Analysis
- max time kernel
149s - max time network
144s - platform
windows10-2004_x64 - resource
win10v2004-20260911-en - resource tags
arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
30/09/2026, 08:39
Behavioral task
behavioral1
Sample
attachment20260930-1253-u9j0ee.xlsm
Resource
win10v2004-20260911-en
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
attachment20260930-1253-u9j0ee.xlsm
Resource
win11ltsc2024-20260911-en
8 signatures
150 seconds
General
- Target attachment20260930-1253-u9j0ee.xlsm
- Size 555KB
- Sample260930-kkpg3ataja
- 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 4532 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\92F85E00\:Zone.Identifier:$DATA EXCEL.EXE - Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 4532 EXCEL.EXE - Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 4532 EXCEL.EXE 4532 EXCEL.EXE - Suspicious use of SetWindowsHookEx 11 IoCs
pid Process 4532 EXCEL.EXE 4532 EXCEL.EXE 4532 EXCEL.EXE 4532 EXCEL.EXE 4532 EXCEL.EXE 4532 EXCEL.EXE 4532 EXCEL.EXE 4532 EXCEL.EXE 4532 EXCEL.EXE 4532 EXCEL.EXE 4532 EXCEL.EXE - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 4532 wrote to memory of 3112 4532 EXCEL.EXE 85
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\attachment20260930-1253-u9j0ee.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:4532 -
C:\Windows\splwow64.exeC:\Windows\splwow64.exe 122882⤵PID:3112
-
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k PrintWorkflow -s PrintWorkflowUserSvc1⤵PID:3476
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\92F85E00
- Size 550KB
- SHA256 b6eadead4a67863b3176d84c13002d84f8e59ff113d98567afaf6502f278cf5f
- MD5 a4458e8601ae5bf90b282a8970c45756
- SHA1 8f207bf822877f25232013255b5484909221c357
- SHA512 ef8e1214f775a928ccb325c80ca353a1431fa48be76f516d364cb70d633f5f45245d93f76d21337b533e6db8c62459fe4dfcac8e04ae3df7741c331eb97a9d35
- SSDEEP 12288:dYeJ04VK6trFlaX4pmUEo1V3rol/AWkK6QHf+:fJRVz1PpmUEexe//9+
- TLSH T124C4121AD968CC34D2CA98B8D2DD80F140665A459637960F70DCEA584B877FB0ECF2ED
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\b8ab77100df80ab2.customDestinations-ms
- Size 1KB
- SHA256 409f2904c2fe95625273cb419a2f6d90fc129034a09f31e2fff9a7526f1a5522
- MD5 38339542b61b34daf873db32a5b12b4b
- SHA1 57e47b18b842ef4983f585883387ff33a468720f
- SHA512 a067ec6cd8e3d82209b5030ffbf01d007e6c225913827a8d772bd669aa405d579fc25ed79f75eec93d8b4900a7a33f9b7f4a36cb86e4401ef906c663475a5c65
- TLSH T15E21EE020AC31F52D01482768936871FE721B842E338470E6784952FADE6D40E71DBAE
- MD5 SHA1 SHA512 TLSH