Analysis
- max time kernel
148s - max time network
131s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
30/07/2026, 11:51
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
b5d074152acb9ca2b6fd0dcaf8c317afe0ec632d98ef9f97d98062e854bcb81a.dll
Resource
win10v2004-20260513-en
windows10-2004-x64
3 signatures
150 seconds
Behavioral task
behavioral2
Sample
b5d074152acb9ca2b6fd0dcaf8c317afe0ec632d98ef9f97d98062e854bcb81a.dll
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
3 signatures
150 seconds
General
- Target b5d074152acb9ca2b6fd0dcaf8c317afe0ec632d98ef9f97d98062e854bcb81a.dll
- Size 168KB
- Sample260730-nz6xfahp21
- SHA256 b5d074152acb9ca2b6fd0dcaf8c317afe0ec632d98ef9f97d98062e854bcb81a
- MD5 b1869b7891e3109a8565447ce4b64c0d
- SHA1 1440bc1798bcbf6aedefec9d663b49ed8a80e68d
- SHA512 5037bac82da18bee0bad61291cb9cb6baa30dea175e871e3b50f341a0260441f4d69f38f9edfb203d6a03b63a037e763d468a038c4617d5f1ec3d2ea801280c1
- SSDEEP 3072:3ev62KJtNRPXt9VVgbPWWNKX2DFA++++t+b+X+DEAj7voL+f6UMoP+sGCX:3eSFDXt9VVuPWL2D2++++t+b+X+QYMPc
- TLSH T120F39E1976D1C03FE68A003D9A682B75AFFB6C70CEB1554797143E9C5D72BB0CA2620B
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
3/10
Malware Config
Signatures
- System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language regsvr32.exe - Modifies registry class 27 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\KDGBClrDeptInterface.ClrDeptInterfacecoms.1\ = "ClrDeptInterfacecoms Class" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\KDGBClrDeptInterface.ClrDeptInterfacecoms.1\CLSID regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\KDGBClrDeptInterface.ClrDeptInterfacecoms\ = "ClrDeptInterfacecoms Class" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{0FA0F3D5-3D9D-4128-90DF-992ECD339052} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{0FA0F3D5-3D9D-4128-90DF-992ECD339052}\VersionIndependentProgID\ = "KDGBClrDeptInterface.ClrDeptInterfacecoms" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{33B4572D-1658-42CC-824B-BBA017F3C34A} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{33B4572D-1658-42CC-824B-BBA017F3C34A}\1.0\FLAGS\ = "0" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\KDGBClrDeptInterface.ClrDeptInterfacecoms.1 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\KDGBClrDeptInterface.ClrDeptInterfacecoms\CLSID\ = "{0FA0F3D5-3D9D-4128-90DF-992ECD339052}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{0FA0F3D5-3D9D-4128-90DF-992ECD339052}\ProgID regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{0FA0F3D5-3D9D-4128-90DF-992ECD339052}\ProgID\ = "KDGBClrDeptInterface.ClrDeptInterfacecoms.1" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{0FA0F3D5-3D9D-4128-90DF-992ECD339052}\InprocServer32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{33B4572D-1658-42CC-824B-BBA017F3C34A}\1.0 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{33B4572D-1658-42CC-824B-BBA017F3C34A}\1.0\ = "KDGBClrDeptInterface 1.0 Type Library" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{33B4572D-1658-42CC-824B-BBA017F3C34A}\1.0\HELPDIR regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\KDGBClrDeptInterface.ClrDeptInterfacecoms regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{0FA0F3D5-3D9D-4128-90DF-992ECD339052}\ = "ClrDeptInterfacecoms Class" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{0FA0F3D5-3D9D-4128-90DF-992ECD339052}\VersionIndependentProgID regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{0FA0F3D5-3D9D-4128-90DF-992ECD339052}\InprocServer32\ThreadingModel = "both" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{33B4572D-1658-42CC-824B-BBA017F3C34A}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\b5d074152acb9ca2b6fd0dcaf8c317afe0ec632d98ef9f97d98062e854bcb81a.dll" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{33B4572D-1658-42CC-824B-BBA017F3C34A}\1.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\KDGBClrDeptInterface.ClrDeptInterfacecoms.1\CLSID\ = "{0FA0F3D5-3D9D-4128-90DF-992ECD339052}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\KDGBClrDeptInterface.ClrDeptInterfacecoms\CLSID regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{0FA0F3D5-3D9D-4128-90DF-992ECD339052}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\b5d074152acb9ca2b6fd0dcaf8c317afe0ec632d98ef9f97d98062e854bcb81a.dll" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{33B4572D-1658-42CC-824B-BBA017F3C34A}\1.0\FLAGS regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{33B4572D-1658-42CC-824B-BBA017F3C34A}\1.0\0 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{33B4572D-1658-42CC-824B-BBA017F3C34A}\1.0\0\win32 regsvr32.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 2804 wrote to memory of 4560 2804 regsvr32.exe 89
Processes
-
C:\Windows\system32\regsvr32.exeregsvr32 /s C:\Users\Admin\AppData\Local\Temp\b5d074152acb9ca2b6fd0dcaf8c317afe0ec632d98ef9f97d98062e854bcb81a.dll1⤵
- Suspicious use of WriteProcessMemory
PID:2804 -
C:\Windows\SysWOW64\regsvr32.exe/s C:\Users\Admin\AppData\Local\Temp\b5d074152acb9ca2b6fd0dcaf8c317afe0ec632d98ef9f97d98062e854bcb81a.dll2⤵
- System Location Discovery: System Language Discovery
- Modifies registry class
PID:4560
-