Analysis
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max time kernel
146s -
max time network
137s -
platform
windows10_x64 -
resource
win10v20201028 -
submitted
14-03-2021 22:03
Behavioral task
behavioral1
Sample
3952.xlsm
Resource
win7v20201028
windows7_x64
0 signatures
0 seconds
Behavioral task
behavioral2
Sample
3952.xlsm
Resource
win10v20201028
windows10_x64
0 signatures
0 seconds
General
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Target
3952.xlsm
-
Size
25KB
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MD5
3e171388734cd76415b35beebaf35dc8
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SHA1
6c12e129fedce3b929cd684b338fca55f4c0f68b
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SHA256
45e10a76f4162773e2456f75a1781729aa203600be5b041e17e31a4d9ac415f8
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SHA512
959293bb33adee979eeaa77b5c08676f1de58b0cd2d81e52e292002454d8993eca8b315f2c2614595f3a6ccd290e0f68e6bca6c0d5c9b7cea4b7633432705daf
Score
7/10
Malware Config
Signatures
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Deletes itself 1 IoCs
Processes:
EXCEL.EXEpid process 3116 EXCEL.EXE -
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\SystemSKU EXCEL.EXE Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily EXCEL.EXE -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
Processes:
EXCEL.EXEpid process 3116 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 13 IoCs
Processes:
EXCEL.EXEpid process 3116 EXCEL.EXE 3116 EXCEL.EXE 3116 EXCEL.EXE 3116 EXCEL.EXE 3116 EXCEL.EXE 3116 EXCEL.EXE 3116 EXCEL.EXE 3116 EXCEL.EXE 3116 EXCEL.EXE 3116 EXCEL.EXE 3116 EXCEL.EXE 3116 EXCEL.EXE 3116 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\3952.xlsm"1⤵
- Deletes itself
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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memory/3116-2-0x00007FF7FC7D0000-0x00007FF7FC7E0000-memory.dmpFilesize
64KB
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memory/3116-3-0x00007FF7FC7D0000-0x00007FF7FC7E0000-memory.dmpFilesize
64KB
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memory/3116-4-0x00007FF7FC7D0000-0x00007FF7FC7E0000-memory.dmpFilesize
64KB
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memory/3116-5-0x00007FF81FA80000-0x00007FF8200B7000-memory.dmpFilesize
6.2MB
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memory/3116-6-0x00007FF7FC7D0000-0x00007FF7FC7E0000-memory.dmpFilesize
64KB