""ET CURRENT_EVENTS .exe download with no referer (noalert)""

SID: 2020573

Revision: 2

Class Type: bad-unknown

Metadata: created_at 2015_02_27, performance_impact Moderate, updated_at 2024_04_22

Reference:

Protocol: tcp

Source Network: $HOME_NET

Source Port: any

Destination Network: $EXTERNAL_NET

Destination Port: $HTTP_PORTS

Flow: established,to_server

Contents:

  • Value: ".exe"

  • Value: !"Referer|3a|"

Within:

PCRE:

Special Options:

  • http_uri

  • http_header

source