Analysis
- max time kernel
148s - max time network
116s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
16/08/2026, 03:40
Static task
static1
Behavioral task
behavioral1
Sample
attachment20260816-1169-rk3cja.xlsx
Resource
win10v2004-20260513-en
5 signatures
150 seconds
Behavioral task
behavioral2
Sample
attachment20260816-1169-rk3cja.xlsx
Resource
win11ltsc2024-20260709-en
5 signatures
150 seconds
General
- Target attachment20260816-1169-rk3cja.xlsx
- Size 15KB
- Sample260816-d77tlayfng
- 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 5764 EXCEL.EXE - Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 5764 EXCEL.EXE 5764 EXCEL.EXE - Suspicious use of SetWindowsHookEx 13 IoCs
pid Process 5764 EXCEL.EXE 5764 EXCEL.EXE 5764 EXCEL.EXE 5764 EXCEL.EXE 5764 EXCEL.EXE 5764 EXCEL.EXE 5764 EXCEL.EXE 5764 EXCEL.EXE 5764 EXCEL.EXE 5764 EXCEL.EXE 5764 EXCEL.EXE 5764 EXCEL.EXE 5764 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\attachment20260816-1169-rk3cja.xlsx"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
PID:5764
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 448ef5d29d1805722f85ef57f53e92ba6860e8982845d0fb971f5cd559320462
- MD5 660d502beb3f89a650df4fd5e7f1a3a7
- SHA1 68d9ef468f89468bf585b27c9727c0d749a721a5
- SHA512 9d9cfc94b4c4ce4fbf18d7ad652d06f9cb3068dd90e6af55b50db979695838887b65ebf06370c913fc710b19b5d30c2f2493f157775e17437bf9e96b724a9819
- TLSH T1C85104219ECB1B3FD1A462321A3D8755D778F803E6149A0DA280E13F7E71910CD6DF5A
- MD5 SHA1 SHA512 TLSH