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* Update Shell32.yml Added Control_RunDLLNoFallback used by threat actors. * Update Shell32.yml --------- Co-authored-by: Wietze <wietze@users.noreply.github.com>
65 lines
2.5 KiB
YAML
65 lines
2.5 KiB
YAML
---
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Name: Shell32.dll
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Description: Windows Shell Common Dll
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Author: LOLBAS Team
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Created: 2018-05-25
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Commands:
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- Command: rundll32.exe shell32.dll,Control_RunDLL {PATH_ABSOLUTE:.dll}
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Description: Launch a DLL payload by calling the Control_RunDLL function.
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Usecase: Load a DLL payload.
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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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Tags:
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- Execute: DLL
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- Command: rundll32.exe shell32.dll,ShellExec_RunDLL {PATH:.exe}
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Description: Launch an executable by calling the ShellExec_RunDLL function.
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Usecase: Run an executable payload.
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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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Tags:
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- Execute: EXE
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- Command: rundll32 SHELL32.DLL,ShellExec_RunDLL {PATH:.exe} {CMD:args}
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Description: Launch command line by calling the ShellExec_RunDLL function.
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Usecase: Run an executable payload.
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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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Tags:
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- Execute: CMD
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- Command: rundll32.exe shell32.dll,#44 {PATH:.dll}
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Description: Load a DLL/CPL by calling undocumented Control_RunDLLNoFallback function.
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Usecase: Load a DLL/CPL payload.
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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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Tags:
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- Execute: DLL
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Full_Path:
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- Path: c:\windows\system32\shell32.dll
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- Path: c:\windows\syswow64\shell32.dll
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Detection:
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- Sigma: https://github.com/SigmaHQ/sigma/blob/62d4fd26b05f4d81973e7c8e80d7c1a0c6a29d0e/rules/windows/process_creation/proc_creation_win_rundll32_susp_activity.yml
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- Splunk: https://github.com/splunk/security_content/blob/a1afa0fa605639cbef7d528dec46ce7c8112194a/detections/endpoint/rundll32_control_rundll_hunt.yml
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Resources:
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- Link: https://twitter.com/Hexacorn/status/885258886428725250
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- Link: https://twitter.com/pabraeken/status/991768766898941953
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- Link: https://twitter.com/mattifestation/status/776574940128485376
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- Link: https://twitter.com/KyleHanslovan/status/905189665120149506
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- Link: https://windows10dll.nirsoft.net/shell32_dll.html
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- Link: https://www.hexacorn.com/blog/2025/05/18/shell32-dll-44-lolbin/
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Acknowledgement:
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- Person: Adam (Control_RunDLL, Control_RunDLLNoFallback)
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Handle: '@hexacorn'
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- Person: Pierre-Alexandre Braeken (ShellExec_RunDLL)
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Handle: '@pabraeken'
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- Person: Matt Graeber (ShellExec_RunDLL)
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Handle: '@mattifestation'
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- Person: Kyle Hanslovan (ShellExec_RunDLL)
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Handle: '@KyleHanslovan'
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