Analysis
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max time kernel
105s -
max time network
128s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
14-06-2023 16:06
Static task
static1
Behavioral task
behavioral1
Sample
07586499.xls
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
07586499.xls
Resource
win10v2004-20230220-en
General
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Target
07586499.xls
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Size
1.7MB
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MD5
f939f0754dbf01ab04a9ad14e219a9b2
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SHA1
e3812c98288b7d8fa029aad9ba44df7872a2ca9b
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SHA256
c8638e2a29455a9f17ae246aca7156fe7346e95a9abe66fd8832ab3ff6a58746
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SHA512
d745b03012a5bd3e49819ff8edd49d8eb073f49a1072568892d23c1f307a2f35f5304c36b54dfdfc1bf05bf24c5a145824de35e2db4ca6046a8024fde4a5319e
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SSDEEP
49152:kuQ9zPjPyGiTupw1A+cJbm5Qs633AO05:kN52BTYZ+qbm5QBw
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 4108 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 12 IoCs
pid Process 4108 EXCEL.EXE 4108 EXCEL.EXE 4108 EXCEL.EXE 4108 EXCEL.EXE 4108 EXCEL.EXE 4108 EXCEL.EXE 4108 EXCEL.EXE 4108 EXCEL.EXE 4108 EXCEL.EXE 4108 EXCEL.EXE 4108 EXCEL.EXE 4108 EXCEL.EXE -
Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
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Uses Volume Shadow Copy WMI provider
The Volume Shadow Copy service is used to manage backups/snapshots.
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Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
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\07586499.xls"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:4108