Analysis
- max time kernel
148s - max time network
141s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
01/10/2026, 16:30
Static task
static1
Behavioral task
behavioral1
Sample
attachment20261001-757-nonvqb.xlsx
Resource
win10v2004-20260911-en
4 signatures
150 seconds
Behavioral task
behavioral2
Sample
attachment20261001-757-nonvqb.xlsx
Resource
win11ltsc2024-20260911-en
4 signatures
150 seconds
General
- Target attachment20261001-757-nonvqb.xlsx
- Size 17KB
- Sample261001-tzsmpssvb1
- 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 4840 EXCEL.EXE - Suspicious use of SetWindowsHookEx 13 IoCs
pid Process 4840 EXCEL.EXE 4840 EXCEL.EXE 4840 EXCEL.EXE 4840 EXCEL.EXE 4840 EXCEL.EXE 4840 EXCEL.EXE 4840 EXCEL.EXE 4840 EXCEL.EXE 4840 EXCEL.EXE 4840 EXCEL.EXE 4840 EXCEL.EXE 4840 EXCEL.EXE 4840 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\attachment20261001-757-nonvqb.xlsx"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:4840
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\K8240VX1XUG3Y5O4H00U.temp
- Size 4KB
- SHA256 667f9b139e5f446d451469b209b2e83ac385a9efe5dee8d82f3b3abbaeceeb75
- MD5 511a56204968bc28d910fbac64e68dc7
- SHA1 50b0961aee005b40119902d975b047c6b7dd7b23
- SHA512 951b85b61fb4908a09a2ce850c9a9eda20a567380bba48dc4bd2bc635a0366c87268afb0d530a6e2c2965d4fe7bc8c0f2b2c767d101408bd1a793d3b940e4caf
- SSDEEP 96:UmRs6X0BCrnRs1PCr2Rs74CrPa7CrnRsQ18Cr3XRsJ270Cr2HLICrR:Uqs6X0gts1qus7jDaOls4PFsJanaHLTV
- TLSH T19391D00606C70E4AD015C7B66B3D936FD770B911AF10834E7B88A12F6D766418E2EF9E
- MD5 SHA1 SHA512 SSDEEP TLSH