Detection rules › Sigma
Suspicious Scheduled Task Creation Involving Temp Folder
Detects the creation of scheduled tasks that involves a temporary folder and runs only once
MITRE ATT&CK coverage
| Tactic | Techniques |
|---|---|
| Execution | T1053.005 Scheduled Task/Job: Scheduled Task |
| Persistence | T1053.005 Scheduled Task/Job: Scheduled Task |
| Privilege Escalation | T1053.005 Scheduled Task/Job: Scheduled Task |
Event coverage
| Provider | Event ID | Title |
|---|---|---|
| Sysmon | 1 | Process creation |
| Security-Auditing | 4688 | A new process has been created. |
Stages and Predicates
Stage 1: selection
CommandLine|contains: ' /create '
CommandLine|contains: ' /sc once '
CommandLine|contains: '\Temp\'
Image|endswith: '\schtasks.exe'
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 |
|
Neighbors
Broader alternatives (more inclusive than this rule)
These rules match a superset of what this rule catches. They cover the same events plus more. Use them if you want wider coverage and can absorb more false positives.
- Scheduled Task Creation Via Schtasks.EXE (drops 2 filters this rule applies)
- Scheduled Task Creation with Curl and PowerShell Execution Combo (drops 2 filters this rule applies)