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Analysis
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max time kernel
137s -
max time network
147s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
08/02/2023, 09:55
Behavioral task
behavioral1
Sample
4ac3cfd7ad8cf62e160f55053626f2a2a1cf14ca1045220bb88e38d8e7771001.xlsm
Resource
win7-20221111-en
Behavioral task
behavioral2
Sample
4ac3cfd7ad8cf62e160f55053626f2a2a1cf14ca1045220bb88e38d8e7771001.xlsm
Resource
win10v2004-20220812-en
General
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Target
4ac3cfd7ad8cf62e160f55053626f2a2a1cf14ca1045220bb88e38d8e7771001.xlsm
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Size
48KB
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MD5
c16e305c08dc20f3661f466d0a4f82bd
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SHA1
439fdd1d3962e48c01f74e978492d0de412f99c3
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SHA256
4ac3cfd7ad8cf62e160f55053626f2a2a1cf14ca1045220bb88e38d8e7771001
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SHA512
f9830c9c09dab3cd82b298c6ce62502d41b7670378b4e0dba4fa46a732f3839c896693929eae491f710a74480b0ffbdcd40450793b43fcd3772c872894889399
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SSDEEP
1536:1lFXmY3B6Y8r7mfqN1+TpCgcgsMA6VIcrW:1l1mG4YqVN1+TtRrW
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\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 -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 4588 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 12 IoCs
pid Process 4588 EXCEL.EXE 4588 EXCEL.EXE 4588 EXCEL.EXE 4588 EXCEL.EXE 4588 EXCEL.EXE 4588 EXCEL.EXE 4588 EXCEL.EXE 4588 EXCEL.EXE 4588 EXCEL.EXE 4588 EXCEL.EXE 4588 EXCEL.EXE 4588 EXCEL.EXE
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\4ac3cfd7ad8cf62e160f55053626f2a2a1cf14ca1045220bb88e38d8e7771001.xlsm"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:4588