""ET TROJAN Sefnit Checkin""

SID: 2018448

Revision: 3

Class Type: trojan-activity

Metadata: created_at 2014_05_05, updated_at 2014_11_19

Reference:

Protocol: tcp

Source Network: $HOME_NET

Source Port: any

Destination Network: $EXTERNAL_NET

Destination Port: $HTTP_PORTS

Flow: established,to_server

Contents:

  • Value: "/0001"

Within:

PCRE: "/^\/j\/[a-f0-9]{8}[\x2d\x5f]?[a-f0-9]{4}[\x2d\x5f]?[a-f0-9]{4}[\x2d\x5f]?[a-f0-9]{4}[\x2d\x5f]?[a-f0-9]{12}\/0001\/?$/U"

Special Options:

  • http_uri

source