slui.exe

File Path: C:\Windows\system32\slui.exe
Description: Windows Activation Client

Hashes

Type	Hash
MD5	`10B472E52F5F0592076D7E093858A2C3`
SHA1	`9CBB8EAB50D0C00616044CBF04BFE2959C25EF7C`
SHA256	`A9E691D1E6763B8895168E8EB3FCC7F9A072C7E46C216F4DEDA3F246EDBC3438`
SHA384	`BDEEA7254844CB2C7407E889498F0EE3B5A56E22A1FFD22EB7E96A36CF0338FCA952D5489E3F4B54FAD34C51173A83D3`
SHA512	`DBE57A42DD234ACCE10DEE8D74F7CD235E789E3ACC8B886A58267C21A200F04F4F2EAC4DE248247F12164463EEFAD971E96AF5677301904C7C29DF9EE94120F3`
SSDEEP	`6144:RVxpC1u+z53bQeILDS7LZAwHfMqY/W5R02qO7VKCyWQp:rxIptMX26Jq3nyR`
IMP	`F2014F5555EEFEC494A169DEEBA0FEE5`
PESHA1	`67C31874A6AE8082E7B80C5602B80C49F30A54CF`
PE256	`8B139592FB16114EB1310E04257B2C8A0A5D4E6994A3453DC58836C64F0E6E99`

Runtime Data

Loaded Modules:

Path
C:\Windows\System32\ADVAPI32.dll
C:\Windows\System32\bcryptPrimitives.dll
C:\Windows\System32\cfgmgr32.dll
C:\Windows\System32\combase.dll
C:\Windows\System32\cryptsp.dll
C:\Windows\System32\GDI32.dll
C:\Windows\System32\gdi32full.dll
C:\Windows\System32\kernel.appcore.dll
C:\Windows\System32\KERNEL32.DLL
C:\Windows\System32\KERNELBASE.dll
C:\Windows\System32\msvcp_win.dll
C:\Windows\System32\msvcrt.dll
C:\Windows\SYSTEM32\ntdll.dll
C:\Windows\System32\ole32.dll
C:\Windows\System32\OLEAUT32.dll
C:\Windows\System32\powrprof.dll
C:\Windows\System32\profapi.dll
C:\Windows\System32\RPCRT4.dll
C:\Windows\System32\sechost.dll
C:\Windows\System32\shcore.dll
C:\Windows\System32\SHELL32.dll
C:\Windows\System32\shlwapi.dll
C:\Windows\system32\SLC.dll
C:\Windows\system32\slui.exe
C:\Windows\system32\sppc.dll
C:\Windows\System32\ucrtbase.dll
C:\Windows\System32\USER32.dll
C:\Windows\System32\win32u.dll
C:\Windows\system32\WINBRAND.dll
C:\Windows\System32\windows.storage.dll
C:\Windows\system32\WTSAPI32.dll

Signature

Status: Signature verified.
Serial: 3300000266BD1580EFA75CD6D3000000000266
Thumbprint: A4341B9FD50FB9964283220A36A1EF6F6FAA7840
Issuer: CN=Microsoft Windows Production PCA 2011, O=Microsoft Corporation, L=Redmond, S=Washington, C=US
Subject: CN=Microsoft Windows, O=Microsoft Corporation, L=Redmond, S=Washington, C=US

File Metadata

Original Filename: slui.exe.mui
Product Name: Microsoft Windows Operating System
Company Name: Microsoft Corporation
File Version: 10.0.17763.1 (WinBuild.160101.0800)
Product Version: 10.0.17763.1
Language: English (United States)
Legal Copyright: Microsoft Corporation. All rights reserved.
Machine Type: 64-bit

File Scan

VirusTotal Detections: 0/71
VirusTotal Link: https://www.virustotal.com/gui/file/a9e691d1e6763b8895168e8eb3fcc7f9a072c7e46c216f4deda3f246edbc3438/detection/

File Similarity (ssdeep match)

File	Score
C:\WINDOWS\system32\slui.exe	47
C:\windows\system32\slui.exe	55
C:\Windows\system32\slui.exe	55
C:\Windows\system32\slui.exe	97
C:\Windows\system32\slui.exe	99
C:\Windows\system32\sppcommdlg.dll	38

Possible Misuse

The following table contains possible examples of slui.exe being misused. While slui.exe is not inherently malicious, its legitimate functionality can be abused for malicious purposes.

Source	Source File	Example	License
sigma	proc_creation_win_uac_bypass_changepk_slui.yml	`description: Detects an UAC bypass that uses changepk.exe and slui.exe (UACMe 61)`	DRL 1.0
sigma	proc_creation_win_uac_bypass_changepk_slui.yml	`ParentImage\\|endswith: '\slui.exe'`	DRL 1.0
sigma	registry_event_shell_open_keys_manipulation.yml	`description: Detects the shell open key manipulation (exefile and ms-settings) used for persistence and the pattern of UAC Bypass using fodhelper.exe, computerdefaults.exe, slui.exe via registry keys (e.g. UACMe 33 or 62)`	DRL 1.0
atomic-red-team	T1548.002.md	Target: \system32\slui.exe, \system32\changepk.exe	MIT License. © 2018 Red Canary
stockpile	b7344901-0b02-4ead-baf6-e3f629ed545f.yml	`description: executes the slui exe file handler hijack`	Apache-2.0