""ET TROJAN Win32.Chroject.B Requesting ClickFraud Commands from CnC""

SID: 2020747

Revision: 5

Class Type: trojan-activity

Metadata: created_at 2015_03_25, performance_impact Significant, updated_at 2024_04_08

Reference:

  • md5

  • 586ad13656f4595723b481d77b6bfb09

Protocol: tcp

Source Network: $HOME_NET

Source Port: any

Destination Network: $EXTERNAL_NET

Destination Port: $HTTP_PORTS

Flow: to_server,established

Contents:

  • Value: "GET"

  • Value: !"Referer|3a|"

  • Value: !"."

  • Value: "/"

Offset: 1

  • Value: "="

  • Value: "Host|3a|" Depth: 5

  • Value: " like Gecko|29| Chrome/"

Within:

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

Special Options:

  • http_method

  • http_header

  • http_uri

  • http_uri

  • http_uri

  • http_header

  • http_header

  • fast_pattern

source