Detection rules › Sigma
Binary Proxy Execution Via Dotnet-Trace.EXE
Detects commandline arguments for executing a child process via dotnet-trace.exe
MITRE ATT&CK coverage
| Tactic | Techniques |
|---|---|
| Stealth | T1218 System Binary Proxy Execution |
Event coverage
| Provider | Event | Title |
|---|---|---|
| Sysmon | Event ID 1 | Process creation |
Rule body yaml
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.stealth
- 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
Stages and Predicates
Stage 0: condition
all of selection_*Stage 1: selection_img
selection_img:
- Image|endswith: '\dotnet-trace.exe'
- OriginalFileName: 'dotnet-trace.dll'
Stage 2: selection_cli
selection_cli:
CommandLine|contains|all:
- '-- '
- 'collect'
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 |
|
OriginalFileName | eq |
|