Analysis
- max time kernel
149s - max time network
141s - platform
windows10-2004_x64 - resource
win10v2004-20260911-en - resource tags
arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
02/10/2026, 07:58
Behavioral task
behavioral1
Sample
attachment20261002-278819-h76xrx.xlsm
Resource
win10v2004-20260911-en
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
attachment20261002-278819-h76xrx.xlsm
Resource
win11ltsc2024-20260911-en
8 signatures
150 seconds
General
- Target attachment20261002-278819-h76xrx.xlsm
- Size 555KB
- Sample261002-jt365sys6q
- 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 1188 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\ProcessorNameString EXCEL.EXE Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz EXCEL.EXE - Enumerates system info in registry 2 TTPs 3 IoCs
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU EXCEL.EXE Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS EXCEL.EXE - NTFS ADS 1 IoCs
description ioc Process File created C:\Users\Admin\AppData\Local\Temp\E7B85E00\:Zone.Identifier:$DATA EXCEL.EXE - Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 1188 EXCEL.EXE - Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 1188 EXCEL.EXE 1188 EXCEL.EXE - Suspicious use of SetWindowsHookEx 11 IoCs
pid Process 1188 EXCEL.EXE 1188 EXCEL.EXE 1188 EXCEL.EXE 1188 EXCEL.EXE 1188 EXCEL.EXE 1188 EXCEL.EXE 1188 EXCEL.EXE 1188 EXCEL.EXE 1188 EXCEL.EXE 1188 EXCEL.EXE 1188 EXCEL.EXE - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 1188 wrote to memory of 4620 1188 EXCEL.EXE 92
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-h76xrx.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:1188 -
C:\Windows\splwow64.exeC:\Windows\splwow64.exe 122882⤵PID:4620
-
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k PrintWorkflow -s PrintWorkflowUserSvc1⤵PID:4460
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\E7B85E00
- Size 550KB
- SHA256 bbd7c3f5229dab4bcbf8359b821dafb3d574e04e0cb9e01afa61042cae69d3aa
- MD5 844ef68d060b72bf1ac694c1de3b38ac
- SHA1 657d9a6e06f71e17c50c7c8c42c0416b620c7bc6
- SHA512 2798515cc2d3ee773dbea37565439d738df7e943660cefa4c6d8a03c197b9d75837cec1f0c3e2bb59ed082ee5b7c0d04a476c4b26ccbb8857a2d4ba4de8bb57f
- SSDEEP 12288:YYeJ04VK6trFlaX4pmUEo1V3rol/AWkKoQHfK:iJRVz1PpmUEexe///K
- TLSH T110C4121ADD58CC38E2C998B8D29E90F141675A459637960F30DCAA484B477FB0ECF2ED
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\99EAAOX2A5NMCQ59W7Q4.temp
- Size 2KB
- SHA256 865224ea66c145fecc1d7e2d22135edce76a5a529994e0d3887a89cac5d01396
- MD5 605417c77d6ac0c218271ddd636ca389
- SHA1 e5d1d17a745b7a261158fc92848a2fc848928545
- SHA512 89f537da8bc4c0790f5bc51451694ea5773e1951156a8b1f82bf0e87e6b16d70f1645a03a2f435a05490827365ddab5e39fe2cc1e0c17e88bcb6932ec32fe626
- TLSH T13C510F0109975FAAF12442326E7EC74ADB707D0A9605731D724CA14E6FB8280AA7EB1A
- MD5 SHA1 SHA512 TLSH