""ET ATTACK_RESPONSE Microsoft Powershell Banner Outbound""

SID: 2020084

Revision: 4

Class Type: successful-admin

Metadata: affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2015_01_05, deployment Perimeter, signature_severity Major, updated_at 2022_08_03, reviewed_at 2024_03_26

Reference:

Protocol: tcp

Source Network: $HOME_NET

Source Port: any

Destination Network: $EXTERNAL_NET

Destination Port: any

Flow: established

Contents:

  • Value: "Windows PowerShell"

  • Value: "Copyright |28|C|29|"

  • Value: "Microsoft Corp"

Within:

PCRE:

Special Options:

  • nocase

  • nocase

  • nocase

source