""ET INFO HTA Download with PowerShell User-Agent""

SID: 2044624

Revision: 1

Class Type: misc-activity

Metadata: created_at 2023_03_15, updated_at 2023_03_15

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"

  • Value: ".hta"

  • Value: "WindowsPowerShell/"

Within:

PCRE: "/^User-Agent\x3a\x20[^\r\n]+WindowsPowerShell\//Hmi"

Special Options:

  • http_method

  • http_uri

  • http_header

  • fast_pattern

source