Analysis
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max time kernel
139s -
max time network
146s -
platform
windows10-2004_x64 -
resource
win10v2004-20230915-en -
resource tags
arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system -
submitted
11/10/2023, 08:46
Static task
static1
Behavioral task
behavioral1
Sample
PO 45335543 and VGEITONAS & SIA EE.xlam
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
PO 45335543 and VGEITONAS & SIA EE.xlam
Resource
win10v2004-20230915-en
General
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Target
PO 45335543 and VGEITONAS & SIA EE.xlam
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Size
656KB
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MD5
2005ee2dd249595725c3ea0389f303bf
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SHA1
100c86f353491aeb43e18aae0466701009895ac3
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SHA256
2263dfcc53f99feb7f0f88f8a3fe3174eb899159399ac989fc4f00684e716da0
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SHA512
573efcbbfe1bb84ff0e4988a0cbc95975ad584c42c4441d836978319fe387c4c56bd8a5c6f2c3c64b4665a931990d0d19d7d0fb578155c9db9a0dd1ba7f49a1b
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SSDEEP
12288:ZWv7+tRD0fIdSMg7/1A7eXKdv9wDbfAT7KiO2BaLWcjfCfr8yEDD:5tRD0fIdCA6a4DbfAvKihBaCcjqf3EDD
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 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 opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU EXCEL.EXE -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 3100 EXCEL.EXE -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 3100 EXCEL.EXE 3100 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 8 IoCs
pid Process 3100 EXCEL.EXE 3100 EXCEL.EXE 3100 EXCEL.EXE 3100 EXCEL.EXE 3100 EXCEL.EXE 3100 EXCEL.EXE 3100 EXCEL.EXE 3100 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\PO 45335543 and VGEITONAS & SIA EE.xlam"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
PID:3100