Analysis
- max time kernel
148s - max time network
130s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
07/08/2026, 02:00
Static task
static1
Behavioral task
behavioral1
Sample
attachment20260807-1169-siunx8.xlsx
Resource
win10v2004-20260513-en
4 signatures
150 seconds
Behavioral task
behavioral2
Sample
attachment20260807-1169-siunx8.xlsx
Resource
win11ltsc2024-20260709-en
5 signatures
150 seconds
General
- Target attachment20260807-1169-siunx8.xlsx
- Size 114KB
- Sample260807-cez3lsem61
- SHA256 4fc50abe4214a380c881eb7b71ec71d2ee63a4ce87138e008dbe800a298df280
- MD5 bb6322859e1cc993ffe60eb2325d9495
- SHA1 7d6387b3c3748b33ea33d61963004fe4c601676a
- SHA512 72148e5dcc2d6a1d28e941a846cd9c700086bb8f3fe0f1460b88086eca7201982a0705db45d6667665ef6b643798bcf1b21223949a2d4f05052c03cdf08f79fb
- SSDEEP 1536:klYSVNHKTVOPDkU2EKA4HDSFHeEQHCr46pkwY9nA4USn9RcLHvs5dOF+RKwm+nuj:kxVNHKTVQYUkEQoYNJ90HvEkF+D/nH4n
- TLSH T17FB361988C7AA00DD0773FB49BB6A095E771F6A13F0E5E1B02AC74741EAEC39D781445
- 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 5992 EXCEL.EXE - Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 5992 EXCEL.EXE 5992 EXCEL.EXE - Suspicious use of SetWindowsHookEx 13 IoCs
pid Process 5992 EXCEL.EXE 5992 EXCEL.EXE 5992 EXCEL.EXE 5992 EXCEL.EXE 5992 EXCEL.EXE 5992 EXCEL.EXE 5992 EXCEL.EXE 5992 EXCEL.EXE 5992 EXCEL.EXE 5992 EXCEL.EXE 5992 EXCEL.EXE 5992 EXCEL.EXE 5992 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\attachment20260807-1169-siunx8.xlsx"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
PID:5992
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 c8c3dcaddf0c2a89c632e89d7d8ccd055422e014535310fbcd95286a1a41cb30
- MD5 cbe3139603db0bb1d51cae4ae2138ba0
- SHA1 ad2750748d7ae4f4f9273e5f49581138458175c3
- SHA512 5ab89d43c2b48517c62f3dcc2024e20c5837aa4d1b9bc0702d9baff70c8e7fa6e32b0e9cd1f5b3cd68e08ff95f9de000532770154938c809c6b38ca2efa4aa90
- TLSH T11321160119AB1E57E0A64672363E674BEF30FE019B14568E9341E43B2DB5510D98DB2F
- MD5 SHA1 SHA512 TLSH