Analysis
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max time kernel
105s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
18-11-2022 03:04
Behavioral task
behavioral1
Sample
Notice_2053.xls
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
Notice_2053.xls
Resource
win10v2004-20220812-en
General
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Target
Notice_2053.xls
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Size
255KB
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MD5
4a39482f8109165a29e5f2982c57a895
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SHA1
1bd892084eb45b67781ec482c9e4e5e860241b32
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SHA256
3809cb404f536733812960e2c738de5fded540678064ff026583e48e4f7b3025
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SHA512
d7e8f5361a9e9b82b2f51dd62e570659719ad34079db8d355e852760cd97974efc74315ff0cee5e611fa8b5528468f34b2dbf9205e40371a89b97752c7e77261
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SSDEEP
6144:6Kpb8rGYrMPe3q7Q0XV5xtuEsi8/dgUNiwrfx9rNFMMrttRzV5Dz3UxqC8LUcSd:YNbDjP9XH5XIqZLnSd
Malware Config
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 5112 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 12 IoCs
Processes:
EXCEL.EXEpid process 5112 EXCEL.EXE 5112 EXCEL.EXE 5112 EXCEL.EXE 5112 EXCEL.EXE 5112 EXCEL.EXE 5112 EXCEL.EXE 5112 EXCEL.EXE 5112 EXCEL.EXE 5112 EXCEL.EXE 5112 EXCEL.EXE 5112 EXCEL.EXE 5112 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\Notice_2053.xls"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:5112
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/5112-132-0x00007FF8A9F90000-0x00007FF8A9FA0000-memory.dmpFilesize
64KB
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memory/5112-133-0x00007FF8A9F90000-0x00007FF8A9FA0000-memory.dmpFilesize
64KB
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memory/5112-134-0x00007FF8A9F90000-0x00007FF8A9FA0000-memory.dmpFilesize
64KB
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memory/5112-135-0x00007FF8A9F90000-0x00007FF8A9FA0000-memory.dmpFilesize
64KB
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memory/5112-136-0x00007FF8A9F90000-0x00007FF8A9FA0000-memory.dmpFilesize
64KB
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memory/5112-137-0x00007FF8A76C0000-0x00007FF8A76D0000-memory.dmpFilesize
64KB
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memory/5112-138-0x00007FF8A76C0000-0x00007FF8A76D0000-memory.dmpFilesize
64KB
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memory/5112-140-0x00007FF8A9F90000-0x00007FF8A9FA0000-memory.dmpFilesize
64KB
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memory/5112-141-0x00007FF8A9F90000-0x00007FF8A9FA0000-memory.dmpFilesize
64KB
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memory/5112-142-0x00007FF8A9F90000-0x00007FF8A9FA0000-memory.dmpFilesize
64KB
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memory/5112-143-0x00007FF8A9F90000-0x00007FF8A9FA0000-memory.dmpFilesize
64KB