Analysis
- max time kernel
148s - max time network
153s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
12/08/2026, 07:28
Static task
static1
Behavioral task
behavioral1
Sample
attachment20260812-1169-yyumva.xlsx
Resource
win10v2004-20260513-en
5 signatures
150 seconds
Behavioral task
behavioral2
Sample
attachment20260812-1169-yyumva.xlsx
Resource
win11ltsc2024-20260709-en
5 signatures
150 seconds
General
- Target attachment20260812-1169-yyumva.xlsx
- Size 15KB
- Sample260812-jam1tabb96
- 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 4420 EXCEL.EXE - Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 4420 EXCEL.EXE 4420 EXCEL.EXE - Suspicious use of SetWindowsHookEx 13 IoCs
pid Process 4420 EXCEL.EXE 4420 EXCEL.EXE 4420 EXCEL.EXE 4420 EXCEL.EXE 4420 EXCEL.EXE 4420 EXCEL.EXE 4420 EXCEL.EXE 4420 EXCEL.EXE 4420 EXCEL.EXE 4420 EXCEL.EXE 4420 EXCEL.EXE 4420 EXCEL.EXE 4420 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\attachment20260812-1169-yyumva.xlsx"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
PID:4420
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 653B
- SHA256 da639ea4f79b71632b32c3af8228d79733dbf9fdcb8f261810a54faeaa6328bd
- MD5 4f698a151e1c1f79a8371ea9406dc442
- SHA1 07786817380f125852e3341b19cc2a8408585e2d
- SHA512 5729b3cad81eb457b6394a42f4a8cfa768bba10919a7721a9a384736e7ff2aed778fe027697409dc7899b2234c19e6ba8ef55ddcefaab9f6c06b46cc6d1a877a
- TLSH T126F0C0111E8B0F27E16653796E398356E730FD31A720934CE68813AF7CB58109598AFB
- MD5 SHA1 SHA512 TLSH