Analysis
- max time kernel
148s - max time network
133s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
10/08/2026, 01:40
Static task
static1
Behavioral task
behavioral1
Sample
attachment20260810-750-nbus8m.xlsx
Resource
win10v2004-20260513-en
4 signatures
150 seconds
Behavioral task
behavioral2
Sample
attachment20260810-750-nbus8m.xlsx
Resource
win11ltsc2024-20260709-en
5 signatures
150 seconds
General
- Target attachment20260810-750-nbus8m.xlsx
- Size 114KB
- Sample260810-b3h9bsgr2s
- SHA256 4fc50abe4214a380c881eb7b71ec71d2ee63a4ce87138e008dbe800a298df280
- MD5 bb6322859e1cc993ffe60eb2325d9495
- SHA1 7d6387b3c3748b33ea33d61963004fe4c601676a
- SHA512 72148e5dcc2d6a1d28e941a846cd9c700086bb8f3fe0f1460b88086eca7201982a0705db45d6667665ef6b643798bcf1b21223949a2d4f05052c03cdf08f79fb
- SSDEEP 1536:klYSVNHKTVOPDkU2EKA4HDSFHeEQHCr46pkwY9nA4USn9RcLHvs5dOF+RKwm+nuj:kxVNHKTVQYUkEQoYNJ90HvEkF+D/nH4n
- TLSH T17FB361988C7AA00DD0773FB49BB6A095E771F6A13F0E5E1B02AC74741EAEC39D781445
- 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 908 EXCEL.EXE - Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 908 EXCEL.EXE 908 EXCEL.EXE - Suspicious use of SetWindowsHookEx 13 IoCs
pid Process 908 EXCEL.EXE 908 EXCEL.EXE 908 EXCEL.EXE 908 EXCEL.EXE 908 EXCEL.EXE 908 EXCEL.EXE 908 EXCEL.EXE 908 EXCEL.EXE 908 EXCEL.EXE 908 EXCEL.EXE 908 EXCEL.EXE 908 EXCEL.EXE 908 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\attachment20260810-750-nbus8m.xlsx"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
PID:908
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 2KB
- SHA256 1c68597a094069b7c2332cc8f5d00023356ab1f798acb6a87703a80aaa0fee61
- MD5 2a27b376ce91c1eeb8d75ba70bb0f5ac
- SHA1 be37efa622002ccd1cd1ab4f515d95005812d0ee
- SHA512 637d71304264ef346feb5bf78089a3d10a86326e787aebf539187b1f5a9ae7af7bee00255c3343f8447f40c2f60110b639d03929cc16d49e26a6091b910f2108
- TLSH T1365114031A8B1F5FD15087732F3B8739D3307D17AA22864D9788511FAE69550C98DD6A
- MD5 SHA1 SHA512 TLSH