Analysis
- max time kernel
149s - max time network
145s - 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, 23:04
Behavioral task
behavioral1
Sample
attachment20260930-527357-n5vf9.xlsm
Resource
win10v2004-20260911-en
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
attachment20260930-527357-n5vf9.xlsm
Resource
win11ltsc2024-20260911-en
8 signatures
150 seconds
General
- Target attachment20260930-527357-n5vf9.xlsm
- Size 555KB
- Sample260930-22ccha1t7p
- 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 2648 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 value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU EXCEL.EXE Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily EXCEL.EXE - NTFS ADS 1 IoCs
description ioc Process File created C:\Users\Admin\AppData\Local\Temp\07685E00\:Zone.Identifier:$DATA EXCEL.EXE - Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 2648 EXCEL.EXE - Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 2648 EXCEL.EXE 2648 EXCEL.EXE - Suspicious use of SetWindowsHookEx 11 IoCs
pid Process 2648 EXCEL.EXE 2648 EXCEL.EXE 2648 EXCEL.EXE 2648 EXCEL.EXE 2648 EXCEL.EXE 2648 EXCEL.EXE 2648 EXCEL.EXE 2648 EXCEL.EXE 2648 EXCEL.EXE 2648 EXCEL.EXE 2648 EXCEL.EXE - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 2648 wrote to memory of 1524 2648 EXCEL.EXE 88
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\attachment20260930-527357-n5vf9.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:2648 -
C:\Windows\splwow64.exeC:\Windows\splwow64.exe 122882⤵PID:1524
-
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k PrintWorkflow -s PrintWorkflowUserSvc1⤵PID:1872
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\07685E00
- Size 550KB
- SHA256 0eb4fdf8e7cecbd72707dfb39557f0aca8cb3e1d5df86b48e3755841867c4ce8
- MD5 1a03f901c53138e061d9a3d0e4d52395
- SHA1 974999a6472cf947684eba74f99f034b949813e5
- SHA512 36cf7b3ee0aef925f3de9e671c28bbe1661ca76e3340ab22872b0207d9e237509b30a2b02239e2a3c01dcff4021dac76ab98fd8c3ce7217b287dae1bf1abadab
- SSDEEP 12288:LYeJ04VK6trFlaX4pmUEo1V3rol/AWkKduRQHfu:tJRVz1PpmUEexe//buOu
- TLSH T10DC4121AD968CC34D2C998B8D2DE80F141665A459637960F30DCE9588B877FB0ECF2ED
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\b8ab77100df80ab2.customDestinations-ms
- Size 1KB
- SHA256 2dacca5c5858e92bd95f2b7a9756fbd7e11c1e089607eb43e95e1410a663c859
- MD5 98cf86b62741be6b5fbc4f044467aaa3
- SHA1 fd900de5307fb12427a7980549ea84bf69a014dc
- SHA512 9ce8dbbebd4c9b0b03bb40773475787359682085f1a06a2451af14ae9fb4caa89e3d2d84ffd3781476ba51ea1988ab131bfbddf230759542e6b6aaefc632653e
- TLSH T131216343CB9A0F1BD06942B71939CB92F731BC51DB41920EA684926F1CB0400E74E7A7
- MD5 SHA1 SHA512 TLSH