Analysis
- max time kernel
149s - max time network
152s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
20/08/2026, 10:16
Static task
static1
Behavioral task
behavioral1
Sample
attachment20260820-1186-wy3ymx.xlsx
Resource
win10v2004-20260513-en
5 signatures
150 seconds
Behavioral task
behavioral2
Sample
attachment20260820-1186-wy3ymx.xlsx
Resource
win11ltsc2024-20260709-en
5 signatures
150 seconds
General
- Target attachment20260820-1186-wy3ymx.xlsx
- Size 114KB
- Sample260820-mas4lsal4v
- 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 4340 EXCEL.EXE - Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 4340 EXCEL.EXE 4340 EXCEL.EXE - Suspicious use of SetWindowsHookEx 13 IoCs
pid Process 4340 EXCEL.EXE 4340 EXCEL.EXE 4340 EXCEL.EXE 4340 EXCEL.EXE 4340 EXCEL.EXE 4340 EXCEL.EXE 4340 EXCEL.EXE 4340 EXCEL.EXE 4340 EXCEL.EXE 4340 EXCEL.EXE 4340 EXCEL.EXE 4340 EXCEL.EXE 4340 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\attachment20260820-1186-wy3ymx.xlsx"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
PID:4340
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 3KB
- SHA256 dd7fa800ac0ac0e32e98ff5a3c84a13f4c59ee2c15b6e655bf648dc862739d05
- MD5 337b67897605218e3557a5368583dc76
- SHA1 d1dd94bd098f07207ccd62726a1eeb00f754b4df
- SHA512 51b063b004371a86e4cc9f44f10abbfa434001466908d65d1e72c8a7782ac11beedfd759ecb1ba986b35d0e303b05983bcb9fa41d35778942bbfd35c5d82e234
- TLSH T1515103022A9B1F6FC2394673693AA7D9EB70FC11A600971EE681D03E3D75900D95DA3F
- MD5 SHA1 SHA512 TLSH