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Suspicious Scheduled Task Write to System32 Tasks

Detects the creation of tasks from processes executed from suspicious locations

MITRE ATT&CK

privilege-escalationpersistenceexecution

Detection Query

selection:
  TargetFilename|contains: \Windows\System32\Tasks
  Image|contains:
    - \AppData\
    - C:\PerfLogs
    - \Windows\System32\config\systemprofile
condition: selection

Author

Florian Roth (Nextron Systems)

Created

2021-11-16

Data Sources

windowsFile Events

Platforms

windows

References

Internal Research

Tags

attack.privilege-escalationattack.persistenceattack.executionattack.t1053

Raw Content

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