""ET TROJAN Databack CnC""

SID: 2021189

Revision: 2

Class Type: trojan-activity

Metadata: created_at 2015_06_05, updated_at 2015_06_05

Reference:

  • md5

  • dc7b0c078482b68c1ff89da3ac88949b

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: ".php?pn="

  • Value: "&s="

  • Value: "&x="

  • Value: !"Referer|3a|"

Within:

PCRE: "/.php\?pn=[^&]+&s=[0-9]+&x=0.[0-9]{7}$/U"

Special Options:

  • http_method

  • fast_pattern

  • http_uri

  • http_uri

  • http_uri

  • http_header

source