Analysis
- max time kernel
148s - max time network
146s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
25/09/2026, 15:48
Static task
static1
Behavioral task
behavioral1
Sample
attachment20260925-764-kzrxvb.xlsx
Resource
win10v2004-20260911-en
4 signatures
150 seconds
Behavioral task
behavioral2
Sample
attachment20260925-764-kzrxvb.xlsx
Resource
win11ltsc2024-20260911-en
4 signatures
150 seconds
General
- Target attachment20260925-764-kzrxvb.xlsx
- Size 17KB
- Sample260925-s8rlbszdpg
- 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 4312 EXCEL.EXE - Suspicious use of SetWindowsHookEx 13 IoCs
pid Process 4312 EXCEL.EXE 4312 EXCEL.EXE 4312 EXCEL.EXE 4312 EXCEL.EXE 4312 EXCEL.EXE 4312 EXCEL.EXE 4312 EXCEL.EXE 4312 EXCEL.EXE 4312 EXCEL.EXE 4312 EXCEL.EXE 4312 EXCEL.EXE 4312 EXCEL.EXE 4312 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\attachment20260925-764-kzrxvb.xlsx"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:4312
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 4d2b5d8bfa322591fac6adc5f18649f02439fe9564634655683a2532a1ad355e
- MD5 7e68d9243504fac8291c9c5ef1623160
- SHA1 3ba443768a7611da1797f059076e9f16d4b41909
- SHA512 658f37bcc6f19346ea73bf917e9f2e225ae212a0109eadbab35254bf7f7911997222a4529052bd5396bfabb35e36b9a06968690e37b7c29a710ac84f93111fb5
- TLSH T1AB21E2414E834B1AC22047333B6A9356E674BC129B29E30DA688617B3FA49508E9EE1D
- MD5 SHA1 SHA512 TLSH