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Printui lolbas discover #419

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26 changes: 26 additions & 0 deletions yml/OSBinaries/printui.yml
Original file line number Diff line number Diff line change
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---
Name: printui.exe
Description: Malicious dll file load to memory via printui.exe
Author: 'Yasin Gökhan TAŞKIN'
Created: 2025-01-12
Commands:
- Command: start "%SystemDrive%"\Windows\System32\printui.exe
Description: Detects potential DLL sideloading of "printui.dll". While using legit "printui.exe" it can be abused to attach to an arbitrary process and force load DLL named "printui.dll" from the current directory of execution.
Usecase: Execute dll file
Category: Execute
Privileges: User
MitreID: T1574.002
OperatingSystem: Windows vista, Windows 7, Windows 8, Windows 8.1, Windows 10, Windows 11
Tags:
- Execute: DLL
Full_Path:
- Path: C:\Windows\System32\printui.exe
Detection:
- Sigma: https://github.com/SigmaHQ/sigma/blob/master/rules/windows/image_load/image_load_side_load_from_non_system_location.yml
- IOC: Load malicious DLL image
Resources:
- Link: https://www.linkedin.com/pulse/uncovered-lolbas-yasin-g%C3%B6khan-ta%C5%9Fkin-gnpwf/?trackingId=WvE5YmopTtyh%2FuvEPcpyZQ%3D%3D
- Link: https://x.com/TaskinYasn/status/1876672639558947213
Acknowledgement:
- Person: Yasin Gökhan TAŞKIN
Handle: '@TaskinYasn'
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