Analysis
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max time kernel
47s -
max time network
37s -
platform
windows10-2004_x64 -
resource
win10v2004-20240611-en -
resource tags
arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system -
submitted
03-07-2024 21:12
Behavioral task
behavioral1
Sample
4b513423b4e736fb8e488154613da672ca1c41cb7dc087a894cc544b5d2beff7.xls
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
4b513423b4e736fb8e488154613da672ca1c41cb7dc087a894cc544b5d2beff7.xls
Resource
win10v2004-20240611-en
General
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Target
4b513423b4e736fb8e488154613da672ca1c41cb7dc087a894cc544b5d2beff7.xls
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Size
3.5MB
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MD5
58e8a40b423fd9917c9b97e82623fe29
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SHA1
5b568c4ba854bac3224049ebae6b433ff2c10930
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SHA256
4b513423b4e736fb8e488154613da672ca1c41cb7dc087a894cc544b5d2beff7
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SHA512
0e000e57849f4be522fb77f956ef68eda47cecf1e0b3a8b773eb1b84e5601bdcce0735d41c8727d478357c98a05d0b73f2ba97f9417874a9dbba40d1fc0ecbfe
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SSDEEP
12288:1Mzu+eHrqs2cz7OR7gSQrR8Wv62Co0pzkeNzTUA5FmNS6eRotL3kBNz8pshcrdrZ:WOGqcPjFVBN0RMs1d5WW
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.
Processes:
EXCEL.EXEdescription 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
Processes:
EXCEL.EXEdescription 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
Processes:
EXCEL.EXEpid process 2344 EXCEL.EXE -
Suspicious use of FindShellTrayWindow 2 IoCs
Processes:
EXCEL.EXEpid process 2344 EXCEL.EXE 2344 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 13 IoCs
Processes:
EXCEL.EXEpid process 2344 EXCEL.EXE 2344 EXCEL.EXE 2344 EXCEL.EXE 2344 EXCEL.EXE 2344 EXCEL.EXE 2344 EXCEL.EXE 2344 EXCEL.EXE 2344 EXCEL.EXE 2344 EXCEL.EXE 2344 EXCEL.EXE 2344 EXCEL.EXE 2344 EXCEL.EXE 2344 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\4b513423b4e736fb8e488154613da672ca1c41cb7dc087a894cc544b5d2beff7.xls"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
PID:2344