Analysis
- max time kernel
148s - max time network
142s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
30/09/2026, 02:22
Behavioral task
behavioral1
Sample
attachment20260930-1092870-kspww2.xlsm
Resource
win10v2004-20260911-en
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
attachment20260930-1092870-kspww2.xlsm
Resource
win11ltsc2024-20260911-en
8 signatures
150 seconds
General
- Target attachment20260930-1092870-kspww2.xlsm
- Size 555KB
- Sample260930-ctm2lavwat
- 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 2748 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\FCF95E00\:Zone.Identifier:$DATA EXCEL.EXE - Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 2748 EXCEL.EXE - Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 2748 EXCEL.EXE 2748 EXCEL.EXE - Suspicious use of SetWindowsHookEx 11 IoCs
pid Process 2748 EXCEL.EXE 2748 EXCEL.EXE 2748 EXCEL.EXE 2748 EXCEL.EXE 2748 EXCEL.EXE 2748 EXCEL.EXE 2748 EXCEL.EXE 2748 EXCEL.EXE 2748 EXCEL.EXE 2748 EXCEL.EXE 2748 EXCEL.EXE - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 2748 wrote to memory of 5544 2748 EXCEL.EXE 91
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\attachment20260930-1092870-kspww2.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:2748 -
C:\Windows\splwow64.exeC:\Windows\splwow64.exe 122882⤵PID:5544
-
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k PrintWorkflow -s PrintWorkflowUserSvc1⤵PID:5892
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k GPSvcGroup1⤵PID:4020
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\FCF95E00
- Size 550KB
- SHA256 23acee83fe737ed001d3a6cfd8c3ff34e322f741a734699d0ecf39a4512781bb
- MD5 9fa76e844400421015bc545e715458d3
- SHA1 a785e9944aea01a39eb11744a1aa2ad2647405a2
- SHA512 3ac35f1a94f921d7bc4ea4168a0222828ed7af8663dbb7c380df133fdfba16a23254bac419118366c696779545eb52179102e015debcdc404ac243150b12312e
- SSDEEP 12288:yYeJ04VK6trFlaX4pmUEo1V3rol/AWkK2bYQHf0:0JRVz1PpmUEexe//w0
- TLSH T18FC4121AD958C838D2C998B8D29E50F141675A459637960F30DCFA484B877FB0ECF2EE
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\b8ab77100df80ab2.customDestinations-ms
- Size 1KB
- SHA256 de8e82c048c5eeded886dd8767ccdc53ec0ed9a678d25db091dc2fbe04316526
- MD5 aabbe1669a01f5fe9f584c71a0b950e9
- SHA1 70f08dee72e3a96e776caaa35c163cea34cd3fa1
- SHA512 fb9037d62e1759dd64a2afdece3d63f11b53f862fae89396313a41b979e950cd9ee2707c9a8009dfce9703d6edbeb1aee74b8d7488cb3c894bae4543a73eadef
- TLSH T13841D1068F876F2AC12487332E36539AE370BC12AB98932DA2C4623F7C64541DD15D0A
- MD5 SHA1 SHA512 TLSH