LOLBAS/yml/OtherMSBinaries/Rcsi.yml

---
Name: rcsi.exe
Description: Non-Interactive command line inerface included with Visual Studio.
Author: 'Oddvar Moe'
Created: 2018-05-25
Commands:
  - Command: rcsi.exe bypass.csx
    Description: Use embedded C# within the csx script to execute the code.
    Usecase: Local execution of arbitrary C# code stored in local CSX file.
    Category: Execute
    Privileges: User
    MitreID: T1127
    OperatingSystem: Windows
  - Command: rcsi.exe bypass.csx
    Description: Use embedded C# within the csx script to execute the code.
    Usecase: Local execution of arbitrary C# code stored in local CSX file.
    Category: AWL Bypass
    Privileges: User
    MitreID: T1127
    OperatingSystem: Windows
Full_Path:
  - Path: no default
Code_Sample:
  - Code:
Detection:
  - Sigma: https://github.com/SigmaHQ/sigma/blob/7bca85e40618126643b9712b80bd663c21908e26/rules/windows/process_creation/win_susp_csi.yml
  - Elastic: https://github.com/elastic/detection-rules/blob/414d32027632a49fb239abb8fbbb55d3fa8dd861/rules/windows/defense_evasion_unusual_process_network_connection.toml
  - Elastic: https://github.com/elastic/detection-rules/blob/414d32027632a49fb239abb8fbbb55d3fa8dd861/rules/windows/defense_evasion_network_connection_from_windows_binary.toml
  - BlockRule: https://github.com/SigmaHQ/sigma/blob/7bca85e40618126643b9712b80bd663c21908e26/rules/windows/process_creation/win_susp_csi.yml
Resources:
  - Link: https://enigma0x3.net/2016/11/21/bypassing-application-whitelisting-by-using-rcsi-exe/
Acknowledgement:
  - Person: Matt Nelson
    Handle: '@enigma0x3'
Initial commit - LOLBAS V2.0 2018-06-09 00:15:06 +02:00			`---`
			`Name: rcsi.exe`
Completed template update of OterMSBinaries 2018-09-22 04:58:00 +02:00			`Description: Non-Interactive command line inerface included with Visual Studio.`
			`Author: 'Oddvar Moe'`
Standardise date formats (see https://yaml.org/type/timestamp.html) 2021-01-10 16:04:52 +01:00			`Created: 2018-05-25`
Initial commit - LOLBAS V2.0 2018-06-09 00:15:06 +02:00			`Commands:`
Adding 'Execute' categories to existing 'AWL Bypass' binaries. 2018-10-05 21:06:01 +02:00			`- Command: rcsi.exe bypass.csx`
			`Description: Use embedded C# within the csx script to execute the code.`
			`Usecase: Local execution of arbitrary C# code stored in local CSX file.`
			`Category: Execute`
			`Privileges: User`
More changes (mainly changing generic T1218 to dev-specific T1127) 2021-11-05 21:06:57 +01:00			`MitreID: T1127`
Adding 'Execute' categories to existing 'AWL Bypass' binaries. 2018-10-05 21:06:01 +02:00			`OperatingSystem: Windows`
Initial commit - LOLBAS V2.0 2018-06-09 00:15:06 +02:00			`- Command: rcsi.exe bypass.csx`
			`Description: Use embedded C# within the csx script to execute the code.`
Completed template update of OterMSBinaries 2018-09-22 04:58:00 +02:00			`Usecase: Local execution of arbitrary C# code stored in local CSX file.`
			`Category: AWL Bypass`
			`Privileges: User`
More changes (mainly changing generic T1218 to dev-specific T1127) 2021-11-05 21:06:57 +01:00			`MitreID: T1127`
Completed template update of OterMSBinaries 2018-09-22 04:58:00 +02:00			`OperatingSystem: Windows`
Major changes to Web portal - Small fixes to source files to adjust 2018-12-10 14:28:12 +01:00			`Full_Path:`
Adding no defualt paths to pass schema validations 2022-09-11 06:16:59 +02:00			`- Path: no default`
Major changes to Web portal - Small fixes to source files to adjust 2018-12-10 14:28:12 +01:00			`Code_Sample:`
Update scripts with new template. Fixed mgmt script for webportal. Adjustments to existing yml files 2018-09-26 11:41:58 +02:00			`- Code:`
			`Detection:`
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 14:19:03 +01:00			`- Sigma: https://github.com/SigmaHQ/sigma/blob/7bca85e40618126643b9712b80bd663c21908e26/rules/windows/process_creation/win_susp_csi.yml`
			`- Elastic: https://github.com/elastic/detection-rules/blob/414d32027632a49fb239abb8fbbb55d3fa8dd861/rules/windows/defense_evasion_unusual_process_network_connection.toml`
			`- Elastic: https://github.com/elastic/detection-rules/blob/414d32027632a49fb239abb8fbbb55d3fa8dd861/rules/windows/defense_evasion_network_connection_from_windows_binary.toml`
			`- BlockRule: https://github.com/SigmaHQ/sigma/blob/7bca85e40618126643b9712b80bd663c21908e26/rules/windows/process_creation/win_susp_csi.yml`
Initial commit - LOLBAS V2.0 2018-06-09 00:15:06 +02:00			`Resources:`
Update scripts with new template. Fixed mgmt script for webportal. Adjustments to existing yml files 2018-09-26 11:41:58 +02:00			`- Link: https://enigma0x3.net/2016/11/21/bypassing-application-whitelisting-by-using-rcsi-exe/`
Completed template update of OterMSBinaries 2018-09-22 04:58:00 +02:00			`Acknowledgement:`
			`- Person: Matt Nelson`
			`Handle: '@enigma0x3'`