""ET TROJAN Mal/Ransom-CE Connectivity Check""

SID: 2018295

Revision: 4

Class Type: trojan-activity

Metadata: created_at 2014_03_18, performance_impact Moderate, updated_at 2024_04_08

Reference:

  • md5

  • 97c0000473c5004d2e8c0464e322f429

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: "/windows"

  • Value: " MSIE "

  • Value: !"Accept"

  • Value: !"Referer|3a|"

  • Value: "User-Agent|3a|" Depth: 11

  • Value: "Host|3a 20|www.microsoft.com|0d 0a|"

Within:

PCRE: "/\/windows$/U"

Special Options:

  • http_method

  • http_uri

  • http_header

  • http_header

  • http_header

  • http_header

  • http_header

source