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Analysis
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max time kernel
147s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
12/03/2024, 22:00
Static task
static1
Behavioral task
behavioral1
Sample
b66b84cdb1de2992fda745608ed453f3cba76e36e963b05ef4680799dba0784e.xlsx
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
b66b84cdb1de2992fda745608ed453f3cba76e36e963b05ef4680799dba0784e.xlsx
Resource
win10v2004-20240226-en
General
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Target
b66b84cdb1de2992fda745608ed453f3cba76e36e963b05ef4680799dba0784e.xlsx
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Size
29KB
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MD5
e777698502dba676e54621a4b04ba621
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SHA1
2ebb174dc8cd344b1d5ddc090b29e62f4d8e79ec
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SHA256
b66b84cdb1de2992fda745608ed453f3cba76e36e963b05ef4680799dba0784e
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SHA512
3119f962f163147ba2e4a3a1e57ab1e383983672a770713f35d7860f50877eef2286eec525d64a0422745948a305a46a0fdaefb562d618920685ec90786a3122
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SSDEEP
768:wnEQpllh7tAafroiianGoHoJ+yWWn0Wht/b:nQJh7Lro4ntD+0A/b
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 4236 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 12 IoCs
pid Process 4236 EXCEL.EXE 4236 EXCEL.EXE 4236 EXCEL.EXE 4236 EXCEL.EXE 4236 EXCEL.EXE 4236 EXCEL.EXE 4236 EXCEL.EXE 4236 EXCEL.EXE 4236 EXCEL.EXE 4236 EXCEL.EXE 4236 EXCEL.EXE 4236 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\b66b84cdb1de2992fda745608ed453f3cba76e36e963b05ef4680799dba0784e.xlsx"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:4236