Analysis
- max time kernel
148s - max time network
149s - 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, 23:24
Behavioral task
behavioral1
Sample
attachment20260929-1092870-xrx3l2.xlsm
Resource
win10v2004-20260911-en
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
attachment20260929-1092870-xrx3l2.xlsm
Resource
win11ltsc2024-20260911-en
8 signatures
150 seconds
General
- Target attachment20260929-1092870-xrx3l2.xlsm
- Size 555KB
- Sample260929-3dtsbatv6j
- 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 4188 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\A6F85E00\:Zone.Identifier:$DATA EXCEL.EXE - Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 4188 EXCEL.EXE - Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 4188 EXCEL.EXE 4188 EXCEL.EXE - Suspicious use of SetWindowsHookEx 11 IoCs
pid Process 4188 EXCEL.EXE 4188 EXCEL.EXE 4188 EXCEL.EXE 4188 EXCEL.EXE 4188 EXCEL.EXE 4188 EXCEL.EXE 4188 EXCEL.EXE 4188 EXCEL.EXE 4188 EXCEL.EXE 4188 EXCEL.EXE 4188 EXCEL.EXE - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 4188 wrote to memory of 1972 4188 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\attachment20260929-1092870-xrx3l2.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:4188 -
C:\Windows\splwow64.exeC:\Windows\splwow64.exe 122882⤵PID:1972
-
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k PrintWorkflow -s PrintWorkflowUserSvc1⤵PID:4296
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\A6F85E00
- Size 550KB
- SHA256 e8caac4792b3f80b72e451ece4857fe9ac63d7a9a6d2b2ca86345bb8282b153d
- MD5 eea6620894c26167c6244f2ceaa91345
- SHA1 32da5de4e241a7145d271977b305cacbaffb91fb
- SHA512 9f764f1feb5dedca87c8173035f43da3da72f1d9c3cd5e2a69c7314a4a99e29dacd1bb539536f3eb3c556926630fed105463d0f61b5d5109078cc20e830072fe
- SSDEEP 12288:eYeJ04VK6trFlaX4pmUEo1V3rol/AWkKJfQHf5:IJRVz1PpmUEexe//w5
- TLSH T1A5C4121ADD58CC38D2D998B8D2DE80F141665A459637A60F30DCA9484B877FB0ECF2ED
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\b8ab77100df80ab2.customDestinations-ms
- Size 2KB
- SHA256 72e72b95dbe21e8333493d3564dd80540f247100e2d5dd8c909bcc95487fe1e9
- MD5 ee474bc4ec7e026b6bfef06e5b9a7a96
- SHA1 0e046eda37a62bb38d4e36d0be2b284075336ecb
- SHA512 57398e0b11f2bcc64108e868771e4b0d5a66aa7d998d54f5fdb2992380c3852b340d7018d0e15db54282f9e40b9c85321bd54db28185f1f52896a900c1b9988a
- TLSH T1FE5102061E871E2AE15887765B3BD367EB30FC025B148E1E5788A22F3C252004F6FA86
- MD5 SHA1 SHA512 TLSH