Analysis
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max time kernel
124s -
max time network
126s -
platform
windows10_x64 -
resource
win10-20220414-en -
submitted
21-05-2022 18:07
Behavioral task
behavioral1
Sample
5234d8010e2d4159f3e7f526bf2e0fff77aa9e8644d62e6c07680b173ea426e7.xls
Resource
win10-20220414-en
General
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Target
5234d8010e2d4159f3e7f526bf2e0fff77aa9e8644d62e6c07680b173ea426e7.xls
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Size
78KB
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MD5
3a373bc4aa8ef7f65fdfa455173b5687
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SHA1
3b179f1f1d0d2bcc8fa8074f5c8e36fbd3436014
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SHA256
5234d8010e2d4159f3e7f526bf2e0fff77aa9e8644d62e6c07680b173ea426e7
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SHA512
8e9a7acd52231fab6807d08ed125a99faceca65935050c1c53f64c19860ff30036da06b3da24b668190e4351aabebaa847fff7ea2e7663589470eb344d1901f4
Malware Config
Extracted
https://hostal-alfonso12.com/clases/SKtPvv/
http://howesitgoing.com/images/HyaDnlbl6K7tbh2Lugys/
https://www.jdserralheria.com.br/cgi-bin/KFG6/
http://inteirado.com.br/fonts/7dJCVvuE5x3YrGQs2oJz/
http://iciee.untirta.ac.id/test/GccRw/
https://ideoso.com.tw/cgi-bin/zLrnBd2Eg1N3UVy5yL/
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 1956 EXCEL.EXE -
Suspicious use of FindShellTrayWindow 2 IoCs
Processes:
EXCEL.EXEpid process 1956 EXCEL.EXE 1956 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 8 IoCs
Processes:
EXCEL.EXEpid process 1956 EXCEL.EXE 1956 EXCEL.EXE 1956 EXCEL.EXE 1956 EXCEL.EXE 1956 EXCEL.EXE 1956 EXCEL.EXE 1956 EXCEL.EXE 1956 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\5234d8010e2d4159f3e7f526bf2e0fff77aa9e8644d62e6c07680b173ea426e7.xls"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/1956-116-0x00007FFDC1640000-0x00007FFDC1650000-memory.dmpFilesize
64KB
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memory/1956-117-0x00007FFDC1640000-0x00007FFDC1650000-memory.dmpFilesize
64KB
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memory/1956-118-0x00007FFDC1640000-0x00007FFDC1650000-memory.dmpFilesize
64KB
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memory/1956-119-0x00007FFDC1640000-0x00007FFDC1650000-memory.dmpFilesize
64KB
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memory/1956-128-0x00007FFDBDB80000-0x00007FFDBDB90000-memory.dmpFilesize
64KB
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memory/1956-129-0x00007FFDBDB80000-0x00007FFDBDB90000-memory.dmpFilesize
64KB
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memory/1956-304-0x00007FFDC1640000-0x00007FFDC1650000-memory.dmpFilesize
64KB
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memory/1956-305-0x00007FFDC1640000-0x00007FFDC1650000-memory.dmpFilesize
64KB
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memory/1956-306-0x00007FFDC1640000-0x00007FFDC1650000-memory.dmpFilesize
64KB
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memory/1956-307-0x00007FFDC1640000-0x00007FFDC1650000-memory.dmpFilesize
64KB