Devtoolslauncher.exe Executes Specified Binary

Hunt Hypothesis

The Devtoolslauncher.exe executes other binary

Detection Rule

Sigma (Original)

title: Devtoolslauncher.exe Executes Specified Binary
id: cc268ac1-42d9-40fd-9ed3-8c4e1a5b87e6
status: test
description: The Devtoolslauncher.exe executes other binary
references:
    - https://lolbas-project.github.io/lolbas/OtherMSBinaries/Devtoolslauncher/
    - https://twitter.com/_felamos/status/1179811992841797632
author: Beyu Denis, oscd.community (rule), @_felamos (idea)
date: 2019-10-12
modified: 2021-11-27
tags:
    - attack.stealth
    - attack.t1218
logsource:
    category: process_creation
    product: windows
detection:
    selection:
        Image|endswith: '\devtoolslauncher.exe'
        CommandLine|contains: 'LaunchForDeploy'
    condition: selection
falsepositives:
    - Legitimate use of devtoolslauncher.exe by legitimate user
level: high

KQL (Azure Sentinel)

imProcessCreate
| where TargetProcessName endswith "\\devtoolslauncher.exe" and TargetProcessCommandLine contains "LaunchForDeploy"

Required Data Sources

False Positive Guidance

• Legitimate use of devtoolslauncher.exe by legitimate user

MITRE ATT&CK Context

• Technique: T1218 — T1218

References

• https://lolbas-project.github.io/lolbas/OtherMSBinaries/Devtoolslauncher/
• https://twitter.com/_felamos/status/1179811992841797632
• SigmaHQ Rule