Analysis
- max time kernel
148s - max time network
135s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
04/08/2026, 17:10
Static task
static1
Behavioral task
behavioral1
Sample
attachment20260804-750-iwkjib.xlsx
Resource
win10v2004-20260513-en
4 signatures
150 seconds
Behavioral task
behavioral2
Sample
attachment20260804-750-iwkjib.xlsx
Resource
win11ltsc2024-20260709-en
4 signatures
150 seconds
General
- Target attachment20260804-750-iwkjib.xlsx
- Size 17KB
- Sample260804-vppczawang
- 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 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 Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 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 5676 EXCEL.EXE - Suspicious use of SetWindowsHookEx 13 IoCs
pid Process 5676 EXCEL.EXE 5676 EXCEL.EXE 5676 EXCEL.EXE 5676 EXCEL.EXE 5676 EXCEL.EXE 5676 EXCEL.EXE 5676 EXCEL.EXE 5676 EXCEL.EXE 5676 EXCEL.EXE 5676 EXCEL.EXE 5676 EXCEL.EXE 5676 EXCEL.EXE 5676 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\attachment20260804-750-iwkjib.xlsx"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:5676
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 1a633ded5f0a49b7f61d9900fb10a4fb361adeb931f5f489128cf1c298916435
- MD5 9d39872ac361cb2b0fd1780b10793648
- SHA1 66ab06b3ea07e5b379b9e8d8bd110d3b3357efc4
- SHA512 3dc8e2ee4c034e3853b93022d9fa1460ddaac8d20627b6a78bd11c490c3b4723e2011d8f212c0a7f96ca3df6a7f954048d9d160f158081b4b831e16a888515c0
- TLSH T1175103021E8B1F5BE16147332F374724D730BC17AE41965DA688E31F3EF5AA48A4ED19
- MD5 SHA1 SHA512 TLSH