Analysis
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max time kernel
173s -
max time network
177s -
platform
windows10-2004_x64 -
resource
win10v2004-20220414-en -
submitted
21-04-2022 19:22
Behavioral task
behavioral1
Sample
?i=1kydyaczi.xlsm
Resource
win7-20220414-en
Behavioral task
behavioral2
Sample
?i=1kydyaczi.xlsm
Resource
win10v2004-20220414-en
General
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Target
?i=1kydyaczi.xlsm
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Size
99KB
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MD5
d9840ff5aef4fcb1e822376f0cbd15ba
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SHA1
f109110de7bb4691602099bb25ad64e7807194e7
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SHA256
348096634dee34b5a2997542f31eba52bbff0f83680ac20e2c2c4030ec0b4baa
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SHA512
6666d6935aafd3f12e9f1f57774d75e72eaa72fa03630a1cf426e7445820414602daeadda607a5fe55f3b5207763cf998e182bee359edcfa8d05cf1df6e99715
Malware Config
Extracted
http://shop.lambolero.com/iiwkjgp/eu7rH6/
http://api.task-lite.com/-/EYe3DEfcw7LCaU6T/
https://celhocortofilmfestival.stream/css/oQSBr44obE/
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 value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU EXCEL.EXE Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS EXCEL.EXE -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
Processes:
EXCEL.EXEpid process 1592 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 8 IoCs
Processes:
EXCEL.EXEpid process 1592 EXCEL.EXE 1592 EXCEL.EXE 1592 EXCEL.EXE 1592 EXCEL.EXE 1592 EXCEL.EXE 1592 EXCEL.EXE 1592 EXCEL.EXE 1592 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\_i=1kydyaczi.xlsm"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:1592