Persistence via PowerShell profile
editPersistence via PowerShell profile
editIdentifies the creation or modification of a PowerShell profile. PowerShell profile is a script that is executed when PowerShell starts to customize the user environment, which can be abused by attackers to persist in a environment where PowerShell is common.
Rule type: eql
Rule indices:
- winlogbeat-*
- logs-endpoint.events.*
- logs-windows.*
Severity: medium
Risk score: 47
Runs every: 5m
Searches indices from: now-9m (Date Math format, see also Additional look-back time
)
Maximum alerts per execution: 100
References:
Tags:
- Elastic
- Host
- Windows
- Threat Detection
- Persistence
Version: 2
Rule authors:
- Elastic
Rule license: Elastic License v2
Rule query
editfile where event.type != "deletion" and file.path : ("?:\\Users\\*\\Documents\\WindowsPowerShell\\*", "?:\\Users\\*\\Documents\\PowerShell\\*", "?:\\Windows\\System32\\WindowsPowerShell\\*") and file.name : ("profile.ps1", "Microsoft.Powershell_profile.ps1")
Framework: MITRE ATT&CKTM
-
Tactic:
- Name: Persistence
- ID: TA0003
- Reference URL: https://attack.mitre.org/tactics/TA0003/
-
Technique:
- Name: Event Triggered Execution
- ID: T1546
- Reference URL: https://attack.mitre.org/techniques/T1546/
-
Sub-technique:
- Name: PowerShell Profile
- ID: T1546.013
- Reference URL: https://attack.mitre.org/techniques/T1546/013/