sigmahighTTP

Windows Defender AMSI Trigger Detected

Detects triggering of AMSI by Windows Defender.

MITRE ATT&CK

execution

Detection Query

selection:
  EventID: 1116
  SourceName: AMSI
condition: selection

Author

Bhabesh Raj

Created

2020-09-14

Data Sources

windowswindefend

Platforms

windows

References

https://learn.microsoft.com/en-us/windows/win32/amsi/how-amsi-helps

Tags

attack.executionattack.t1059

Raw Content

title: Windows Defender AMSI Trigger Detected
id: ea9bf0fa-edec-4fb8-8b78-b119f2528186
status: stable
description: Detects triggering of AMSI by Windows Defender.
references:
    - https://learn.microsoft.com/en-us/windows/win32/amsi/how-amsi-helps
author: Bhabesh Raj
date: 2020-09-14
modified: 2022-12-07
tags:
    - attack.execution
    - attack.t1059
logsource:
    product: windows
    service: windefend
detection:
    selection:
        EventID: 1116 # The antimalware platform detected malware or other potentially unwanted software.
        SourceName: 'AMSI'
    condition: selection
falsepositives:
    - Unlikely
level: high