body

  • http_client_body

  • http_header

source