""ET TROJAN Backdoor.TurlaCarbon.A C2 HTTP Request""

SID: 2020241

Revision: 1

Class Type: trojan-activity

Metadata: created_at 2015_01_22, updated_at 2015_01_22

Reference:

• Link

Protocol: tcp

Source Network: $HOME_NET

Source Port: any

Destination Network: $EXTERNAL_NET

Destination Port: $HTTP_PORTS

Flow: to_server,established

Contents:

• Value: "POST"

• Value: "?uid="

• Value: "&context="

• Value: "&mode=text&"

• Value: "data="

Within:

PCRE: "/\?uid=\d+&context=\w+&mode=text&data=\w+$/U"

Special Options:

• http_method

• http_uri

• http_uri

• http_uri

• fast_pattern

• http_uri

source