Analysis
- max time kernel
148s - max time network
129s - 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, 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 3472 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\B5495E00\:Zone.Identifier:$DATA EXCEL.EXE - Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 3472 EXCEL.EXE - Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 3472 EXCEL.EXE 3472 EXCEL.EXE - Suspicious use of SetWindowsHookEx 11 IoCs
pid Process 3472 EXCEL.EXE 3472 EXCEL.EXE 3472 EXCEL.EXE 3472 EXCEL.EXE 3472 EXCEL.EXE 3472 EXCEL.EXE 3472 EXCEL.EXE 3472 EXCEL.EXE 3472 EXCEL.EXE 3472 EXCEL.EXE 3472 EXCEL.EXE - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 3472 wrote to memory of 1136 3472 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\attachment20260930-527357-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:3472 -
C:\Windows\splwow64.exeC:\Windows\splwow64.exe 122882⤵PID:1136
-
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k PrintWorkflow -s PrintWorkflowUserSvc1⤵PID:260
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\B5495E00
- Size 550KB
- SHA256 46184a8254d34738119d8bf334014c1cffd1be7fc9d8f1e9cbf6dbf53d70e169
- MD5 037740c080de9000010b7c60432492d3
- SHA1 f7fa0e522d75cf6ab9ebd703b81468ef27e82e87
- SHA512 4693dd51beb2ae3673c44f77ccc03d8e6b4dc73ad514f34895ac778a41727c00fae36befdbe8053452fd05b38e169a2dce7f626369af1a8d3c5d802f100e9860
- SSDEEP 12288:4YeJ04VK6trFlaX4pmUEo1V3rol/AWkKcYZSQHfb:CJRVz1PpmUEexe//aYlb
- TLSH T15AC4121AD959CC38D2C9987CE29E80F141665A559637960F30DCE9484B837FB0ECF2EE
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\b8ab77100df80ab2.customDestinations-ms
- Size 3KB
- SHA256 d74f107cb846bf247697cf7e4431644a923670e89404f32e8e006a247636b402
- MD5 35585766201e9e388de2744c83df5f4e
- SHA1 4e21b08b08fbbb17fa9e0970a4a15efaeeb1ce79
- SHA512 31456b3ec0933edef9672379132a046c3b1b4b82142abb32c085a4c319c0b35ac868cdc9259c158da8b8c482aedcf1eb1697480afda549f0b244da55dace74f6
- TLSH T11A51D3021FCB0F5AD0694B76BD26436DD6707E059308C50F9145823FBE5AB508D6DF2A
- MD5 SHA1 SHA512 TLSH