Analysis
- max time kernel
149s - max time network
143s - 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, 13:34
Behavioral task
behavioral1
Sample
attachment20260930-1253-nhj2qc.xlsm
Resource
win10v2004-20260911-en
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
attachment20260930-1253-nhj2qc.xlsm
Resource
win11ltsc2024-20260911-en
8 signatures
150 seconds
General
- Target attachment20260930-1253-nhj2qc.xlsm
- Size 555KB
- Sample260930-qt7ynasbme
- 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 1160 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\9F785E00\:Zone.Identifier:$DATA EXCEL.EXE - Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 1160 EXCEL.EXE - Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 1160 EXCEL.EXE 1160 EXCEL.EXE - Suspicious use of SetWindowsHookEx 11 IoCs
pid Process 1160 EXCEL.EXE 1160 EXCEL.EXE 1160 EXCEL.EXE 1160 EXCEL.EXE 1160 EXCEL.EXE 1160 EXCEL.EXE 1160 EXCEL.EXE 1160 EXCEL.EXE 1160 EXCEL.EXE 1160 EXCEL.EXE 1160 EXCEL.EXE - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 1160 wrote to memory of 4012 1160 EXCEL.EXE 89
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-nhj2qc.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:1160 -
C:\Windows\splwow64.exeC:\Windows\splwow64.exe 122882⤵PID:4012
-
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k PrintWorkflow -s PrintWorkflowUserSvc1⤵PID:4856
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\9F785E00
- Size 550KB
- SHA256 1d732070f20b3312b0d9a6ac4cc622f16eb505b49f24b24128befd01021ebbfe
- MD5 8b1ea1f6b0e3eaa05b5b052719368c52
- SHA1 dc35696341a6b160a3996c7216b8b44de4dadc97
- SHA512 c3de801e26e3712b0c8f2b0055a5688084d3639bf42b56129904f82795d2e1444237063a3720bcfb3384d785a86a3b8d0ea9945d743af76654fb41b1cc270c9f
- SSDEEP 12288:xYeJ04VK6trFlaX4pmUEo1V3rol/AWkKpvQHfQ:bJRVz1PpmUEexe//QQ
- TLSH T191C4121AD9688C34D2C998B8D29E90F141665B459A37960F30DCB9484B877FB0ECF2ED
- MD5 SHA1 SHA512 SSDEEP TLSH