Analysis
- user interaction
yes - max time kernel
148s - max time network
152s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
16/08/2026, 17:13
Static task
static1
Behavioral task
behavioral1
Sample
Bypass-Admin-Installer.bat
Resource
win10v2004-20260513-en
9 signatures
150 seconds
Behavioral task
behavioral2
Sample
Bypass-Admin-Installer.bat
Resource
win11ltsc2024-20260709-en
10 signatures
150 seconds
General
- Target Bypass-Admin-Installer.bat
- Size 2KB
- Sample260816-vrprhssfnc
- SHA256 d341c511f10e9bf1ea99157ea1fc0e2965e96849ca6693967296db6e2d54ca80
- MD5 f319ea61c265c44b72a879d02fe91956
- SHA1 b513ab8ed204df69f45652ea2aba088f407369a6
- SHA512 44ee6846d924431665e3d6585f19f7cc32cc867a6b8dffaafbdf9c2e26a431cfcab355eb64ca50781a758cc538d4db56a71696d573d6edfa9bef2aef82319bb4
- TLSH T19951629C63284279177D46BE9A3B60417525024F1E932D7C306FC11EFB20BD18AFD1C4
- MD5 SHA1 SHA512 TLSH
Score
6/10
Malware Config
Signatures
- Drops desktop.ini file(s) 3 IoCs
description ioc Process File opened for modification C:\Users\Admin\Pictures\desktop.ini powershell.exe File opened for modification C:\Users\Public\desktop.ini powershell.exe File opened for modification C:\Users\Public\Pictures\desktop.ini powershell.exe -
pid Process 4588 powershell.exe - Executes a command shell one-liner 1 TTPs 2 IoCs
Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.
pid Process 956 cmd.exe 1124 cmd.exe - Delays execution with timeout.exe 1 IoCs
pid Process 4192 timeout.exe - Modifies registry class 64 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-1738198120-2966725515-3980530802-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\7\ComDlg\{5FA96407-7E77-483C-AC93-691D05850DE8}\LogicalViewMode = "3" powershell.exe Key created \REGISTRY\USER\S-1-5-21-1738198120-2966725515-3980530802-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\9 powershell.exe Set value (data) \REGISTRY\USER\S-1-5-21-1738198120-2966725515-3980530802-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\10\ComDlg\{43FED747-B357-468E-AE70-EE0CB0F46508}\ColInfo = 00000000000000000000000000000000fddfdffd100000000000000000000000060000001800000030f125b7ef471a10a5f102608c9eebac0a0000001001000030f125b7ef471a10a5f102608c9eebac0e0000009000000030f125b7ef471a10a5f102608c9eebac040000007800000030f125b7ef471a10a5f102608c9eebac0c00000050000000f4eec83032a8e241ab32e3c3ca28fd2907000000a0000000f4eec83032a8e241ab32e3c3ca28fd2911000000a0000000 powershell.exe Set value (int) \REGISTRY\USER\S-1-5-21-1738198120-2966725515-3980530802-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\2\ComDlg\{7D49D726-3C21-4F05-99AA-FDC2C9474656}\GroupByKey:PID = "0" powershell.exe Set value (str) \REGISTRY\USER\S-1-5-21-1738198120-2966725515-3980530802-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\3\ComDlg\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}\GroupByKey:FMTID = "{00000000-0000-0000-0000-000000000000}" powershell.exe Set value (int) \REGISTRY\USER\S-1-5-21-1738198120-2966725515-3980530802-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\3\ComDlg\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}\GroupByDirection = "1" powershell.exe Set value (int) \REGISTRY\USER\S-1-5-21-1738198120-2966725515-3980530802-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\4\ComDlg\{7D49D726-3C21-4F05-99AA-FDC2C9474656}\FFlags = "1092616257" powershell.exe Set value (data) \REGISTRY\USER\S-1-5-21-1738198120-2966725515-3980530802-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\MRUListEx = 0400000003000000020000000100000000000000ffffffff powershell.exe Key created \REGISTRY\USER\S-1-5-21-1738198120-2966725515-3980530802-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\3\Shell powershell.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{A8CDFF1C-4878-43be-B5FD-F8091C1C60D0}\Instance\ powershell.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{3ADD1653-EB32-4cb0-BBD7-DFA0ABB5ACCA}\Instance\ powershell.exe Set value (int) \REGISTRY\USER\S-1-5-21-1738198120-2966725515-3980530802-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\5\NodeSlot = "6" powershell.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{4336a54d-038b-4685-ab02-99bb52d3fb8b}\Instance\ powershell.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{f86fa3ab-70d2-4fc7-9c99-fcbf05467f3a}\Instance\ powershell.exe Set value (data) \REGISTRY\USER\S-1-5-21-1738198120-2966725515-3980530802-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\6\MRUListEx = ffffffff powershell.exe Set value (int) \REGISTRY\USER\S-1-5-21-1738198120-2966725515-3980530802-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\8\ComDlg\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}\Mode = "6" powershell.exe Set value (int) \REGISTRY\USER\S-1-5-21-1738198120-2966725515-3980530802-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\8\ComDlg\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}\IconSize = "48" powershell.exe Set value (data) \REGISTRY\USER\S-1-5-21-1738198120-2966725515-3980530802-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\7\MRUListEx = 00000000ffffffff powershell.exe Set value (data) \REGISTRY\USER\S-1-5-21-1738198120-2966725515-3980530802-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\10\ComDlg\{43FED747-B357-468E-AE70-EE0CB0F46508}\Sort = 0000000000000000000000000000000003000000f4eec83032a8e241ab32e3c3ca28fd29030000000100000030f125b7ef471a10a5f102608c9eebac10000000ffffffff30f125b7ef471a10a5f102608c9eebac0a00000001000000 powershell.exe Set value (data) \REGISTRY\USER\S-1-5-21-1738198120-2966725515-3980530802-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\2\ComDlg\{7D49D726-3C21-4F05-99AA-FDC2C9474656}\ColInfo = 00000000000000000000000000000000fddfdffd100000000000000000000000040000001800000030f125b7ef471a10a5f102608c9eebac0a0000001001000030f125b7ef471a10a5f102608c9eebac0e0000009000000030f125b7ef471a10a5f102608c9eebac040000007800000030f125b7ef471a10a5f102608c9eebac0c00000050000000 powershell.exe Set value (data) \REGISTRY\USER\S-1-5-21-1738198120-2966725515-3980530802-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\3\ComDlg\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}\ColInfo = 00000000000000000000000000000000fddfdffd100000000000000000000000040000001800000030f125b7ef471a10a5f102608c9eebac0a0000001001000030f125b7ef471a10a5f102608c9eebac0e0000009000000030f125b7ef471a10a5f102608c9eebac040000007800000030f125b7ef471a10a5f102608c9eebac0c00000050000000 powershell.exe Set value (int) \REGISTRY\USER\S-1-5-21-1738198120-2966725515-3980530802-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\4\ComDlg\{7D49D726-3C21-4F05-99AA-FDC2C9474656}\GroupView = "0" powershell.exe Set value (int) \REGISTRY\USER\S-1-5-21-1738198120-2966725515-3980530802-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\5\ComDlg\{B3690E58-E961-423B-B687-386EBFD83239}\Mode = "1" powershell.exe Set value (int) \REGISTRY\USER\S-1-5-21-1738198120-2966725515-3980530802-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\6\ComDlg\{94D6DDCC-4A68-4175-A374-BD584A510B78}\FFlags = "1092616257" powershell.exe Set value (int) \REGISTRY\USER\S-1-5-21-1738198120-2966725515-3980530802-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\7\ComDlg\{5FA96407-7E77-483C-AC93-691D05850DE8}\GroupByDirection = "1" powershell.exe Set value (int) \REGISTRY\USER\S-1-5-21-1738198120-2966725515-3980530802-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\9\ComDlg\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}\Mode = "4" powershell.exe Set value (int) \REGISTRY\USER\S-1-5-21-1738198120-2966725515-3980530802-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\10\ComDlg\{43FED747-B357-468E-AE70-EE0CB0F46508}\FFlags = "1" powershell.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{374DE290-123F-4565-9164-39C4925E467B}\Instance\ powershell.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{A0953C92-50DC-43bf-BE83-3742FED03C9C}\Instance\ powershell.exe Key created \REGISTRY\USER\S-1-5-21-1738198120-2966725515-3980530802-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\2\ComDlg\{7D49D726-3C21-4F05-99AA-FDC2C9474656} powershell.exe Set value (int) \REGISTRY\USER\S-1-5-21-1738198120-2966725515-3980530802-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\2\ComDlg\{7D49D726-3C21-4F05-99AA-FDC2C9474656}\IconSize = "16" powershell.exe Set value (int) \REGISTRY\USER\S-1-5-21-1738198120-2966725515-3980530802-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\2\NodeSlot = "3" powershell.exe Set value (int) \REGISTRY\USER\S-1-5-21-1738198120-2966725515-3980530802-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\5\ComDlg\{B3690E58-E961-423B-B687-386EBFD83239}\FFlags = "1092616257" powershell.exe Set value (int) \REGISTRY\USER\S-1-5-21-1738198120-2966725515-3980530802-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\5\ComDlg\{B3690E58-E961-423B-B687-386EBFD83239}\GroupByKey:PID = "0" powershell.exe Set value (data) \REGISTRY\USER\S-1-5-21-1738198120-2966725515-3980530802-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\5\MRUListEx = ffffffff powershell.exe Set value (data) \REGISTRY\USER\S-1-5-21-1738198120-2966725515-3980530802-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\MRUListEx = 0100000000000000ffffffff powershell.exe Set value (data) \REGISTRY\USER\S-1-5-21-1738198120-2966725515-3980530802-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\NodeSlots = 0202 powershell.exe Set value (str) \REGISTRY\USER\S-1-5-21-1738198120-2966725515-3980530802-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\3\Shell\SniffedFolderType = "Generic" powershell.exe Key created \REGISTRY\USER\S-1-5-21-1738198120-2966725515-3980530802-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\8\ComDlg powershell.exe Set value (data) \REGISTRY\USER\S-1-5-21-1738198120-2966725515-3980530802-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\MRUListEx = 0500000006000000070000000400000003000000020000000100000000000000ffffffff powershell.exe Set value (data) \REGISTRY\USER\S-1-5-21-1738198120-2966725515-3980530802-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\NodeSlots = 02020202020202020202 powershell.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{24ad3ad4-a569-4530-98e1-ab02f9417aa8}\Instance\ powershell.exe Set value (data) \REGISTRY\USER\S-1-5-21-1738198120-2966725515-3980530802-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\3 = 14001f00922b16d365937a46956b92703aca08af0000 powershell.exe Key created \REGISTRY\USER\S-1-5-21-1738198120-2966725515-3980530802-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\3 powershell.exe Key created \REGISTRY\USER\S-1-5-21-1738198120-2966725515-3980530802-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\4 powershell.exe Key created \REGISTRY\USER\S-1-5-21-1738198120-2966725515-3980530802-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\5\Shell powershell.exe Set value (int) \REGISTRY\USER\S-1-5-21-1738198120-2966725515-3980530802-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\5\ComDlg\{B3690E58-E961-423B-B687-386EBFD83239}\GroupView = "0" powershell.exe Set value (int) \REGISTRY\USER\S-1-5-21-1738198120-2966725515-3980530802-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\7\NodeSlot = "8" powershell.exe Set value (data) \REGISTRY\USER\S-1-5-21-1738198120-2966725515-3980530802-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\8\ComDlg\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}\Sort = 000000000000000000000000000000000100000030f125b7ef471a10a5f102608c9eebac0a00000001000000 powershell.exe Set value (int) \REGISTRY\USER\S-1-5-21-1738198120-2966725515-3980530802-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\3\ComDlg\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}\FFlags = "1092616257" powershell.exe Set value (data) \REGISTRY\USER\S-1-5-21-1738198120-2966725515-3980530802-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\5\ComDlg\{B3690E58-E961-423B-B687-386EBFD83239}\Sort = 000000000000000000000000000000000100000030f125b7ef471a10a5f102608c9eebac0a00000001000000 powershell.exe Set value (int) \REGISTRY\USER\S-1-5-21-1738198120-2966725515-3980530802-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\6\NodeSlot = "7" powershell.exe Key created \REGISTRY\USER\S-1-5-21-1738198120-2966725515-3980530802-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\8\ComDlg\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7} powershell.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{d3162b92-9365-467a-956b-92703aca08af}\Instance\ powershell.exe Key created \REGISTRY\USER\S-1-5-21-1738198120-2966725515-3980530802-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\5 powershell.exe Key created \REGISTRY\USER\S-1-5-21-1738198120-2966725515-3980530802-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\6\Shell powershell.exe Set value (str) \REGISTRY\USER\S-1-5-21-1738198120-2966725515-3980530802-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\6\ComDlg\{94D6DDCC-4A68-4175-A374-BD584A510B78}\GroupByKey:FMTID = "{00000000-0000-0000-0000-000000000000}" powershell.exe Set value (int) \REGISTRY\USER\S-1-5-21-1738198120-2966725515-3980530802-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\9\ComDlg\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}\GroupByDirection = "1" powershell.exe Set value (int) \REGISTRY\USER\S-1-5-21-1738198120-2966725515-3980530802-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\9\ComDlg\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}\FFlags = "1" powershell.exe Set value (data) \REGISTRY\USER\S-1-5-21-1738198120-2966725515-3980530802-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\8\MRUListEx = ffffffff powershell.exe Set value (int) \REGISTRY\USER\S-1-5-21-1738198120-2966725515-3980530802-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\4\NodeSlot = "5" powershell.exe Set value (int) \REGISTRY\USER\S-1-5-21-1738198120-2966725515-3980530802-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\10\ComDlg\{43FED747-B357-468E-AE70-EE0CB0F46508}\Mode = "6" powershell.exe Set value (int) \REGISTRY\USER\S-1-5-21-1738198120-2966725515-3980530802-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\2\ComDlg\{7D49D726-3C21-4F05-99AA-FDC2C9474656}\FFlags = "1092616257" powershell.exe Set value (int) \REGISTRY\USER\S-1-5-21-1738198120-2966725515-3980530802-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\4\ComDlg\{7D49D726-3C21-4F05-99AA-FDC2C9474656}\GroupByDirection = "1" powershell.exe - Suspicious behavior: EnumeratesProcesses 3 IoCs
pid Process 4588 powershell.exe 4588 powershell.exe 4588 powershell.exe - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 4588 powershell.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4588 powershell.exe - Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 4588 powershell.exe - Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1124 wrote to memory of 956 1124 cmd.exe 89 PID 956 wrote to memory of 4588 956 cmd.exe 90 PID 1124 wrote to memory of 4192 1124 cmd.exe 97
Processes
-
C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\Bypass-Admin-Installer.bat"1⤵
- Executes a command shell one-liner
- Suspicious use of WriteProcessMemory
PID:1124 -
C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c powershell -NoProfile -Command "Add-Type -AssemblyName System.Windows.Forms; $FileBrowser = New-Object System.Windows.Forms.OpenFileDialog; $FileBrowser.Filter = 'EXE Files|*.exe'; $FileBrowser.Title = 'Select EXE Installer'; if ($FileBrowser.ShowDialog() -eq 'OK') { echo $FileBrowser.FileName }"2⤵
- Executes a command shell one-liner
- Suspicious use of WriteProcessMemory
PID:956 -
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exepowershell -NoProfile -Command "Add-Type -AssemblyName System.Windows.Forms; $FileBrowser = New-Object System.Windows.Forms.OpenFileDialog; $FileBrowser.Filter = 'EXE Files|*.exe'; $FileBrowser.Title = 'Select EXE Installer'; if ($FileBrowser.ShowDialog() -eq 'OK') { echo $FileBrowser.FileName }"3⤵
- Drops desktop.ini file(s)
- Command and Scripting Interpreter: PowerShell
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:4588
-
-
-
C:\Windows\system32\timeout.exetimeout /t 22⤵
- Delays execution with timeout.exe
PID:4192
-
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k GPSvcGroup1⤵PID:1580
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalService -p -s fdPHost1⤵PID:4512