sigmamediumHunting

Binary Proxy Execution Via Dotnet-Trace.EXE

Detects commandline arguments for executing a child process via dotnet-trace.exe

MITRE ATT&CK

executiondefense-evasion

Detection Query

selection_img:
  - Image|endswith: \dotnet-trace.exe
  - OriginalFileName: dotnet-trace.dll
selection_cli:
  CommandLine|contains|all:
    - "-- "
    - collect
condition: all of selection_*

Author

Jimmy Bayne (@bohops)

Created

2024-01-02

Data Sources

windowsProcess Creation Events

Platforms

windows

References

https://twitter.com/bohops/status/1740022869198037480

Tags

attack.executionattack.defense-evasionattack.t1218

Raw Content

title: Binary Proxy Execution Via Dotnet-Trace.EXE
id: 9257c05b-4a4a-48e5-a670-b7b073cf401b
status: test
description: Detects commandline arguments for executing a child process via dotnet-trace.exe
references:
    - https://twitter.com/bohops/status/1740022869198037480
author: Jimmy Bayne (@bohops)
date: 2024-01-02
tags:
    - attack.execution
    - attack.defense-evasion
    - attack.t1218
logsource:
    category: process_creation
    product: windows
detection:
    selection_img:
        - Image|endswith: '\dotnet-trace.exe'
        - OriginalFileName: 'dotnet-trace.dll'
    selection_cli:
        CommandLine|contains|all:
            - '-- '
            - 'collect'
    condition: all of selection_*
falsepositives:
    - Legitimate usage of the utility in order to debug and trace a program.
level: medium