Analysis
- max time kernel
148s - max time network
145s - 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, 06:53
Behavioral task
behavioral1
Sample
attachment20261002-278819-cf22pi.xlsm
Resource
win10v2004-20260911-en
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
attachment20261002-278819-cf22pi.xlsm
Resource
win11ltsc2024-20260911-en
8 signatures
150 seconds
General
- Target attachment20261002-278819-cf22pi.xlsm
- Size 555KB
- Sample261002-hn4p2stgmc
- 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 696 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\83195E00\:Zone.Identifier:$DATA EXCEL.EXE - Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 696 EXCEL.EXE - Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 696 EXCEL.EXE 696 EXCEL.EXE - Suspicious use of SetWindowsHookEx 11 IoCs
pid Process 696 EXCEL.EXE 696 EXCEL.EXE 696 EXCEL.EXE 696 EXCEL.EXE 696 EXCEL.EXE 696 EXCEL.EXE 696 EXCEL.EXE 696 EXCEL.EXE 696 EXCEL.EXE 696 EXCEL.EXE 696 EXCEL.EXE - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 696 wrote to memory of 4780 696 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-cf22pi.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:696 -
C:\Windows\splwow64.exeC:\Windows\splwow64.exe 122882⤵PID:4780
-
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k PrintWorkflow -s PrintWorkflowUserSvc1⤵PID:5244
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\83195E00
- Size 550KB
- SHA256 7b45f1b6931503486965820a1806681dc8527809484e5a18c00e50a32ee06858
- MD5 03cb9de787b431aa3f0af4153b5b49b9
- SHA1 ac396715d666fa3cee20880f7f6ab0f560cc98c8
- SHA512 12eac09f095d0e1c8b59fa8085c2013c736f59576bbfe7c299fd85dbd99c59152e658594fa266b971c2e4a1171e55bd90f57e8cddffe3f1b1a9ffb194c87d203
- SSDEEP 12288:LEYeJ04VK6trFlaX4pmUEo1V3rol/AWkKiQHfG1:L2JRVz1PpmUEexe//JG1
- TLSH T146C4121AD968CD38D2C998B8D2DD90F140665A419637964F30DCB9488B877FB0ECF2ED
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\O4L4L00CTTE426JT2P22.temp
- Size 3KB
- SHA256 26520006ca28c61c97a59d5b720de86344922cb666b921ee843afaca2c2fb6eb
- MD5 bb2688dc3819cf79770a54a34b8be3bd
- SHA1 2de79b56d6f62124a4731c0590c91f2281603d24
- SHA512 3ef6098cdf0683251c157fd20d5a7f868c33a203d33060add508df88cf3878c248bdff9f16ae806843bf4a2856581354c768271996ca0a73855b982924a7aec6
- TLSH T122711F0A1B871F16E4248672773ED387DB31BD21AF10960E9784915F3F719808A9DF9A
- MD5 SHA1 SHA512 TLSH