Analysis
- max time kernel
148s - max time network
141s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
16/09/2026, 12:35
Static task
static1
Behavioral task
behavioral1
Sample
messages_ZxFWl.xlsx
Resource
win10v2004-20260911-en
4 signatures
150 seconds
Behavioral task
behavioral2
Sample
messages_ZxFWl.xlsx
Resource
win11ltsc2024-20260911-en
5 signatures
150 seconds
General
- Target messages_ZxFWl.xlsx
- Size 22KB
- Sample260916-psfbksbm2x
- SHA256 d89edcd89b6d5e14b2c23f6cf0e45171dfb423364a08ab576a7ce3fc22df21b1
- MD5 dd439d427cd23e5397386aa45b4ca0dd
- SHA1 2dd29847d9dc56b404d6d676b1b2ab94cde5fc93
- SHA512 b921efc23630066af72c80115b82c0120b36afbca61219cd506702e29bd907dd69fc561c74653e0ba765f7133d66811f633373f8dc65a0a3459dc528e35fb748
- SSDEEP 384:6w79aN3PUpf/9OWtKVnlAdnrGry0Uffzlq+N/FuSOBA9cPnRCY8utsJYKytRZBci:f7sJPUX90nlqyXAfzlOBA9cPnH8YsJY9
- TLSH T1F3A2D028BDDA4DF5CA2B1377B34C0ED58A85A4824E0368C6FF41A3A15AED9D8133D14D
- 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\ProcessorNameString EXCEL.EXE Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz 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 4880 EXCEL.EXE - Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 4880 EXCEL.EXE 4880 EXCEL.EXE - Suspicious use of SetWindowsHookEx 13 IoCs
pid Process 4880 EXCEL.EXE 4880 EXCEL.EXE 4880 EXCEL.EXE 4880 EXCEL.EXE 4880 EXCEL.EXE 4880 EXCEL.EXE 4880 EXCEL.EXE 4880 EXCEL.EXE 4880 EXCEL.EXE 4880 EXCEL.EXE 4880 EXCEL.EXE 4880 EXCEL.EXE 4880 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\messages_ZxFWl.xlsx"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
PID:4880
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 819edffb7b968f2007e08fca92d0120b37b2a771e63ef083b36185ad73d3d60a
- MD5 d837c109c49c71800c89cd05e4f72ebf
- SHA1 981be2f2a67fb322d49459a84ff9c393a1a26957
- SHA512 d0c7d4828bbcb3e0f286ff755d1e8dee3dda20847dc5d38a9c1b2e200d8d4a70b91fd63f57179280d97af6eaf093c40a6c2737b520112c7c30911b7db74005cf
- TLSH T1C321F3114DE30E1FD82983763B3A474BE2307F46B610A76ED589212B6FA54408C8DE5B
- MD5 SHA1 SHA512 TLSH