Detection rules › Sigma
HackTool - Default PowerSploit/Empire Scheduled Task Creation
Detects the creation of a schtask via PowerSploit or Empire Default Configuration.
MITRE ATT&CK coverage
| Tactic | Techniques |
|---|---|
| Execution | T1053.005 Scheduled Task/Job: Scheduled Task, T1059.001 Command and Scripting Interpreter: PowerShell |
| Persistence | T1053.005 Scheduled Task/Job: Scheduled Task |
| Privilege Escalation | T1053.005 Scheduled Task/Job: Scheduled Task |
Event coverage
| Provider | Event | Title |
|---|---|---|
| Sysmon | Event ID 1 | Process creation |
| Security-Auditing | Event ID 4688 | A new process has been created. |
Rule body yaml
title: HackTool - Default PowerSploit/Empire Scheduled Task Creation
id: 56c217c3-2de2-479b-990f-5c109ba8458f
status: test
description: Detects the creation of a schtask via PowerSploit or Empire Default Configuration.
references:
- https://github.com/0xdeadbeefJERKY/PowerSploit/blob/8690399ef70d2cad10213575ac67e8fa90ddf7c3/Persistence/Persistence.psm1
- https://github.com/EmpireProject/Empire/blob/08cbd274bef78243d7a8ed6443b8364acd1fc48b/lib/modules/powershell/persistence/userland/schtasks.py
author: Markus Neis, @Karneades
date: 2018-03-06
modified: 2023-03-03
tags:
- attack.execution
- attack.persistence
- attack.privilege-escalation
- attack.s0111
- attack.g0022
- attack.g0060
- car.2013-08-001
- attack.t1053.005
- attack.t1059.001
logsource:
product: windows
category: process_creation
detection:
selection:
ParentImage|endswith:
- '\powershell.exe'
- '\pwsh.exe'
Image|endswith: '\schtasks.exe'
CommandLine|contains|all:
- '/Create'
- 'powershell.exe -NonI'
- '/TN Updater /TR'
CommandLine|contains:
- '/SC ONLOGON'
- '/SC DAILY /ST'
- '/SC ONIDLE'
- '/SC HOURLY'
condition: selection
falsepositives:
- Unlikely
level: high
Stages and Predicates
Stage 0: condition
selectionStage 1: selection
selection:
ParentImage|endswith:
- '\powershell.exe'
- '\pwsh.exe'
Image|endswith: '\schtasks.exe'
CommandLine|contains|all:
- '/Create'
- 'powershell.exe -NonI'
- '/TN Updater /TR'
CommandLine|contains:
- '/SC ONLOGON'
- '/SC DAILY /ST'
- '/SC ONIDLE'
- '/SC HOURLY'
Indicators
Each row is a field, operator, and value that the rule matches. The corpus column counts how many other rules in the catalog look for the same combination: high numbers point to widely-used, community-vetted indicators. Blank or 1 shows that the indicator is specific to this rule.
| Field | Kind | Values |
|---|---|---|
CommandLine | match |
|
Image | ends_with |
|
ParentImage | ends_with |
|