Analysis
- max time kernel
148s - max time network
143s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260710-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
29/07/2026, 09:32
Static task
static1
Behavioral task
behavioral1
Sample
attachment20260729-750-nyell3.xlsx
Resource
win10v2004-20260513-en
5 signatures
150 seconds
Behavioral task
behavioral2
Sample
attachment20260729-750-nyell3.xlsx
Resource
win11ltsc2024-20260710-en
5 signatures
150 seconds
General
- Target attachment20260729-750-nyell3.xlsx
- Size 114KB
- Sample260729-lhltts1amd
- 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 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 1556 EXCEL.EXE - Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 1556 EXCEL.EXE 1556 EXCEL.EXE - Suspicious use of SetWindowsHookEx 13 IoCs
pid Process 1556 EXCEL.EXE 1556 EXCEL.EXE 1556 EXCEL.EXE 1556 EXCEL.EXE 1556 EXCEL.EXE 1556 EXCEL.EXE 1556 EXCEL.EXE 1556 EXCEL.EXE 1556 EXCEL.EXE 1556 EXCEL.EXE 1556 EXCEL.EXE 1556 EXCEL.EXE 1556 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\attachment20260729-750-nyell3.xlsx"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
PID:1556
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 e2e8f310ebda5e23803297f53f226a998c4794b16c9061d68a1608ff6ed8dded
- MD5 8bce7139a11b1b41097cbeb67ff19a4b
- SHA1 5eb49bd048e3659bdb2ef367e6f43481b9e3716a
- SHA512 3a94692bdf8833bf94b19eb5d84be92722f3436f8afcc762e636b794745f967beab04484a31868af5bead4f5d2974c01319ef59b4a06eda837a6ad278458fa8f
- TLSH T15E51E2421A9B0A1FC03547766B3A879DDB707A01D724930EA586615EBCBF100CE6DF6E
- MD5 SHA1 SHA512 TLSH