Analysis
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max time kernel
149s -
max time network
154s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
13/03/2024, 09:19
Static task
static1
Behavioral task
behavioral1
Sample
76748bccd7fedb08b3da8bbbb30d9adc4af3bd1c54744e4c4046746b744a4176.xls
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
76748bccd7fedb08b3da8bbbb30d9adc4af3bd1c54744e4c4046746b744a4176.xls
Resource
win10v2004-20240226-en
General
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Target
76748bccd7fedb08b3da8bbbb30d9adc4af3bd1c54744e4c4046746b744a4176.xls
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Size
317KB
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MD5
bb4251c17cc6349f7e0a55a9b61514af
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SHA1
32a58b8f867b69cdf383bd79b8f1fe5dd69249e3
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SHA256
76748bccd7fedb08b3da8bbbb30d9adc4af3bd1c54744e4c4046746b744a4176
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SHA512
1f84589ae875504d42f1835174b5a215aba976c1c992cd0b60ffd9a6b213da39e83be77209e8a2ff88a796ea5592324769c56ef76b1a54539e205839286bad65
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SSDEEP
6144:u0unJa+CumzY35qAOJl/YrLYz+WrNhZF+E+fgL+0dD8ivSbV25MI+89JOvG4UHq/:u9Jqde3bV25MI2oHCEQv
Malware Config
Signatures
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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 -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 1404 EXCEL.EXE -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 1404 EXCEL.EXE 1404 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 12 IoCs
pid Process 1404 EXCEL.EXE 1404 EXCEL.EXE 1404 EXCEL.EXE 1404 EXCEL.EXE 1404 EXCEL.EXE 1404 EXCEL.EXE 1404 EXCEL.EXE 1404 EXCEL.EXE 1404 EXCEL.EXE 1404 EXCEL.EXE 1404 EXCEL.EXE 1404 EXCEL.EXE -
Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
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Uses Volume Shadow Copy WMI provider
The Volume Shadow Copy service is used to manage backups/snapshots.
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Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
Processes
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C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\76748bccd7fedb08b3da8bbbb30d9adc4af3bd1c54744e4c4046746b744a4176.xls"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
PID:1404