""ET TROJAN Onkods.A Downloader Checkin""

SID: 2018121

Revision: 6

Class Type: trojan-activity

Metadata: created_at 2014_02_12, performance_impact Significant, updated_at 2024_04_08, reviewed_at 2024_03_11

Reference:

  • md5

  • fb570e6d68e708daeceae5dfc544fba2

Protocol: tcp

Source Network: $HOME_NET

Source Port: any

Destination Network: $EXTERNAL_NET

Destination Port: $HTTP_PORTS

Flow: established,to_server

Contents:

  • Value: "GET"

  • Value: ".exe"

  • Value: !"Accept"

  • Value: !"Referer|3a|"

  • Value: "User-Agent|3a 20|" Depth: 12

Within:

PCRE: "/^\/(?:[a-z]+\/)*?[a-z]+.exe$/U"

Special Options:

  • http_method

  • http_uri

  • fast_pattern

  • http_header

  • http_header

  • http_header

source