Analysis
- max time kernel
148s - max time network
131s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
02/10/2026, 12:22
Static task
static1
Behavioral task
behavioral1
Sample
attachment20261002-761-4brbef.xlsx
Resource
win10v2004-20260911-en
5 signatures
150 seconds
Behavioral task
behavioral2
Sample
attachment20261002-761-4brbef.xlsx
Resource
win11ltsc2024-20260911-en
5 signatures
150 seconds
General
- Target attachment20261002-761-4brbef.xlsx
- Size 114KB
- Sample261002-pjwbfa1emb
- 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 5604 EXCEL.EXE - Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 5604 EXCEL.EXE 5604 EXCEL.EXE - Suspicious use of SetWindowsHookEx 15 IoCs
pid Process 5604 EXCEL.EXE 5604 EXCEL.EXE 5604 EXCEL.EXE 5604 EXCEL.EXE 5604 EXCEL.EXE 5604 EXCEL.EXE 5604 EXCEL.EXE 5604 EXCEL.EXE 5604 EXCEL.EXE 5604 EXCEL.EXE 5604 EXCEL.EXE 5604 EXCEL.EXE 5604 EXCEL.EXE 5604 EXCEL.EXE 5604 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\attachment20261002-761-4brbef.xlsx"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
PID:5604
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\7VR5LY3ISJKQADO7DM8T.temp
- Size 1KB
- SHA256 e7ed3c9b24e01ede6d8b2bdf3b77d30bd3439bf4456f91cac7669e97ebe98281
- MD5 ba1387a158474877f4f0bb5868eae19b
- SHA1 4feb30fa2d7bb7ba8e86f7124fa5b6ac062510d2
- SHA512 e29b4efba194b0671c2983ce99cb353434fbb4b45ecc470f47dcdb7a6c544190da27592ce9c582edf97ec89804be709321f8299a9d1e1f162b56a6ed02881bb0
- TLSH T17021DD021AD70E1AD421C276BA3A8717D6347E119E80227FE194913FADA9A00CD8CB67
- MD5 SHA1 SHA512 TLSH