""ET INFO Base64 Encoded powershell.exe in HTTP Response M1""

SID: 2025238

Revision: 1

Class Type: bad-unknown

Metadata: created_at 2018_01_22, updated_at 2018_01_22

Reference:

• Link

Protocol: tcp

Source Network: $EXTERNAL_NET

Source Port: $HTTP_PORTS

Destination Network: $HOME_NET

Destination Port: any

Flow: established,from_server

Contents:

• Value: "cG93ZXJzaGVsbC5leG"

Within:

PCRE:

Special Options:

• file_data

• fast_pattern

source