Analysis
- max time kernel
149s - max time network
139s - platform
windows10-2004_x64 - resource
win10v2004-20260911-en - resource tags
arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
30/09/2026, 00:24
Behavioral task
behavioral1
Sample
attachment20260930-1092870-4ays8y.xlsm
Resource
win10v2004-20260911-en
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
attachment20260930-1092870-4ays8y.xlsm
Resource
win11ltsc2024-20260911-en
8 signatures
150 seconds
General
- Target attachment20260930-1092870-4ays8y.xlsm
- Size 555KB
- Sample260930-ap75vstalc
- SHA256 7dc6e3106413ad883680745af653b737bc9ae0b2d2599eeb7ee45aeea3a4494f
- MD5 39aa1923e02ff1b6ba0730167cc55165
- SHA1 e78df3924af4b8006325a97a0be7722606c8c60f
- SHA512 54a89b3528b9b09ad04c81bb31af3ce09b53a85f4009a38c5827b99c8ed8af84e0ffbbaae3ab02ae8d0a54b07df3f786ee5a92070c347bb2c5bee35367e84c08
- SSDEEP 12288:stqRgLFbA4XUTzCpOrYUsEV3lol/AWkf/SaBQHD:s+gLNITztKExs//MSJ
- TLSH T1F5C42319E3489C28C25F84B8E1DC10E582AB2B51E522F60F3CACB95C5F9D5774ECE399
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Deletes itself 1 TTPs 1 IoCs
pid Process 2068 EXCEL.EXE - 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 - NTFS ADS 1 IoCs
description ioc Process File created C:\Users\Admin\AppData\Local\Temp\32685E00\:Zone.Identifier:$DATA EXCEL.EXE - Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 2068 EXCEL.EXE - Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 2068 EXCEL.EXE 2068 EXCEL.EXE - Suspicious use of SetWindowsHookEx 11 IoCs
pid Process 2068 EXCEL.EXE 2068 EXCEL.EXE 2068 EXCEL.EXE 2068 EXCEL.EXE 2068 EXCEL.EXE 2068 EXCEL.EXE 2068 EXCEL.EXE 2068 EXCEL.EXE 2068 EXCEL.EXE 2068 EXCEL.EXE 2068 EXCEL.EXE - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 2068 wrote to memory of 4400 2068 EXCEL.EXE 90
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\attachment20260930-1092870-4ays8y.xlsm"1⤵
- Deletes itself
- Checks processor information in registry
- Enumerates system info in registry
- NTFS ADS
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2068 -
C:\Windows\splwow64.exeC:\Windows\splwow64.exe 122882⤵PID:4400
-
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k PrintWorkflow -s PrintWorkflowUserSvc1⤵PID:1084
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\32685E00
- Size 550KB
- SHA256 6a93e842712150d588d1f45260c5e3271f57a76b713caf874578b2eec0c2c995
- MD5 50921c3ee301c0e9ba03cb09dfcbff09
- SHA1 7464f11cafc68d13a60284fc0200253bd79dad07
- SHA512 a9f5cde894530e362d23b4f769d01975c19e613406944d3ac42c182611aa607694651eac61373843b7a24862f91cb676a73b0e4331fc6d5b49a3ef27e2e32eca
- SSDEEP 12288:eYeJ04VK6trFlaX4pmUEo1V3rol/AWkKRWQHfp:IJRVz1PpmUEexe//3vp
- TLSH T1E0C4121AD958DC38D2D998B8D29E90F140675A459A37960F30CCE9484B877FB0ECF2ED
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\b8ab77100df80ab2.customDestinations-ms
- Size 1KB
- SHA256 d325ef3450b5ea1e35728c6544460e5e6c6ff89dc17e06044469a364622798de
- MD5 9cfa2e4801d560ebebb0b8462f8c1580
- SHA1 7f88d3b908ee0b20a7e09df2a94abbf1de5aa176
- SHA512 ed9cc7f6eb17650f6cdd52bcb03f8e9d3c0c11f352efa1e305b1fa3d709e8b40f1aadf0e255b22ef9aad14ee7fe37230c088b0fc8bad4aa4ae2b28ae5b7c2b82
- TLSH T10A414612DAE70A77E23902712A7483C7D7607C52F711A18D9144B25F6CB290097ADAD7
- MD5 SHA1 SHA512 TLSH