Analysis
- max time kernel
148s - max time network
137s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
02/10/2026, 06:14
Static task
static1
Behavioral task
behavioral1
Sample
attachment20261002-761-bonunc.xlsx
Resource
win10v2004-20260911-en
4 signatures
150 seconds
Behavioral task
behavioral2
Sample
attachment20261002-761-bonunc.xlsx
Resource
win11ltsc2024-20260911-en
5 signatures
150 seconds
General
- Target attachment20261002-761-bonunc.xlsx
- Size 114KB
- Sample261002-gzbb7styc1
- 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 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 4536 EXCEL.EXE - Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 4536 EXCEL.EXE 4536 EXCEL.EXE - Suspicious use of SetWindowsHookEx 13 IoCs
pid Process 4536 EXCEL.EXE 4536 EXCEL.EXE 4536 EXCEL.EXE 4536 EXCEL.EXE 4536 EXCEL.EXE 4536 EXCEL.EXE 4536 EXCEL.EXE 4536 EXCEL.EXE 4536 EXCEL.EXE 4536 EXCEL.EXE 4536 EXCEL.EXE 4536 EXCEL.EXE 4536 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\attachment20261002-761-bonunc.xlsx"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
PID:4536
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\CNLVVXNBOL93Y9A2D619.temp
- Size 1KB
- SHA256 1b2eb6c88d2fb23553668ee58643ff659590f2f6f61daeb2c715373efaf51a1c
- MD5 0107304d8c669e10d4692fa06cd4dc07
- SHA1 2244c0dfe1b3fa86844db90dac775727e53a7644
- SHA512 bcec695984e377769376620eeb438982fc78a788db69cf18d5b76ebea9e2d99adcf1be0d08b8e8f384f9758c77274cc7fdb0fe1a1b8f1bf2a4a0d5445a747eb0
- TLSH T1BA21C0430D525BABE05017B75226875EDB3878438715560EDA88673B2DA68408B0CED6
- MD5 SHA1 SHA512 TLSH