Analysis
- max time kernel
148s - max time network
146s - 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, 01:12
Behavioral task
behavioral1
Sample
attachment20260930-1092870-519ula.xlsm
Resource
win10v2004-20260911-en
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
attachment20260930-1092870-519ula.xlsm
Resource
win11ltsc2024-20260911-en
8 signatures
150 seconds
General
- Target attachment20260930-1092870-519ula.xlsm
- Size 555KB
- Sample260930-bkhvvaz1bt
- 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 5320 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 value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU EXCEL.EXE Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily EXCEL.EXE - NTFS ADS 1 IoCs
description ioc Process File created C:\Users\Admin\AppData\Local\Temp\D7095E00\:Zone.Identifier:$DATA EXCEL.EXE - Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 5320 EXCEL.EXE - Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 5320 EXCEL.EXE 5320 EXCEL.EXE - Suspicious use of SetWindowsHookEx 11 IoCs
pid Process 5320 EXCEL.EXE 5320 EXCEL.EXE 5320 EXCEL.EXE 5320 EXCEL.EXE 5320 EXCEL.EXE 5320 EXCEL.EXE 5320 EXCEL.EXE 5320 EXCEL.EXE 5320 EXCEL.EXE 5320 EXCEL.EXE 5320 EXCEL.EXE - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 5320 wrote to memory of 2308 5320 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\attachment20260930-1092870-519ula.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:5320 -
C:\Windows\splwow64.exeC:\Windows\splwow64.exe 122882⤵PID:2308
-
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k PrintWorkflow -s PrintWorkflowUserSvc1⤵PID:5912
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\D7095E00
- Size 550KB
- SHA256 f5d4c18adcd19ce77ad416375351370ac4bb2d76aff9da0e7e5485be052be597
- MD5 5d05ce6ed4853eeadac10a14b1fbaa26
- SHA1 876776147c0eca4a80395db969e53eb6566407c0
- SHA512 42812922de5be973c4b82dcd1f4eb47a0669f9b73cb6d2d07b1cc09db5406ea9433f06a4ca2f6514914da362f035c7f935a5a9cf48b9b33bb247137625425d58
- SSDEEP 12288:EYeJ04VK6trFlaX4pmUEo1V3rol/AWkKgQHfX:2JRVz1PpmUEexe//XX
- TLSH T138C4121AD968CC34D2C998B8D29E90F140675A459637960F30DCE9588B877FB0ECF2ED
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\b8ab77100df80ab2.customDestinations-ms
- Size 2KB
- SHA256 76d2cec235a1dbc2c3b8b09cc0bc56d898f69bd7353f7032b0b8bce51bd1f0a1
- MD5 2cc9bccde884712ca6b96b2a3f45c5bc
- SHA1 b7572b2edfbb63d9229e435bbdd1b65a86d5c994
- SHA512 2a24c0b1b30d380d5b2cb0c813217a5b121551b4bf17a1a3ab64affc7326456d30bb8b45a18d15fa6e0a51c911371ad0c173fb95159d1b325cb29432f587ca68
- TLSH T1E451F10A5E470F16E01883725A2EE357D730BC22AB14821F9784D25F7D6A604CFADEDB
- MD5 SHA1 SHA512 TLSH