Analysis
- max time kernel
148s - max time network
149s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
23/07/2026, 00:28
Static task
static1
Behavioral task
behavioral1
Sample
attachment20260723-752-cnrsnu.xlsx
Resource
win10v2004-20260513-en
4 signatures
150 seconds
Behavioral task
behavioral2
Sample
attachment20260723-752-cnrsnu.xlsx
Resource
win11ltsc2024-20260709-en
4 signatures
150 seconds
General
- Target attachment20260723-752-cnrsnu.xlsx
- Size 17KB
- Sample260723-ascs5attfx
- 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\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 3204 EXCEL.EXE - Suspicious use of SetWindowsHookEx 15 IoCs
pid Process 3204 EXCEL.EXE 3204 EXCEL.EXE 3204 EXCEL.EXE 3204 EXCEL.EXE 3204 EXCEL.EXE 3204 EXCEL.EXE 3204 EXCEL.EXE 3204 EXCEL.EXE 3204 EXCEL.EXE 3204 EXCEL.EXE 3204 EXCEL.EXE 3204 EXCEL.EXE 3204 EXCEL.EXE 3204 EXCEL.EXE 3204 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\attachment20260723-752-cnrsnu.xlsx"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:3204
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 1KB
- SHA256 f20dd18e8ef4351dfe23bfa9fd63a092e6966edcb6e8a26dbb4c4164afbce111
- MD5 a1879d5aaa0928af89e203b47eb40ab6
- SHA1 c703bb07b2140cff5cd714edc4703b139a81c0d5
- SHA512 dcb463ebcd2802cf1e40a8410dff2278dd2b6e9e17063854141d68af2e411cfeb748892e2fb723702f73acc73b0e81313a8fa6de657a0553c2ff44a2aa9a56be
- TLSH T15231ED0109865F6BE46183B12F3A4726D730B90BBE019B1F9684221E3DA1990C91DD66
- MD5 SHA1 SHA512 TLSH