Analysis
- max time kernel
148s - max time network
149s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
04/08/2026, 15:16
Static task
static1
Behavioral task
behavioral1
Sample
attachment20260804-750-nk6v5b.xlsx
Resource
win10v2004-20260513-en
5 signatures
150 seconds
Behavioral task
behavioral2
Sample
attachment20260804-750-nk6v5b.xlsx
Resource
win11ltsc2024-20260709-en
5 signatures
150 seconds
General
- Target attachment20260804-750-nk6v5b.xlsx
- Size 114KB
- Sample260804-snfckatblb
- 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 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 1060 EXCEL.EXE - Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 1060 EXCEL.EXE 1060 EXCEL.EXE - Suspicious use of SetWindowsHookEx 13 IoCs
pid Process 1060 EXCEL.EXE 1060 EXCEL.EXE 1060 EXCEL.EXE 1060 EXCEL.EXE 1060 EXCEL.EXE 1060 EXCEL.EXE 1060 EXCEL.EXE 1060 EXCEL.EXE 1060 EXCEL.EXE 1060 EXCEL.EXE 1060 EXCEL.EXE 1060 EXCEL.EXE 1060 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\attachment20260804-750-nk6v5b.xlsx"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
PID:1060
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 1KB
- SHA256 f35505a4bf4e07ec8df044298b8d42242105bb74bbdbdd19d82028bb51c84463
- MD5 6e65cb78ff5af48a8cdf4fe23712cc0a
- SHA1 9ff38063cb83be8ad9ab1bded607764361c98c3a
- SHA512 b9962e5879bd5ded6040c7ff6fa8a81a13beafa87bfdeca30b3f2b21e928e480a7fca674d4b557a8cb9fc0394e5397f2ff591ac76f6fa1c8d3b631c5a51ee870
- TLSH T1532126130A8F0B2FD15446396B3B938ADB34F9729708520E55C46C1F2DB1C514944B2B
- MD5 SHA1 SHA512 TLSH