Analysis
- max time kernel
150s - max time network
134s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
02/10/2026, 11:51
Behavioral task
behavioral1
Sample
attachment20261002-278819-f9bzr3.xlsm
Resource
win10v2004-20260911-en
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
attachment20261002-278819-f9bzr3.xlsm
Resource
win11ltsc2024-20260911-en
8 signatures
150 seconds
General
- Target attachment20261002-278819-f9bzr3.xlsm
- Size 555KB
- Sample261002-n1evca1z2k
- 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 3396 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\70695E00\:Zone.Identifier:$DATA EXCEL.EXE - Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 3396 EXCEL.EXE - Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 3396 EXCEL.EXE 3396 EXCEL.EXE - Suspicious use of SetWindowsHookEx 11 IoCs
pid Process 3396 EXCEL.EXE 3396 EXCEL.EXE 3396 EXCEL.EXE 3396 EXCEL.EXE 3396 EXCEL.EXE 3396 EXCEL.EXE 3396 EXCEL.EXE 3396 EXCEL.EXE 3396 EXCEL.EXE 3396 EXCEL.EXE 3396 EXCEL.EXE - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 3396 wrote to memory of 3108 3396 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\attachment20261002-278819-f9bzr3.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:3396 -
C:\Windows\splwow64.exeC:\Windows\splwow64.exe 122882⤵PID:3108
-
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k PrintWorkflow -s PrintWorkflowUserSvc1⤵PID:4748
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\70695E00
- Size 550KB
- SHA256 16eb055998853202e58d0f1af8a11a52e92fc2aae62534b8ce1a932b806dbc6d
- MD5 8dee6669a684344817d76f56c3116e45
- SHA1 fb8f49b60e5b22100ccc00c2096aa4f36dfb6f90
- SHA512 7a663d02973c37a5bb694b75cd13dde8464d344cf06e8bc941fcb16deb34c5539e144a0678caa2e92eee68b254d4603e4beebeafa821f877a4f959811deecea3
- SSDEEP 12288:SYeJ04VK6trFlaX4pmUEo1V3rol/AWkK1vQHfxd:UJRVz1PpmUEexe//w7
- TLSH T12EC4121ADD68CC38D2DA98B8D29D90F141675A459637960F30DCE9484B837FB0E8F2ED
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\CEKEC1WMFL24ZGCXCSQH.temp
- Size 1KB
- SHA256 ee18a6eabb4ccca40e687a4e32e82a746e90ec6a468ba349969d601edb1a32bb
- MD5 8fd7e50e55f3f0e9079b8cb522c58f01
- SHA1 c2fa8ff8fc3cc1d5007c55f01c5bedd5042c1519
- SHA512 b0ce98308cff535d92b2f4b618ca2dab9ec1ade2e95e7b36f4cc93669c61823a44c69747a4ba71344afff9f0645f00b96f78f9ff60f4bd9e01f73bc73e1dfcc5
- TLSH T1202116410ED69F9BE5600376563B93ADF730BD97AB11DA0D9A80A33B3D74C84C40C909
- MD5 SHA1 SHA512 TLSH