Analysis
- max time kernel
148s - max time network
151s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
04/09/2026, 21:32
Static task
static1
Behavioral task
behavioral1
Sample
attachment20260904-1106-at2ufm.xlsx
Resource
win10v2004-20260513-en
5 signatures
150 seconds
Behavioral task
behavioral2
Sample
attachment20260904-1106-at2ufm.xlsx
Resource
win11ltsc2024-20260709-en
5 signatures
150 seconds
General
- Target attachment20260904-1106-at2ufm.xlsx
- Size 15KB
- Sample260904-1dletsal8z
- SHA256 89d9f6bb65099039c3f1c946823c62167eba2c451b6fcb741cf88a07a2d3b87a
- MD5 fccf4f30cd96fbfa533aadfed13fbd7e
- SHA1 9ceae414bfa2a3d914c40746720246293e4f6884
- SHA512 dd38fb8367d128fd551b46f88dc9ae77eab86e6131a3da7ecafdace7c0790f172edbea44ff7918d9218f8496202e3da0304a4a11359e78c12e10059213c77b9b
- SSDEEP 384:rxBFlE6uYXcle7bZbeD09MGN1JCmmQvq0Cxudf:RlVucc8/t7lN1JC10CxE
- TLSH T1B7628D2EF1923DA8C727947ED05808EAB8BC64553557B01E7C58F20B23065EB23CF59D
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
1/10
Malware Config
Signatures
- Checks processor information in registry 2 TTPs 3 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString EXCEL.EXE Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 EXCEL.EXE - Enumerates system info in registry 2 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU EXCEL.EXE - Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 2044 EXCEL.EXE - Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 2044 EXCEL.EXE 2044 EXCEL.EXE - Suspicious use of SetWindowsHookEx 13 IoCs
pid Process 2044 EXCEL.EXE 2044 EXCEL.EXE 2044 EXCEL.EXE 2044 EXCEL.EXE 2044 EXCEL.EXE 2044 EXCEL.EXE 2044 EXCEL.EXE 2044 EXCEL.EXE 2044 EXCEL.EXE 2044 EXCEL.EXE 2044 EXCEL.EXE 2044 EXCEL.EXE 2044 EXCEL.EXE
Processes
-
C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\attachment20260904-1106-at2ufm.xlsx"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
PID:2044
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\b8ab77100df80ab2.customDestinations-ms
- Size 1KB
- SHA256 5ec1eb8ebfe8a64de44fe4836b6a97f3016d3e7c1267b2ca1d8705237f73c404
- MD5 b06e7f1a0df0200f1a431cd3050b46b5
- SHA1 5507cc52496cb928300e7650ee4f18b5b3c4c596
- SHA512 3639b0ef5b457f6c8a25a73d516c1b6c5afca20a7fd0521f601029bf7725bc6513b8e3d4f7ad197cb7c3d6e4de850be5111df6f6a25938b9522b9eee803bb804
- TLSH T1004141031F9F2F5FD06A4336972E87D9D3303AB69742821EB1C9511BBC52840CA54F2B
- MD5 SHA1 SHA512 TLSH