Analysis
- max time kernel
149s - max time network
151s - 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, 06:32
Behavioral task
behavioral1
Sample
attachment20260930-1253-ay27n8.xlsm
Resource
win10v2004-20260911-en
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
attachment20260930-1253-ay27n8.xlsm
Resource
win11ltsc2024-20260911-en
8 signatures
150 seconds
General
- Target attachment20260930-1253-ay27n8.xlsm
- Size 555KB
- Sample260930-hal8vavdpf
- 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 1572 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\ProcessorNameString EXCEL.EXE Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz 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\36B85E00\:Zone.Identifier:$DATA EXCEL.EXE - Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 1572 EXCEL.EXE - Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 1572 EXCEL.EXE 1572 EXCEL.EXE - Suspicious use of SetWindowsHookEx 11 IoCs
pid Process 1572 EXCEL.EXE 1572 EXCEL.EXE 1572 EXCEL.EXE 1572 EXCEL.EXE 1572 EXCEL.EXE 1572 EXCEL.EXE 1572 EXCEL.EXE 1572 EXCEL.EXE 1572 EXCEL.EXE 1572 EXCEL.EXE 1572 EXCEL.EXE - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 1572 wrote to memory of 2508 1572 EXCEL.EXE 86
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-ay27n8.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:1572 -
C:\Windows\splwow64.exeC:\Windows\splwow64.exe 122882⤵PID:2508
-
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k PrintWorkflow -s PrintWorkflowUserSvc1⤵PID:5176
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\36B85E00
- Size 550KB
- SHA256 370cab50cffc7eae743619140c3c42cd2c0d87f6b71473dee5cc3226d864b861
- MD5 82f60b33e48f0cec49224d0c3b482e1a
- SHA1 e8cf01ca00561ad53247adf21d1603cfee01235b
- SHA512 059a01acf103318fb70b37411c3593f4e3fff938f7847ed131cbc9f8e8783288a22698dcf99461f6e2117f57df0da55f280f5019f068d89e4e697ddbb331f7de
- SSDEEP 12288:fYeJ04VK6trFlaX4pmUEo1V3rol/AWkKdOQHfv:JJRVz1PpmUEexe//fv
- TLSH T118C4121AD9688C34D2C998B8D2DE80F140675A459637960F34DCE9584B87BFB0ECF2ED
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\b8ab77100df80ab2.customDestinations-ms
- Size 1KB
- SHA256 4b8f2bf2c6a0abf752c3084dd2017df9543205c7821b6ce55bc4ee25035613db
- MD5 4fa51946e6184018c28ff0a4f7ff7a20
- SHA1 a65f3bf76bcde2509e67902cd716a0466787e30f
- SHA512 acf09be08098ea401798fe96d1daa889668ad0f4bb668123410610a2b185aadaa73c2657a64e8948e465ef962fc09191d2a267d2184f7e621772aa15c407dd14
- TLSH T14B2103864ECB0B57E0500A726D39577AFBB0B855D710520E7644919F2DA1D40475EE3A
- MD5 SHA1 SHA512 TLSH