Analysis
- max time kernel
149s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
05/08/2026, 04:32
Static task
static1
Behavioral task
behavioral1
Sample
attachment20260805-1169-muhx20.xlsx
Resource
win10v2004-20260513-en
4 signatures
150 seconds
Behavioral task
behavioral2
Sample
attachment20260805-1169-muhx20.xlsx
Resource
win11ltsc2024-20260709-en
4 signatures
150 seconds
General
- Target attachment20260805-1169-muhx20.xlsx
- Size 17KB
- Sample260805-e5y94syblf
- 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\SystemSKU EXCEL.EXE Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily EXCEL.EXE - Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 4592 EXCEL.EXE - Suspicious use of SetWindowsHookEx 12 IoCs
pid Process 4592 EXCEL.EXE 4592 EXCEL.EXE 4592 EXCEL.EXE 4592 EXCEL.EXE 4592 EXCEL.EXE 4592 EXCEL.EXE 4592 EXCEL.EXE 4592 EXCEL.EXE 4592 EXCEL.EXE 4592 EXCEL.EXE 4592 EXCEL.EXE 4592 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\attachment20260805-1169-muhx20.xlsx"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:4592
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 3KB
- SHA256 bd6d35c35afbb86132c908cf69c07dd2a71ec275a89cd65763b71da2458d8805
- MD5 9f575b74db6baeb016bb28d2dc151a0f
- SHA1 8fff4f7c79a294879025fce978569a73d0555ad0
- SHA512 e2f9f132e2b273c30b8c0b64866ecbebc6993a9659cc1eb016bde45e16c06b44291af72d2f5d1ed660af0305105c0248f07a712c27c22dce2c27ad0379ef94cb
- TLSH T18F61E04217CB1B7BF038877A6637075FE6707C13A715435D2288525F2CB9A00AE6DB6B
- MD5 SHA1 SHA512 TLSH