Analysis
- max time kernel
148s - max time network
142s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
30/09/2026, 19:52
Behavioral task
behavioral1
Sample
attachment20260930-527357-h631wb.xlsm
Resource
win10v2004-20260911-en
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
attachment20260930-527357-h631wb.xlsm
Resource
win11ltsc2024-20260911-en
8 signatures
150 seconds
General
- Target attachment20260930-527357-h631wb.xlsm
- Size 555KB
- Sample260930-ylhmss1s2k
- 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 5312 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\D6995E00\:Zone.Identifier:$DATA EXCEL.EXE - Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 5312 EXCEL.EXE - Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 5312 EXCEL.EXE 5312 EXCEL.EXE - Suspicious use of SetWindowsHookEx 11 IoCs
pid Process 5312 EXCEL.EXE 5312 EXCEL.EXE 5312 EXCEL.EXE 5312 EXCEL.EXE 5312 EXCEL.EXE 5312 EXCEL.EXE 5312 EXCEL.EXE 5312 EXCEL.EXE 5312 EXCEL.EXE 5312 EXCEL.EXE 5312 EXCEL.EXE - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 5312 wrote to memory of 5800 5312 EXCEL.EXE 89
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\attachment20260930-527357-h631wb.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:5312 -
C:\Windows\splwow64.exeC:\Windows\splwow64.exe 122882⤵PID:5800
-
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k PrintWorkflow -s PrintWorkflowUserSvc1⤵PID:2524
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\D6995E00
- Size 550KB
- SHA256 2d5bd97b73574d65dee31081769b40887f0b6b5fb3e82b84a762a0612da64e0c
- MD5 94f75b92e1ab730e7a571756c49c3c4f
- SHA1 2b2bb36d015491fa6b709bd7729b44ef7fe8e226
- SHA512 ac32495a18d47126a8b6d4d3bc4a8d4159066a2c9c1e7ce19a2b3f1bdcf80a85d9187fe1d7f24e41e191704596eeacdf9599f557520f40b989db16f4c9c28aec
- SSDEEP 12288:mYeJ04VK6trFlaX4pmUEo1V3rol/AWkKuCQHfG:wJRVz1PpmUEexe//kDG
- TLSH T18FC4121ADD68CD38D2C994B8D29E90F140665A559637960F30DCF9484B836FB0ECF2EE
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\b8ab77100df80ab2.customDestinations-ms
- Size 1KB
- SHA256 4656b7ec3e4d7cbe2261da3453936583b4ef7b6507c31ab03168310afc8782ff
- MD5 53b419b0bf4d7de26962cc99d9905bd4
- SHA1 6945683c2cbe3e715785ffd54a5dc6e668df7c9d
- SHA512 47b8ce87c7bf0f02d462f7257c2413ac753a06a45d46a101d307b9a050af3ffbe0b483da6c2ce8a376c5e2f972c10b13a40d9efd9588a7db925ce1a70bfb857c
- TLSH T1692105414E834B1EC23047332B6B9366E670BC129719D30EA284557F3EB49408EDEE1D
- MD5 SHA1 SHA512 TLSH