Analysis
- max time kernel
148s - max time network
133s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
08/08/2026, 08:50
Static task
static1
Behavioral task
behavioral1
Sample
attachment20260808-750-x1yjen.xlsx
Resource
win10v2004-20260513-en
4 signatures
150 seconds
Behavioral task
behavioral2
Sample
attachment20260808-750-x1yjen.xlsx
Resource
win11ltsc2024-20260709-en
4 signatures
150 seconds
General
- Target attachment20260808-750-x1yjen.xlsx
- Size 17KB
- Sample260808-krk38axsdw
- 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 4592 EXCEL.EXE - Suspicious use of SetWindowsHookEx 15 IoCs
pid Process 4592 EXCEL.EXE 4592 EXCEL.EXE 4592 EXCEL.EXE 4592 EXCEL.EXE 4592 EXCEL.EXE 4592 EXCEL.EXE 4592 EXCEL.EXE 4592 EXCEL.EXE 4592 EXCEL.EXE 4592 EXCEL.EXE 4592 EXCEL.EXE 4592 EXCEL.EXE 4592 EXCEL.EXE 4592 EXCEL.EXE 4592 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\attachment20260808-750-x1yjen.xlsx"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:4592
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 2KB
- SHA256 816f99da4ce124f2f0f0d101f7f007a4853826172651e6fb91884fe2cfd4b422
- MD5 1b1c945260dc14c91c25a077cf97ae24
- SHA1 a454340405bc81ccaf1ee5465c3b8ffb1c33d20c
- SHA512 3095fb9b87dab076a0f89d79c58b21dca7f0c36bc4bda8bee1e9dd251ae1bcf6b0129ecd968887df03c79d8a4cb9b0164e47e591f1e7192fb687e00a94a32291
- TLSH T180510D015A574B2AD12483736F3A8767E338BC17D724860FA584622FAFB55408D4DF7E
- MD5 SHA1 SHA512 TLSH