Analysis
- max time kernel
148s - max time network
148s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
05/08/2026, 00:04
Static task
static1
Behavioral task
behavioral1
Sample
attachment20260805-1169-aoao4f.xlsx
Resource
win10v2004-20260513-en
5 signatures
150 seconds
Behavioral task
behavioral2
Sample
attachment20260805-1169-aoao4f.xlsx
Resource
win11ltsc2024-20260709-en
5 signatures
150 seconds
General
- Target attachment20260805-1169-aoao4f.xlsx
- Size 15KB
- Sample260805-aclfbstcra
- 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 opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 EXCEL.EXE 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 - 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 1920 EXCEL.EXE - Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 1920 EXCEL.EXE 1920 EXCEL.EXE - Suspicious use of SetWindowsHookEx 15 IoCs
pid Process 1920 EXCEL.EXE 1920 EXCEL.EXE 1920 EXCEL.EXE 1920 EXCEL.EXE 1920 EXCEL.EXE 1920 EXCEL.EXE 1920 EXCEL.EXE 1920 EXCEL.EXE 1920 EXCEL.EXE 1920 EXCEL.EXE 1920 EXCEL.EXE 1920 EXCEL.EXE 1920 EXCEL.EXE 1920 EXCEL.EXE 1920 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\attachment20260805-1169-aoao4f.xlsx"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
PID:1920
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 cb9b62032a7d9b4f51f287aeceffcca54f5444e3ef5dc0e446e4efed35eba2fe
- MD5 62be70608dd68cec5709c55a287fd220
- SHA1 7f342745c1850e5f0e9d257cdee70673a647dc3d
- SHA512 0af7ff66c095a87a5f09c9b6924b0da0f219e8f2e4b0c291df7c685ffd690a81886e8aa090d4325fbba7d26532e61a3db970ab02a625a35aa9b43b885b7ef801
- TLSH T1E5212C100ECA4E0FD1A053363DBBA35BE734BC21A600831EE181A91E2E7482098ACA1E
- MD5 SHA1 SHA512 TLSH