Analysis
- max time kernel
150s - max time network
146s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
24/07/2026, 10:20
Static task
static1
Behavioral task
behavioral1
Sample
attachment20260724-159293-91fc0k.xlsx
Resource
win10v2004-20260513-en
4 signatures
150 seconds
Behavioral task
behavioral2
Sample
attachment20260724-159293-91fc0k.xlsx
Resource
win11ltsc2024-20260709-en
4 signatures
150 seconds
General
- Target attachment20260724-159293-91fc0k.xlsx
- Size 17KB
- Sample260724-mc4ccsck9v
- 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 5388 EXCEL.EXE - Suspicious use of SetWindowsHookEx 13 IoCs
pid Process 5388 EXCEL.EXE 5388 EXCEL.EXE 5388 EXCEL.EXE 5388 EXCEL.EXE 5388 EXCEL.EXE 5388 EXCEL.EXE 5388 EXCEL.EXE 5388 EXCEL.EXE 5388 EXCEL.EXE 5388 EXCEL.EXE 5388 EXCEL.EXE 5388 EXCEL.EXE 5388 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\attachment20260724-159293-91fc0k.xlsx"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:5388
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 7114ab960349a77970b90f342f5016bbc61b8dc3530984acbfe2485b7d270eb4
- MD5 9e450a92b1b1ac4120351d9e8b08f16a
- SHA1 a634f5810b79e8fdb81a4d1a4968ed76397d2226
- SHA512 d07a8ac1c067b86d831013eaf1a2bd95f01214a2c2399a4b014f28a09a83bd19d66cc0eb5ddf855a98ab183971ff3f4da9d831e5a2276b955a023b63ec8a73be
- TLSH T1F14110531E971F1FE1E2813A523E8F59D73076B2A291C22E79C1522F3D61C108B99B2A
- MD5 SHA1 SHA512 TLSH