Analysis
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max time kernel
131s -
max time network
130s -
platform
windows10_x64 -
resource
win10-en-20211208 -
submitted
14-01-2022 03:04
Behavioral task
behavioral1
Sample
efe94cedd53de019cc10da7939e5ea9a62de62e66cb917b3d2ffcc8f2fba969d.xlsm
Resource
win10-en-20211208
Behavioral task
behavioral2
Sample
efe94cedd53de019cc10da7939e5ea9a62de62e66cb917b3d2ffcc8f2fba969d.xlsm
Resource
win10-en-20211208
General
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Target
efe94cedd53de019cc10da7939e5ea9a62de62e66cb917b3d2ffcc8f2fba969d.xlsm
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Size
83KB
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MD5
8a6933b776b90c3e5610c67d12f51f79
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SHA1
5656531bdbe27bfec2fc8b51047127e50e033ebe
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SHA256
efe94cedd53de019cc10da7939e5ea9a62de62e66cb917b3d2ffcc8f2fba969d
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SHA512
c93f25f3d387e6dc3fd503553de7795ee6b09e9b1d5e911174fd5c13a9ba3a862fa88d0f19f7444077992ef51af433f71a5df3b30dd9710ce9f8f2d64aee3135
Malware Config
Extracted
http://adi.iswks.com/assets/hO1v71pqfNN/
http://kopbhawan.com/mdphht/fwqEBVQlJXHayt/
http://towardsun.net/admin/dcg3jSLkPuYsQ5xB/
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 3460 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 8 IoCs
pid Process 3460 EXCEL.EXE 3460 EXCEL.EXE 3460 EXCEL.EXE 3460 EXCEL.EXE 3460 EXCEL.EXE 3460 EXCEL.EXE 3460 EXCEL.EXE 3460 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\efe94cedd53de019cc10da7939e5ea9a62de62e66cb917b3d2ffcc8f2fba969d.xlsm"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:3460