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Analysis
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max time kernel
81s -
max time network
142s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
30/09/2022, 20:09
Behavioral task
behavioral1
Sample
EXCELntDonut_C#.xlsm
Resource
win7-20220901-en
6 signatures
150 seconds
Behavioral task
behavioral2
Sample
EXCELntDonut_C#.xlsm
Resource
win10v2004-20220812-en
4 signatures
150 seconds
General
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Target
EXCELntDonut_C#.xlsm
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Size
166KB
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MD5
6e395d5f298ca0268e4f43b7837195d5
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SHA1
9f106e7846e4af5d5a460217d6f176e1ac1013fe
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SHA256
e040040b65422449f0a09632d479d61af870f5568c56a6d61d7ceeb28b41a1c5
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SHA512
6bf223132a4c8647f8e9769c62e8c045d849250e00a22f21b8bab08294b36c6690857c8fae2defb0f79cfd1e2eb8643ba9d93424cf89d55ec44fd5d90d0f0277
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SSDEEP
3072:WojFkkaj7+OyONOdjSps+j3NUVGfzXPrNW3gnIiQjGuHmkUWBYofGUh:pRk7j7+3OEdey+jdTbXDNW3gnOmkUWBD
Score
1/10
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 2296 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 12 IoCs
pid Process 2296 EXCEL.EXE 2296 EXCEL.EXE 2296 EXCEL.EXE 2296 EXCEL.EXE 2296 EXCEL.EXE 2296 EXCEL.EXE 2296 EXCEL.EXE 2296 EXCEL.EXE 2296 EXCEL.EXE 2296 EXCEL.EXE 2296 EXCEL.EXE 2296 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\EXCELntDonut_C#.xlsm"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:2296