Analysis
- max time kernel
148s - max time network
138s - 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, 03:47
Behavioral task
behavioral1
Sample
attachment20261002-143791-m3tp1c.xlsm
Resource
win10v2004-20260911-en
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
attachment20261002-143791-m3tp1c.xlsm
Resource
win11ltsc2024-20260911-en
8 signatures
150 seconds
General
- Target attachment20261002-143791-m3tp1c.xlsm
- Size 555KB
- Sample261002-eckk9ast4m
- 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 4128 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 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 Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 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\51595E00\:Zone.Identifier:$DATA EXCEL.EXE - Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 4128 EXCEL.EXE - Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 4128 EXCEL.EXE 4128 EXCEL.EXE - Suspicious use of SetWindowsHookEx 11 IoCs
pid Process 4128 EXCEL.EXE 4128 EXCEL.EXE 4128 EXCEL.EXE 4128 EXCEL.EXE 4128 EXCEL.EXE 4128 EXCEL.EXE 4128 EXCEL.EXE 4128 EXCEL.EXE 4128 EXCEL.EXE 4128 EXCEL.EXE 4128 EXCEL.EXE - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 4128 wrote to memory of 2760 4128 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\attachment20261002-143791-m3tp1c.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:4128 -
C:\Windows\splwow64.exeC:\Windows\splwow64.exe 122882⤵PID:2760
-
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k PrintWorkflow -s PrintWorkflowUserSvc1⤵PID:1192
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\51595E00
- Size 550KB
- SHA256 2f2bae949dded7f5c371c65e7c505d6abd9c8332889b3f74962c99c16fe8bbdf
- MD5 bd6632d2be5b137124674e6ba0ae743d
- SHA1 c8394dbc33065621e0ae51ed4c8ad7331d60cdab
- SHA512 de784a2fae69d6fb39a38a47ca1375e705a252eab8a69b154f8886f08a1b86c040af2e727f02faf0499506b3df205b33342e3399f07168e1801c9ced1c9734fa
- SSDEEP 12288:pYeJ04VK6trFlaX4pmUEo1V3rol/AWkKLyQHff:TJRVz1PpmUEexe//tf
- TLSH T1DDC4121ADD68CC38D2D9D8B8D29E90F140665A459637960F30DCA9484B877FB0ECF2ED
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\VJ1CRM2AGF7FPJMXP293.temp
- Size 1KB
- SHA256 3e955a9c011110931d85728ddfb41d94b463a154cfb081c8cee4efd67d8af3ce
- MD5 73a979ceb1b1542b8ba4176cce3acb7a
- SHA1 abcf2403e6382704dce1894f26668fa8809d9a57
- SHA512 c3b11849134f843fe47a1ed8d11d26a43d3f370dc4dd4f17234e2dd1ab56755db23c0958430c45b99c752a252ea5cd21539cbf634521a2b1d048cdaaba1fe13b
- TLSH T1B521F00819CF1F06D424C6301B3BC35AD730FC02BF42B62EA680D29F6C20940DA5EAAA
- MD5 SHA1 SHA512 TLSH