Analysis
- max time kernel
148s - max time network
129s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
01/10/2026, 12:24
Static task
static1
Behavioral task
behavioral1
Sample
attachment20261001-757-11nwaj.xlsx
Resource
win10v2004-20260911-en
4 signatures
150 seconds
Behavioral task
behavioral2
Sample
attachment20261001-757-11nwaj.xlsx
Resource
win11ltsc2024-20260911-en
5 signatures
150 seconds
General
- Target attachment20261001-757-11nwaj.xlsx
- Size 114KB
- Sample261001-pk1ybashqh
- 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 value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU EXCEL.EXE Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS EXCEL.EXE - Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 5784 EXCEL.EXE - Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 5784 EXCEL.EXE 5784 EXCEL.EXE - Suspicious use of SetWindowsHookEx 13 IoCs
pid Process 5784 EXCEL.EXE 5784 EXCEL.EXE 5784 EXCEL.EXE 5784 EXCEL.EXE 5784 EXCEL.EXE 5784 EXCEL.EXE 5784 EXCEL.EXE 5784 EXCEL.EXE 5784 EXCEL.EXE 5784 EXCEL.EXE 5784 EXCEL.EXE 5784 EXCEL.EXE 5784 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\attachment20261001-757-11nwaj.xlsx"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
PID:5784
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 1aa6ee18520c3ddf9cc546fc0d6cfc907b927c4907b39ac90b0f306be9477398
- MD5 90eeb4ecd6bdabd4cf53b793f7440cd2
- SHA1 8e9a0d7ff5a705b17e3b81c4e3b08f0dd5c51108
- SHA512 54bd1780496f771993b7bc39f1375eb340f0f7960c53bda849a6e5ae116c9775f33a869a9170c2e4b87118a526c6b7abcd2d56a6ffc2184831b33e7024a97e2b
- TLSH T1D551D1034F875F2BD11547336A3AE759E770BD11A719C60E9280D2BB7CB98808E9EE15
- MD5 SHA1 SHA512 TLSH