Detection rules › Sigma
Suspicious Scheduled Task Write to System32 Tasks
Detects the creation of tasks from processes executed from suspicious locations
MITRE ATT&CK coverage
| Tactic | Techniques |
|---|---|
| Execution | T1053 Scheduled Task/Job |
| Persistence | T1053 Scheduled Task/Job |
| Privilege Escalation | T1053 Scheduled Task/Job |
Event coverage
| Provider | Event | Title |
|---|---|---|
| Sysmon | Event ID 11 | FileCreate |
Rule body yaml
title: Suspicious Scheduled Task Write to System32 Tasks
id: 80e1f67a-4596-4351-98f5-a9c3efabac95
status: test
description: Detects the creation of tasks from processes executed from suspicious locations
references:
- Internal Research
author: Florian Roth (Nextron Systems)
date: 2021-11-16
modified: 2022-01-12
tags:
- attack.privilege-escalation
- attack.persistence
- attack.execution
- attack.t1053
logsource:
product: windows
category: file_event
detection:
selection:
TargetFilename|contains: '\Windows\System32\Tasks'
Image|contains:
- '\AppData\'
- 'C:\PerfLogs'
- '\Windows\System32\config\systemprofile'
condition: selection
falsepositives:
- Unknown
level: high
Stages and Predicates
Stage 0: condition
selectionStage 1: selection
selection:
TargetFilename|contains: '\Windows\System32\Tasks'
Image|contains:
- '\AppData\'
- 'C:\PerfLogs'
- '\Windows\System32\config\systemprofile'
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 |
|---|---|---|
Image | match |
|
TargetFilename | match |
|