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Analysis
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max time kernel
296s -
max time network
347s -
platform
windows10-2004_x64 -
resource
win10v2004-20221111-en -
resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system -
submitted
29/01/2023, 19:22
Behavioral task
behavioral1
Sample
bc79a58b3cf723521c0cd7eee8c4084f15609a1acd41db09898cf40c2753c3c5.xlsm
Resource
win7-20220901-en
Behavioral task
behavioral2
Sample
bc79a58b3cf723521c0cd7eee8c4084f15609a1acd41db09898cf40c2753c3c5.xlsm
Resource
win10v2004-20221111-en
General
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Target
bc79a58b3cf723521c0cd7eee8c4084f15609a1acd41db09898cf40c2753c3c5.xlsm
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Size
352KB
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MD5
432b05fb9731cb01d37aacbbb1083351
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SHA1
27228feb776a3f613fcbc4b6b7df8209197116f7
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SHA256
bc79a58b3cf723521c0cd7eee8c4084f15609a1acd41db09898cf40c2753c3c5
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SHA512
71c20fefa1606dcae2a3da2d2755bc4c2db804a779d939c0fe0cc740b4841c840f7dbf808faf2c779d75b58194913cac7097e393c1bbe874ddbcf39eefcddff8
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SSDEEP
6144:ATq1jURRRY1QzB8WTXgmKjNNt9MxBJd6E3MsUbsXmR6hSJi6qnv:ui1QzB8WTyjNpMesUbsXmR6hS06qnv
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 3388 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 3388 EXCEL.EXE 3388 EXCEL.EXE 3388 EXCEL.EXE 3388 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\bc79a58b3cf723521c0cd7eee8c4084f15609a1acd41db09898cf40c2753c3c5.xlsm"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:3388