Analysis
- max time kernel
149s - max time network
143s - 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, 04:35
Behavioral task
behavioral1
Sample
attachment20260930-1253-phtbf1.xlsm
Resource
win10v2004-20260911-en
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
attachment20260930-1253-phtbf1.xlsm
Resource
win11ltsc2024-20260911-en
8 signatures
150 seconds
General
- Target attachment20260930-1253-phtbf1.xlsm
- Size 555KB
- Sample260930-e77dhaeg55
- 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 1484 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\SystemFamily EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU EXCEL.EXE Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS EXCEL.EXE - NTFS ADS 1 IoCs
description ioc Process File created C:\Users\Admin\AppData\Local\Temp\9E785E00\:Zone.Identifier:$DATA EXCEL.EXE - Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 1484 EXCEL.EXE - Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 1484 EXCEL.EXE 1484 EXCEL.EXE - Suspicious use of SetWindowsHookEx 11 IoCs
pid Process 1484 EXCEL.EXE 1484 EXCEL.EXE 1484 EXCEL.EXE 1484 EXCEL.EXE 1484 EXCEL.EXE 1484 EXCEL.EXE 1484 EXCEL.EXE 1484 EXCEL.EXE 1484 EXCEL.EXE 1484 EXCEL.EXE 1484 EXCEL.EXE - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 1484 wrote to memory of 5036 1484 EXCEL.EXE 92
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-phtbf1.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:1484 -
C:\Windows\splwow64.exeC:\Windows\splwow64.exe 122882⤵PID:5036
-
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k PrintWorkflow -s PrintWorkflowUserSvc1⤵PID:4632
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\9E785E00
- Size 550KB
- SHA256 f6bc7f75925905e62763278c68777f93666242fa5e7ace71e43b2a5ade72b1d3
- MD5 1993a8fb543d8807c984fb79f32df926
- SHA1 e7d9281445dd3f408eff4ce59545c1af7c882ca4
- SHA512 cecdb4ee8527104189b0153e05db676857234abfa7dde2f63618a2f67cd7d2a917b476b3d33ab315cc7c7c3084f3700a7ca3b1902f407bbae223b4bc4e0a452b
- SSDEEP 12288:1YeJ04VK6trFlaX4pmUEo1V3rol/AWkK92QHfJ:3JRVz1PpmUEexe//PPJ
- TLSH T138C4121AD968CC34D2D998B8D29E80F140665A459A37960F30DCF9584B877FB0ECF2ED
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\b8ab77100df80ab2.customDestinations-ms
- Size 670B
- SHA256 302d27aeaaef4a640092d0853c3063fd7d8e8e0152e19a5d7611532bb17a9a8d
- MD5 42269ab0633343d021f0033d2ee65069
- SHA1 b89611edd962d06549dfc282c9cd9ae0026af686
- SHA512 41877ac4f260ea8c5034bf1a7825b170fd6573b55d0d60e00ffe37cbe0ce2b314d94be784e2edc8d84cd49f76f5135270421d2199bafbc49319c5966f7c07273
- TLSH T19401E11139978B17C0104E3B7F3697479B30BC1AE705960F3244153FAEB24808D8C76E
- MD5 SHA1 SHA512 TLSH