Analysis
- max time kernel
148s - max time network
153s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
02/08/2026, 21:52
Static task
static1
Behavioral task
behavioral1
Sample
attachment20260802-1169-ya3nk4.xlsx
Resource
win10v2004-20260513-en
4 signatures
150 seconds
Behavioral task
behavioral2
Sample
attachment20260802-1169-ya3nk4.xlsx
Resource
win11ltsc2024-20260709-en
4 signatures
150 seconds
General
- Target attachment20260802-1169-ya3nk4.xlsx
- Size 17KB
- Sample260802-1q284ssfkh
- 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 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 5800 EXCEL.EXE - Suspicious use of SetWindowsHookEx 13 IoCs
pid Process 5800 EXCEL.EXE 5800 EXCEL.EXE 5800 EXCEL.EXE 5800 EXCEL.EXE 5800 EXCEL.EXE 5800 EXCEL.EXE 5800 EXCEL.EXE 5800 EXCEL.EXE 5800 EXCEL.EXE 5800 EXCEL.EXE 5800 EXCEL.EXE 5800 EXCEL.EXE 5800 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\attachment20260802-1169-ya3nk4.xlsx"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:5800
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 653B
- SHA256 7076f25d3d1eec2fa6a82a4b1e858bfe0c20e20da94289db0b9f80a7b9cbfcc6
- MD5 1957811d31cc68d76ed7046d750010f2
- SHA1 99bb007d3ebc4932112f7e36cac9338eb50b3de0
- SHA512 4e52f5feb6a10c695b07e0f911dca10c5e46753d667c9fd9739aedea5e137389dd298efa0670f7203ab96d1968ec465dcec4806f45adfbd4d55ff5753a402572
- TLSH T116F081020F570656D4D04331163E834E8B30BC516E39EB5EE254563F2D61851C54F7A7
- MD5 SHA1 SHA512 TLSH