""ET TROJAN Ixeshe/Mecklow Checkin""

SID: 2018379

Revision: 8

Class Type: trojan-activity

Metadata: created_at 2011_04_26, updated_at 2015_08_21

Reference:

Protocol: tcp

Source Network: $HOME_NET

Source Port: any

Destination Network: $EXTERNAL_NET

Destination Port: [443,$HTTP_PORTS]

Flow: to_server,established

Contents:

  • Value: "GET /" Depth: 5

  • Value: !"Accept"

  • Value: !"Referer|3a|"

  • Value: "."

  • Value: "sp?"

  • Value: "HTTP/1."

  • Value: " MSIE 5.01|3b| Windows NT 5.0|29|"

Within: 3

PCRE: "/^GET (?:\/[^\x2f]+)*?\/[A-Z0-9]+.[aj]sp\?[a-zA-Z0-9+/\x20=]+\x20HTTP\/1./"

Special Options:

  • fast_pattern

source