""ET TROJAN DPRK APT Related Maldoc Activity (POST)""

SID: 2036277

Revision: 2

Class Type: trojan-activity

Metadata: attack_target Client_Endpoint, created_at 2022_04_20, deployment Perimeter, deployment SSLDecrypt, signature_severity Major, updated_at 2022_04_20

Reference:

  • md5

  • 9f2235f0d07bd903c947b17caa82ded4

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: "c__"

  • Value: "ENTERWindows"

  • Value: !"Referer|3a 20|"

Within:

PCRE: "/.php$/U"

Special Options:

  • http_method

  • http_client_body

  • fast_pattern

  • http_client_body

  • http_header

source