""ET POLICY Powershell Command With Hidden Window Argument Over SMB - Likely Lateral Movement""

SID: 2027170

Revision: 1

Class Type: bad-unknown

Metadata: affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2019_04_10, deployment Internal, signature_severity Minor, updated_at 2019_04_10, mitre_tactic_id TA0008, mitre_tactic_name Lateral_Movement, mitre_technique_id T1570, mitre_technique_name Lateral_Tool_Transfer

Reference:

Protocol: tcp

Source Network: any

Source Port: any

Destination Network: $HOME_NET

Destination Port: 445

Flow: established,to_server

Contents:

• Value: "SMB" Depth: 8

• Value: "powershell"

• Value: "-w"

• Value: "hidden"

Within: 17

PCRE:

Special Options:

• nocase

• nocase

source