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
29/09/2026, 16:10
Behavioral task
behavioral1
Sample
attachment20260929-308120-4xtj73.xlsm
Resource
win10v2004-20260911-en
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
attachment20260929-308120-4xtj73.xlsm
Resource
win11ltsc2024-20260911-en
8 signatures
150 seconds
General
- Target attachment20260929-308120-4xtj73.xlsm
- Size 555KB
- Sample260929-tmp12swgja
- 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 2840 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\DD585E00\:Zone.Identifier:$DATA EXCEL.EXE - Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 2840 EXCEL.EXE - Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 2840 EXCEL.EXE 2840 EXCEL.EXE - Suspicious use of SetWindowsHookEx 11 IoCs
pid Process 2840 EXCEL.EXE 2840 EXCEL.EXE 2840 EXCEL.EXE 2840 EXCEL.EXE 2840 EXCEL.EXE 2840 EXCEL.EXE 2840 EXCEL.EXE 2840 EXCEL.EXE 2840 EXCEL.EXE 2840 EXCEL.EXE 2840 EXCEL.EXE - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 2840 wrote to memory of 4520 2840 EXCEL.EXE 88
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\attachment20260929-308120-4xtj73.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:2840 -
C:\Windows\splwow64.exeC:\Windows\splwow64.exe 122882⤵PID:4520
-
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k PrintWorkflow -s PrintWorkflowUserSvc1⤵PID:1520
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\DD585E00
- Size 550KB
- SHA256 bded3dde53832081a8b8a90129ef85fe795e9808481c7b08ef67ba6b5c909695
- MD5 3aa3196b260ed85edaa80a2ee96cbd1b
- SHA1 7a168c2cf0cd8ee6e07c37bced9d6c229e13412c
- SHA512 4800280007217e9cf9f03392e2f53e339a99eb649eb1a49fae85a8505dea8863ba25867ec75e849e632b990b590368e257f457c3516bf1e3c0fdc39b2397ae03
- SSDEEP 12288:8YeJ04VK6trFlaX4pmUEo1V3rol/AWkKSQHf9:uJRVz1PpmUEexe//V9
- TLSH T1E1C4121ADD68CC38D2C998B8D29D80F141665A459637960F30DCE9588B877FB0ECF2ED
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\b8ab77100df80ab2.customDestinations-ms
- Size 1KB
- SHA256 96b6d9435446be27f28fe5339882745aa1889eab1e2c5f9a0c85d956628012b2
- MD5 4893cd71d4e738abb1f9806b4cf54235
- SHA1 a6e8797771444b57f1ac777f684cee3e56a5f776
- SHA512 fd37c7a0b46e1d73a445870b64cfaabe3cc5325cfbd47a4752afd6b97e86fd3ba434bffd3e9269fcb450519226c4c1b986bfab8fa37c4ee0b6d772e36dea375d
- TLSH T14841DE110ADB8F2AE07842326A3E834EDBB07D069715961D7184216F3FF1880DA6DF25
- MD5 SHA1 SHA512 TLSH