Analysis
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max time kernel
141s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
21/05/2024, 03:40
Static task
static1
Behavioral task
behavioral1
Sample
21052024_0340_20052024_PO-2450911513.xlsx
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
21052024_0340_20052024_PO-2450911513.xlsx
Resource
win10v2004-20240508-en
General
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Target
21052024_0340_20052024_PO-2450911513.xlsx
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Size
722KB
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MD5
72bbc8eea573f5ea9f2ee266613e32b1
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SHA1
8f758b58795c443da1ad41ee3826cdcea1eea179
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SHA256
0e88bae5d75ca26aa096ddeb628fc74fa3d512f4c7efd8d69e2101fc1c26b050
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SHA512
741e2308fe4e49084e8824121cd1d1566e060e45f706446fc53b81b77b660e5f4b4c5315139b8e0be53738c6b4f3e9cd7dba514ce1c7b67616de45607a6ba147
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SSDEEP
12288:HfLq6SUd9GMlNkh1ATswAFjEt9bT3AR1fOUpbSuu4rUck/XPQWvE1fhEmgkuoiLN:Hfjh/llNmcXojKOOyuMrzk/ffvE1Cmgd
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\~MHz EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString EXCEL.EXE Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 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 2284 EXCEL.EXE -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 2284 EXCEL.EXE 2284 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 12 IoCs
pid Process 2284 EXCEL.EXE 2284 EXCEL.EXE 2284 EXCEL.EXE 2284 EXCEL.EXE 2284 EXCEL.EXE 2284 EXCEL.EXE 2284 EXCEL.EXE 2284 EXCEL.EXE 2284 EXCEL.EXE 2284 EXCEL.EXE 2284 EXCEL.EXE 2284 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\21052024_0340_20052024_PO-2450911513.xlsx"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
PID:2284