""ET TROJAN Taidoor Checkin""

SID: 2015808

Revision: 1

Class Type: trojan-activity

Metadata: created_at 2012_10_17, updated_at 2012_10_17

Reference:

  • md5

  • f4b8b51b75f67e68d0c1a9639e2488c3

Protocol: tcp

Source Network: $HOME_NET

Source Port: any

Destination Network: $EXTERNAL_NET

Destination Port: [$HTTP_PORTS,443]

Flow: established,to_server

Contents:

  • Value: "GET " Depth: 4

  • Value: ".php?id="

  • Value: "MSIE 6.0|3b|"

Within: 8

PCRE: "/^GET\s\/[a-z]{5}.php\?id=[A-Z0-9]{18}\sHTTP\/1.[0-1]\r\n/"

Special Options:

  • fast_pattern

source