Analysis
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max time kernel
101s -
max time network
146s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
04-04-2023 02:34
Static task
static1
Behavioral task
behavioral1
Sample
1.xll
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
1.xll
Resource
win10-20230220-en
Behavioral task
behavioral3
Sample
1.xll
Resource
win10v2004-20230220-en
General
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Target
1.xll
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Size
589KB
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MD5
c56dd67070384db2e38c6a3614ab72a1
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SHA1
261cf6dc14b6ab1473ab7c86f6a8465c52bdad38
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SHA256
5fc97f75016cca661f861d8649c059b9da34a8d330589aea0f5e92bfe4a776a9
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SHA512
120aea30b77438ad7abfa3ecc5f4b14f1722587022f3c88ba023bf4729499912370035233c115932c7300178868510688e490a95ae914e9020fbca9a3185213f
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SSDEEP
6144:8cTaT6oGCNIamrNSYVnt5pONtX7EmG2dOdQRG8l/dmMF7VndLmmmmmmm644tkw95:fRpSIm3OdQwgvpVndf42HXDiuJTMw4
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 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 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 2676 EXCEL.EXE -
Suspicious use of FindShellTrayWindow 2 IoCs
Processes:
EXCEL.EXEpid process 2676 EXCEL.EXE 2676 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 13 IoCs
Processes:
EXCEL.EXEpid process 2676 EXCEL.EXE 2676 EXCEL.EXE 2676 EXCEL.EXE 2676 EXCEL.EXE 2676 EXCEL.EXE 2676 EXCEL.EXE 2676 EXCEL.EXE 2676 EXCEL.EXE 2676 EXCEL.EXE 2676 EXCEL.EXE 2676 EXCEL.EXE 2676 EXCEL.EXE 2676 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\1.xll"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/2676-133-0x00007FFE19930000-0x00007FFE19940000-memory.dmpFilesize
64KB
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memory/2676-135-0x00007FFE19930000-0x00007FFE19940000-memory.dmpFilesize
64KB
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memory/2676-134-0x00007FFE19930000-0x00007FFE19940000-memory.dmpFilesize
64KB
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memory/2676-136-0x00007FFE19930000-0x00007FFE19940000-memory.dmpFilesize
64KB
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memory/2676-137-0x00007FFE19930000-0x00007FFE19940000-memory.dmpFilesize
64KB
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memory/2676-138-0x00007FFE17400000-0x00007FFE17410000-memory.dmpFilesize
64KB
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memory/2676-139-0x00007FFE17400000-0x00007FFE17410000-memory.dmpFilesize
64KB
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memory/2676-158-0x00007FFE19930000-0x00007FFE19940000-memory.dmpFilesize
64KB
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memory/2676-159-0x00007FFE19930000-0x00007FFE19940000-memory.dmpFilesize
64KB
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memory/2676-160-0x00007FFE19930000-0x00007FFE19940000-memory.dmpFilesize
64KB
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memory/2676-161-0x00007FFE19930000-0x00007FFE19940000-memory.dmpFilesize
64KB