Analysis
- max time kernel
148s - max time network
146s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
09/08/2026, 10:32
Static task
static1
Behavioral task
behavioral1
Sample
attachment20260809-750-w41u84.xlsx
Resource
win10v2004-20260513-en
4 signatures
150 seconds
Behavioral task
behavioral2
Sample
attachment20260809-750-w41u84.xlsx
Resource
win11ltsc2024-20260709-en
5 signatures
150 seconds
General
- Target attachment20260809-750-w41u84.xlsx
- Size 114KB
- Sample260809-mkx6bay1hs
- 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 5892 EXCEL.EXE - Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 5892 EXCEL.EXE 5892 EXCEL.EXE - Suspicious use of SetWindowsHookEx 15 IoCs
pid Process 5892 EXCEL.EXE 5892 EXCEL.EXE 5892 EXCEL.EXE 5892 EXCEL.EXE 5892 EXCEL.EXE 5892 EXCEL.EXE 5892 EXCEL.EXE 5892 EXCEL.EXE 5892 EXCEL.EXE 5892 EXCEL.EXE 5892 EXCEL.EXE 5892 EXCEL.EXE 5892 EXCEL.EXE 5892 EXCEL.EXE 5892 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\attachment20260809-750-w41u84.xlsx"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
PID:5892
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 de5f9f8efa4a09c7ba6d5a4a5eefbb41b0906c404255dcb7e516a8d64d37400a
- MD5 6bf40ad6d6d5452db8849877d79199f2
- SHA1 fcfb6e808b7203b7dde0a105131a191a28c203b0
- SHA512 fcca6ec8c629de2b2236078f75032b76a178930da964583636c1bc36ff873a5aff5d0243203031fc1e83633b283f1ec946a3d8937a1873365e437a3eb8d9c150
- TLSH T1985114030A8B1F5FD15087772F3B4739D3307D17AA21864DA788511FAE65550C98DE6A
- MD5 SHA1 SHA512 TLSH