""ET TROJAN Unknown Trojan with Fake Java User-Agent""

SID: 2018640

Revision: 3

Class Type: trojan-activity

Metadata: created_at 2014_07_04, updated_at 2019_10_11

Reference:

Protocol: tcp

Source Network: $HOME_NET

Source Port: any

Destination Network: $EXTERNAL_NET

Destination Port: $HTTP_PORTS

Flow: established,to_server

Contents:

  • Value: "GET /1.php HTTP/1.1|0d 0a|"

  • Value: "User-Agent|3a| Java/" Depth: 17

  • Value: "Host|3a| "

  • Value: "Accept|3a| text/html, image/gif, image/jpeg, |3b| q=.2, /*|3b| q=.2|0d 0a|"

  • Value: "Connection|3a| keep-alive|0d 0a 0d 0a|"

Within:

PCRE:

Special Options:

  • fast_pattern

  • http_header

  • http_header

  • http_header

  • http_header

source