Analysis
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max time kernel
118s -
max time network
162s -
platform
windows10_x64 -
resource
win10v20210408 -
submitted
31-08-2021 05:10
Behavioral task
behavioral1
Sample
a3237c24e542efe70c01c2b628d050e38b5ea63dce784e30533ea8fd1cd4d492.xlsm
Resource
win7v20210408
Behavioral task
behavioral2
Sample
a3237c24e542efe70c01c2b628d050e38b5ea63dce784e30533ea8fd1cd4d492.xlsm
Resource
win10v20210408
General
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Target
a3237c24e542efe70c01c2b628d050e38b5ea63dce784e30533ea8fd1cd4d492.xlsm
-
Size
114KB
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MD5
b2d90c82aa0ed6b4718107131b00a127
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SHA1
85fd0bbc43312e000231bcc0753fab3931878781
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SHA256
a3237c24e542efe70c01c2b628d050e38b5ea63dce784e30533ea8fd1cd4d492
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SHA512
369d1b0378b31a002a077c24b73c670dd6480d8fb4c353d97f7b0816834e37bfe29c1c5608701821ffe26cadc182e80037fc1b2003dc50e20e86d4d324bb275b
Malware Config
Extracted
http://185.183.99.115/44313,6048108796.dat
http://51.89.73.159/44313,6048108796.dat
http://190.14.37.38/44313,6048108796.dat
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 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 Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 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 636 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 12 IoCs
Processes:
EXCEL.EXEpid process 636 EXCEL.EXE 636 EXCEL.EXE 636 EXCEL.EXE 636 EXCEL.EXE 636 EXCEL.EXE 636 EXCEL.EXE 636 EXCEL.EXE 636 EXCEL.EXE 636 EXCEL.EXE 636 EXCEL.EXE 636 EXCEL.EXE 636 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\a3237c24e542efe70c01c2b628d050e38b5ea63dce784e30533ea8fd1cd4d492.xlsm"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:636