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Analysis
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max time kernel
149s -
max time network
155s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
11/02/2023, 02:21
Behavioral task
behavioral1
Sample
bf8df15084510c5789060594c404cdc67327b166a9c72a3ed8c748ce00c5466c.xls
Resource
win7-20221111-en
Behavioral task
behavioral2
Sample
bf8df15084510c5789060594c404cdc67327b166a9c72a3ed8c748ce00c5466c.xls
Resource
win10v2004-20220812-en
General
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Target
bf8df15084510c5789060594c404cdc67327b166a9c72a3ed8c748ce00c5466c.xls
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Size
217KB
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MD5
2da931bfc872b5f64bb8073f72b491e9
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SHA1
b44b273bd11871c7905129634542479b4564110a
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SHA256
bf8df15084510c5789060594c404cdc67327b166a9c72a3ed8c748ce00c5466c
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SHA512
c1190f42dd1a144af26c81c12e8f0ed4814d918fbbe3e1dbbf50091087c2ab0026e679852a8e00ea9c0659cfbf5075cfbdcb9f95f77ecdd56b3413ed3bfa41b9
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SSDEEP
6144:HKpb8rGYrMPe3q7Q0XV5xtuEsi8/dgByY+TAQXTHGUMEyP5p6f5jQmq:BbGUMVWlbq
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 3452 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 12 IoCs
pid Process 3452 EXCEL.EXE 3452 EXCEL.EXE 3452 EXCEL.EXE 3452 EXCEL.EXE 3452 EXCEL.EXE 3452 EXCEL.EXE 3452 EXCEL.EXE 3452 EXCEL.EXE 3452 EXCEL.EXE 3452 EXCEL.EXE 3452 EXCEL.EXE 3452 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\bf8df15084510c5789060594c404cdc67327b166a9c72a3ed8c748ce00c5466c.xls"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:3452