Analysis
- max time kernel
148s - max time network
150s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
05/08/2026, 15:14
Static task
static1
Behavioral task
behavioral1
Sample
attachment20260805-1169-mn5k09.xlsx
Resource
win10v2004-20260513-en
4 signatures
150 seconds
Behavioral task
behavioral2
Sample
attachment20260805-1169-mn5k09.xlsx
Resource
win11ltsc2024-20260709-en
4 signatures
150 seconds
General
- Target attachment20260805-1169-mn5k09.xlsx
- Size 17KB
- Sample260805-smbyrazbph
- 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 4148 EXCEL.EXE - Suspicious use of SetWindowsHookEx 13 IoCs
pid Process 4148 EXCEL.EXE 4148 EXCEL.EXE 4148 EXCEL.EXE 4148 EXCEL.EXE 4148 EXCEL.EXE 4148 EXCEL.EXE 4148 EXCEL.EXE 4148 EXCEL.EXE 4148 EXCEL.EXE 4148 EXCEL.EXE 4148 EXCEL.EXE 4148 EXCEL.EXE 4148 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-mn5k09.xlsx"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:4148
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\1BT7XVE1S09703BGJ1A4.temp
- Size 1KB
- SHA256 b3fd390980c2cf9eece08e6a93c4dc9afee3eb9ab58392f46f243ccda48a3306
- MD5 0ee8022738fb6405f8ae0f387628fe75
- SHA1 948561ceb84bf44eec0e39fbcd6a9015d09c4c4c
- SHA512 b2589f3366654b7c2d2a2177a272a0c5087fbbe5609044c89c1e9185e4341324127ae87baa14cc068e8fe94e0cdce86a07d965fa15c4d314bfd1091d005ec4e0
- TLSH T1CE41E2011FAB0F5BD06247B51F2A5726F730B903FB10E72D5748216F7DB3A80498DA16
- MD5 SHA1 SHA512 TLSH