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
29/09/2026, 18:18
Behavioral task
behavioral1
Sample
attachment20260929-1000678-ze8kw0.xlsm
Resource
win10v2004-20260911-en
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
attachment20260929-1000678-ze8kw0.xlsm
Resource
win11ltsc2024-20260911-en
8 signatures
150 seconds
General
- Target attachment20260929-1000678-ze8kw0.xlsm
- Size 555KB
- Sample260929-wxpjdavy8j
- 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 4432 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 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\73595E00\:Zone.Identifier:$DATA EXCEL.EXE - Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 4432 EXCEL.EXE - Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 4432 EXCEL.EXE 4432 EXCEL.EXE - Suspicious use of SetWindowsHookEx 11 IoCs
pid Process 4432 EXCEL.EXE 4432 EXCEL.EXE 4432 EXCEL.EXE 4432 EXCEL.EXE 4432 EXCEL.EXE 4432 EXCEL.EXE 4432 EXCEL.EXE 4432 EXCEL.EXE 4432 EXCEL.EXE 4432 EXCEL.EXE 4432 EXCEL.EXE - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 4432 wrote to memory of 3452 4432 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\attachment20260929-1000678-ze8kw0.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:4432 -
C:\Windows\splwow64.exeC:\Windows\splwow64.exe 122882⤵PID:3452
-
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k PrintWorkflow -s PrintWorkflowUserSvc1⤵PID:4308
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\73595E00
- Size 550KB
- SHA256 91a085457c8da4efbb5ae3b3e03ac873b6ca05ceb5d74d7c1dd6b26f7a1db6e8
- MD5 d3949bf0dc19da152d65e85dda46df2a
- SHA1 2224d60eca6d06a217c546bc9a669d87ea5657e9
- SHA512 b4223dcf7ff469e929f98384aa736d50d9e49c3ea14feb014dec63efd68f18acaca246af72651475b20ed03f72d831960050fc77bec1b3431d5fb4eb4e7e54c7
- SSDEEP 12288:lYeJ04VK6trFlaX4pmUEo1V3rol/AWkKaQHfS:nJRVz1PpmUEexe//ZS
- TLSH T129C4121ADD588C38D2D998B8D2CE80F141671A459A37960B30DCE9584B877FB0ECF2ED
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\b8ab77100df80ab2.customDestinations-ms
- Size 2KB
- SHA256 834c78443c580f873c759c5f49ec18ebb616cbe91466406314d9f56e0cbebe6e
- MD5 8d5128fe3d7a6f4884d4876aa1b77aaa
- SHA1 1dc12d5c36bc730d81caab5ed14b27f4299cdab7
- SHA512 83d4f64c84650432a619cb50ac53b3ecdbe3913b6b8da80b4effb8265a03f7615b5ef7c686decf2718a91d3406cd48011fc9d7ed47f690e5cacb368daef01d2c
- TLSH T109510D0207C70F5AE4508376AB3E9B15E374BE529B54CB8F96C8023B3D694409E4DA3F
- MD5 SHA1 SHA512 TLSH