Analysis
- max time kernel
148s - max time network
130s - 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, 00:24
Behavioral task
behavioral1
Sample
attachment20260930-1092870-4ays8y.xlsm
Resource
win10v2004-20260911-en
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
attachment20260930-1092870-4ays8y.xlsm
Resource
win11ltsc2024-20260911-en
8 signatures
150 seconds
General
- Target attachment20260930-1092870-4ays8y.xlsm
- Size 555KB
- Sample260930-ap75vstalc
- 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 3352 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\9F0A5E00\:Zone.Identifier:$DATA EXCEL.EXE - Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 3352 EXCEL.EXE - Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 3352 EXCEL.EXE 3352 EXCEL.EXE - Suspicious use of SetWindowsHookEx 11 IoCs
pid Process 3352 EXCEL.EXE 3352 EXCEL.EXE 3352 EXCEL.EXE 3352 EXCEL.EXE 3352 EXCEL.EXE 3352 EXCEL.EXE 3352 EXCEL.EXE 3352 EXCEL.EXE 3352 EXCEL.EXE 3352 EXCEL.EXE 3352 EXCEL.EXE - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 3352 wrote to memory of 4520 3352 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\attachment20260930-1092870-4ays8y.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:3352 -
C:\Windows\splwow64.exeC:\Windows\splwow64.exe 122882⤵PID:4520
-
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k PrintWorkflow -s PrintWorkflowUserSvc1⤵PID:6036
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\Users\Admin\AppData\Local\Temp\9F0A5E00
- Size 550KB
- SHA256 3257dfeb9d74795901bc312ee73c033ac9483970495899474c8df977757a6a10
- MD5 6b54c10c3c00a27de4793b4918b2982f
- SHA1 adf54e45d203388028aa829aaf32dcab42fea690
- SHA512 4aae6b48615d3355fffd94adf506e948ea933c04e5f6fd97052c1153c5a4e23fe521cf4e145c7b97db30cc29e47fc212e7769c93e14c5aee61b23b4c3f39d8a5
- SSDEEP 12288:NYeJ04VK6trFlaX4pmUEo1V3rol/AWkKJrQHfK:PJRVz1PpmUEexe//7UK
- TLSH T13CC4121ADD688C38D2D998B8D28E80F141665B459637960F30DCE9548B877FB0ECF2ED
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\b8ab77100df80ab2.customDestinations-ms
- Size 2KB
- SHA256 084ecd8d5f69aaab8862aacd2cac2d73b1de925e7f61520e998a15bcdec7287a
- MD5 f10caf3e00e4fe874927bceab2e539d7
- SHA1 e089e1e143e273f10a76261d8c2a2e5d0194be03
- SHA512 002e529376c517ac45c59ab870020bd426010b64f5861ce35cd0ce273129afdda0189d1dca8a69b27ddf842ce8b1e3db41c848763408e82738eef379c8343553
- TLSH T19151EF024F8B0F26C26107773B279386E370BC156B25D76EB584C23BBCB98408E4DE26
- MD5 SHA1 SHA512 TLSH