Analysis
- max time kernel
148s - max time network
152s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260710-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
21/08/2026, 12:52
Static task
static1
Behavioral task
behavioral1
Sample
attachment20260821-201340-17yok8.xlsx
Resource
win10v2004-20260513-en
5 signatures
150 seconds
Behavioral task
behavioral2
Sample
attachment20260821-201340-17yok8.xlsx
Resource
win11ltsc2024-20260710-en
5 signatures
150 seconds
General
- Target attachment20260821-201340-17yok8.xlsx
- Size 114KB
- Sample260821-p33jvsvsaz
- 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 1156 EXCEL.EXE - Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 1156 EXCEL.EXE 1156 EXCEL.EXE - Suspicious use of SetWindowsHookEx 22 IoCs
pid Process 1156 EXCEL.EXE 1156 EXCEL.EXE 1156 EXCEL.EXE 1156 EXCEL.EXE 1156 EXCEL.EXE 1156 EXCEL.EXE 1156 EXCEL.EXE 1156 EXCEL.EXE 1156 EXCEL.EXE 1156 EXCEL.EXE 1156 EXCEL.EXE 1156 EXCEL.EXE 1156 EXCEL.EXE 1156 EXCEL.EXE 1156 EXCEL.EXE 1156 EXCEL.EXE 1156 EXCEL.EXE 1156 EXCEL.EXE 1156 EXCEL.EXE 1156 EXCEL.EXE 1156 EXCEL.EXE 1156 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\attachment20260821-201340-17yok8.xlsx"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
PID:1156
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 0b87c5a9122b7af0a946380e443abe4937798a7afedbcabc28b7bde0bf44cfea
- MD5 3e6291deb3f67a56186d344315d96f5e
- SHA1 23150ec084469ffebf3311bbda288ed881e50118
- SHA512 e7ed56401d7eed2603e3fbb4f114b2b0b739a9e428ad2fb557899ca33e30c288cb2c3e7995b7ed350a1f62c45c532c7427d84f23df363d0f2a7204cbe4bc6c14
- TLSH T1E6512121164B0F17E42487F13F558716D330BE23B72AC91DE2C5501FBD62250CEA8B7A
- MD5 SHA1 SHA512 TLSH