Analysis
- max time kernel
148s - max time network
151s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
01/08/2026, 02:48
Static task
static1
Behavioral task
behavioral1
Sample
attachment20260801-750-bns0ac.xlsx
Resource
win10v2004-20260513-en
4 signatures
150 seconds
Behavioral task
behavioral2
Sample
attachment20260801-750-bns0ac.xlsx
Resource
win11ltsc2024-20260709-en
4 signatures
150 seconds
General
- Target attachment20260801-750-bns0ac.xlsx
- Size 114KB
- Sample260801-dae3bace44
- 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 5996 EXCEL.EXE - Suspicious use of SetWindowsHookEx 13 IoCs
pid Process 5996 EXCEL.EXE 5996 EXCEL.EXE 5996 EXCEL.EXE 5996 EXCEL.EXE 5996 EXCEL.EXE 5996 EXCEL.EXE 5996 EXCEL.EXE 5996 EXCEL.EXE 5996 EXCEL.EXE 5996 EXCEL.EXE 5996 EXCEL.EXE 5996 EXCEL.EXE 5996 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\attachment20260801-750-bns0ac.xlsx"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:5996
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 7784f2cd5b7f146fdfc7e44e3fc0a79134fa4bd35faa5ecaa52b4b65904a80d6
- MD5 a558867fbd286931c9918083f95ef903
- SHA1 59da7c5b40a19e6e8953e01e2a96a6e89bf80b61
- SHA512 75d8079887e25b385463614e70252056b841cf90dbf8ce9c79e4bd49b6cb9c43d04cfeadc20dcc8c76508519c61a18038f11583a1fd9475f846096c18dc73824
- TLSH T1C321F0011BDB4F66D07406F71A3A8B49FB20BE02DB2493AE55C4611B3CB1C80CEAD65F
- MD5 SHA1 SHA512 TLSH