Analysis
- max time kernel
148s - max time network
147s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260710-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
04/08/2026, 12:04
Static task
static1
Behavioral task
behavioral1
Sample
attachment20260804-1169-2fza9x.xlsx
Resource
win10v2004-20260513-en
5 signatures
150 seconds
Behavioral task
behavioral2
Sample
attachment20260804-1169-2fza9x.xlsx
Resource
win11ltsc2024-20260710-en
5 signatures
150 seconds
General
- Target attachment20260804-1169-2fza9x.xlsx
- Size 15KB
- Sample260804-n8k2bsaf78
- 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 value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU EXCEL.EXE Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily EXCEL.EXE - Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 3900 EXCEL.EXE - Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 3900 EXCEL.EXE 3900 EXCEL.EXE - Suspicious use of SetWindowsHookEx 13 IoCs
pid Process 3900 EXCEL.EXE 3900 EXCEL.EXE 3900 EXCEL.EXE 3900 EXCEL.EXE 3900 EXCEL.EXE 3900 EXCEL.EXE 3900 EXCEL.EXE 3900 EXCEL.EXE 3900 EXCEL.EXE 3900 EXCEL.EXE 3900 EXCEL.EXE 3900 EXCEL.EXE 3900 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\attachment20260804-1169-2fza9x.xlsx"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
PID:3900
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 3KB
- SHA256 b6e01c1cbee5dc5e3deca82a9d49980cb023cd7e0582af882b920bb61584010d
- MD5 51b1703b7a3bc9ea27c7451921c9c985
- SHA1 cfde01697c1b0538a17fd96a0871934589124afd
- SHA512 07fb8619ba1daefba23710665bbfc311f32a63f35e4d9f31a58ab71f372ae226efb848d2ca1c891ec94af5fac932ad938d2e4187c46e91aad9aadbde47dcd5c6
- TLSH T1E651DD0306DB4F4FD2310776173687AEC3747A53EA60C21E9582A15F6EBD18086ADE9E
- MD5 SHA1 SHA512 TLSH