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
11/08/2026, 03:58
Static task
static1
Behavioral task
behavioral1
Sample
attachment20260811-750-jtnbtr.xlsx
Resource
win10v2004-20260513-en
4 signatures
150 seconds
Behavioral task
behavioral2
Sample
attachment20260811-750-jtnbtr.xlsx
Resource
win11ltsc2024-20260709-en
4 signatures
150 seconds
General
- Target attachment20260811-750-jtnbtr.xlsx
- Size 17KB
- Sample260811-ejg4psvhle
- SHA256 0d86fc0a998967a5364e9fc7582f108b01973d90dd0d3d8fd7d55221ed17c47c
- MD5 451c6ea821ad114abafabe447c96c112
- SHA1 473adb6d8657712760af952aa61bf8e1580676a4
- SHA512 5a407331886a5542e7d65952e5e5daf89a2c373d773cc224f8eb809df38ad1879a7b6c0af1a418c6e83d1713dee6488127b5aad615a77bbdbc2f3133f85eec33
- SSDEEP 384:tMyUz/y3kM0B1vMSa1dpH/MRmWZqw0JfX2BtwcGFW:ivzEj0B1vMSa1dpfM770fX2fwcGFW
- TLSH T1F382AE3A96110C61CB1FA4BFD170071A61EB6A9295D633933668E2A839C33D53BEF153
- 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 2900 EXCEL.EXE - Suspicious use of SetWindowsHookEx 13 IoCs
pid Process 2900 EXCEL.EXE 2900 EXCEL.EXE 2900 EXCEL.EXE 2900 EXCEL.EXE 2900 EXCEL.EXE 2900 EXCEL.EXE 2900 EXCEL.EXE 2900 EXCEL.EXE 2900 EXCEL.EXE 2900 EXCEL.EXE 2900 EXCEL.EXE 2900 EXCEL.EXE 2900 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\attachment20260811-750-jtnbtr.xlsx"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:2900
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 9fb0bb6a9f54606dfe2f864871f5a93fef88c7b2c152ec5281599522d9885c8a
- MD5 8f16e3b1064445654a0c9ee35a8fdf47
- SHA1 8e3c012aedf55427575c9a6fa4c9e2705b8af2d5
- SHA512 c5ed02dfcf9cbc52a56be145fe50005e58637a0da4180cf86032fff02a8a23c464a09e930c9e578c88c4f213ceb276eebaa754e27d96ece3f1d90fd057e1f50e
- TLSH T11D512106CB8B2F1AC01842726E3983A5EF31BA11FB14812FB1C4856F7C7A4108A99F5E
- MD5 SHA1 SHA512 TLSH