Analysis
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max time kernel
188s -
max time network
194s -
platform
windows10-2004_x64 -
resource
win10v2004-20221111-en -
resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system -
submitted
23-11-2022 10:32
Behavioral task
behavioral1
Sample
448b35ad2bfeb1353a5b668b7cbb140d9ad958d5f9ab7a426f9eb8e1a6e8b545.xls
Resource
win7-20221111-en
Behavioral task
behavioral2
Sample
448b35ad2bfeb1353a5b668b7cbb140d9ad958d5f9ab7a426f9eb8e1a6e8b545.xls
Resource
win10v2004-20221111-en
General
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Target
448b35ad2bfeb1353a5b668b7cbb140d9ad958d5f9ab7a426f9eb8e1a6e8b545.xls
-
Size
70KB
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MD5
8a4506de9bcc7b0841edc087a2936942
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SHA1
94490ba077aba51333b8afaa41aa40fe096edd55
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SHA256
448b35ad2bfeb1353a5b668b7cbb140d9ad958d5f9ab7a426f9eb8e1a6e8b545
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SHA512
e66bff3ff137aad1cb1515de0d2081306986c91d65395dae9f4c3b9814aed122f7e56177da603fbb92da77ed5e1ce00a99e6770c041729701b85ffe9274e18e1
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SSDEEP
1536:fDlYkEIbSkKBEqEXPgsRZmbaoFhZhR0cixIHm0ad50+99rHk+wTWOWhMBG5/mu:fDlYkEIuPm3fNRZmbaoFhZhR0cixIHml
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 4328 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 12 IoCs
Processes:
EXCEL.EXEpid process 4328 EXCEL.EXE 4328 EXCEL.EXE 4328 EXCEL.EXE 4328 EXCEL.EXE 4328 EXCEL.EXE 4328 EXCEL.EXE 4328 EXCEL.EXE 4328 EXCEL.EXE 4328 EXCEL.EXE 4328 EXCEL.EXE 4328 EXCEL.EXE 4328 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\448b35ad2bfeb1353a5b668b7cbb140d9ad958d5f9ab7a426f9eb8e1a6e8b545.xls"1⤵
- 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/4328-132-0x00007FF932590000-0x00007FF9325A0000-memory.dmpFilesize
64KB
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memory/4328-134-0x00007FF932590000-0x00007FF9325A0000-memory.dmpFilesize
64KB
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memory/4328-133-0x00007FF932590000-0x00007FF9325A0000-memory.dmpFilesize
64KB
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memory/4328-135-0x00007FF932590000-0x00007FF9325A0000-memory.dmpFilesize
64KB
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memory/4328-136-0x00007FF932590000-0x00007FF9325A0000-memory.dmpFilesize
64KB
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memory/4328-137-0x00007FF92FD90000-0x00007FF92FDA0000-memory.dmpFilesize
64KB
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memory/4328-138-0x00007FF92FD90000-0x00007FF92FDA0000-memory.dmpFilesize
64KB