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
02/08/2026, 01:34
Static task
static1
Behavioral task
behavioral1
Sample
attachment20260802-750-rfkthv.xlsx
Resource
win10v2004-20260513-en
4 signatures
150 seconds
Behavioral task
behavioral2
Sample
attachment20260802-750-rfkthv.xlsx
Resource
win11ltsc2024-20260710-en
4 signatures
150 seconds
General
- Target attachment20260802-750-rfkthv.xlsx
- Size 17KB
- Sample260802-by4dpsbd58
- 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 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 4600 EXCEL.EXE - Suspicious use of SetWindowsHookEx 12 IoCs
pid Process 4600 EXCEL.EXE 4600 EXCEL.EXE 4600 EXCEL.EXE 4600 EXCEL.EXE 4600 EXCEL.EXE 4600 EXCEL.EXE 4600 EXCEL.EXE 4600 EXCEL.EXE 4600 EXCEL.EXE 4600 EXCEL.EXE 4600 EXCEL.EXE 4600 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\attachment20260802-750-rfkthv.xlsx"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:4600
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 749fce54ec4b8fa105c11ce1d84f8b2ea6311828dbed08bcc3b521fbd24a97b9
- MD5 23231649c44bb5e3b1322ce2831e6f91
- SHA1 68ec07dbfb0d5a4a2db6ade0f3aedb8cd41b6f64
- SHA512 1c0f43c6a6c391d803ab96ad154d2ae1ce65d88c5150847e4124841adbcb7b31574a3eabb8ddf205433801aa3844b8d40de1210519758d68a522767fda911791
- TLSH T1F951335107872F3BE1540671E63A8B53ABF0BD26DB59D1CF6248939F2E74A00550EF19
- MD5 SHA1 SHA512 TLSH