Analysis
- max time kernel
148s - max time network
129s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
05/09/2026, 04:28
Static task
static1
Behavioral task
behavioral1
Sample
attachment20260905-1106-tc75kc.xlsx
Resource
win10v2004-20260513-en
4 signatures
150 seconds
Behavioral task
behavioral2
Sample
attachment20260905-1106-tc75kc.xlsx
Resource
win11ltsc2024-20260709-en
4 signatures
150 seconds
General
- Target attachment20260905-1106-tc75kc.xlsx
- Size 17KB
- Sample260905-e3pb5awhjg
- 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 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 5144 EXCEL.EXE - Suspicious use of SetWindowsHookEx 13 IoCs
pid Process 5144 EXCEL.EXE 5144 EXCEL.EXE 5144 EXCEL.EXE 5144 EXCEL.EXE 5144 EXCEL.EXE 5144 EXCEL.EXE 5144 EXCEL.EXE 5144 EXCEL.EXE 5144 EXCEL.EXE 5144 EXCEL.EXE 5144 EXCEL.EXE 5144 EXCEL.EXE 5144 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\attachment20260905-1106-tc75kc.xlsx"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:5144
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\WSNNB56NXQ4429Z5RGH8.temp
- Size 1KB
- SHA256 356da3993cc2fcf9aa0453196288a916412d61d075f76feeb71c8f08288fec55
- MD5 de2c27509cb045e5f157d769f709520e
- SHA1 edc402ccfb2f028f9d15f23267ff88b769af0a07
- SHA512 31cc2a52fe2c46246c262066d432f08c48421af5319bf48227cc500952a097203f5773937a33354f275c02e72ecd3e3f4fb0a67289067fce425c2521104ac2f3
- TLSH T1AD21F31257D70F9EE03842BA4F7B8755D330BD079B08C11E5184931BBD69551EE5CE39
- MD5 SHA1 SHA512 TLSH