Analysis
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max time kernel
130s -
max time network
130s -
platform
windows10_x64 -
resource
win10-en-20211208 -
submitted
12-01-2022 10:58
Behavioral task
behavioral1
Sample
c4d0f3ae42ee96525f7c0b08e3e7eab28f6560c351b324b2926d0e74cd8c004c.xlsm
Resource
win10-en-20211208
Behavioral task
behavioral2
Sample
c4d0f3ae42ee96525f7c0b08e3e7eab28f6560c351b324b2926d0e74cd8c004c.xlsm
Resource
win10-en-20211208
General
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Target
c4d0f3ae42ee96525f7c0b08e3e7eab28f6560c351b324b2926d0e74cd8c004c.xlsm
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Size
83KB
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MD5
87c6c7d48700f1d10564840e9db0ee5a
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SHA1
dc4ab236d49a710ba727cc5e8e0fca7511a028e3
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SHA256
c4d0f3ae42ee96525f7c0b08e3e7eab28f6560c351b324b2926d0e74cd8c004c
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SHA512
c41c1282a2c1d2c7a44ec1f625a3d3ca18fa4e7fbb52261df589d78e5a3c8da35f6a2715175d56fbf368d58569a8f55695a9777ea53ca5c75ce8173f00e2dc3d
Malware Config
Extracted
http://unifiedpharma.com/wp-admin/ildi5K2aTIrdvEobQ/
https://kauffmancreates.com/images/G8050LVq/
https://sanagrafix.com/udll/fki4w1vFApT4Rwjp1R/
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 3780 EXCEL.EXE -
Suspicious use of FindShellTrayWindow 2 IoCs
Processes:
EXCEL.EXEpid process 3780 EXCEL.EXE 3780 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 8 IoCs
Processes:
EXCEL.EXEpid process 3780 EXCEL.EXE 3780 EXCEL.EXE 3780 EXCEL.EXE 3780 EXCEL.EXE 3780 EXCEL.EXE 3780 EXCEL.EXE 3780 EXCEL.EXE 3780 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\c4d0f3ae42ee96525f7c0b08e3e7eab28f6560c351b324b2926d0e74cd8c004c.xlsm"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
PID:3780