Analysis
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max time kernel
124s -
max time network
141s -
platform
windows10_x64 -
resource
win10-20220414-en -
submitted
21-05-2022 17:57
Behavioral task
behavioral1
Sample
4a0d7e787a0bdfd806d29fe78cb56b3bd257497c59e1f197f72aa51cc91dc696.xls
Resource
win10-20220414-en
General
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Target
4a0d7e787a0bdfd806d29fe78cb56b3bd257497c59e1f197f72aa51cc91dc696.xls
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Size
78KB
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MD5
ce3701bea6edec5491a8fd80388a82fa
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SHA1
4af0feaecc87d1c0a272d5da53196a2789ee4085
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SHA256
4a0d7e787a0bdfd806d29fe78cb56b3bd257497c59e1f197f72aa51cc91dc696
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SHA512
ae8783dcf981e19e7bf760f89f7cc1758cc7273378c9f14dc7c31a5efa3ba6874a634ac2e9b2057e48c0388b863dd11ca894c85b451c390dd909b928c8541bdc
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 3948 EXCEL.EXE -
Suspicious use of FindShellTrayWindow 2 IoCs
Processes:
EXCEL.EXEpid process 3948 EXCEL.EXE 3948 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 8 IoCs
Processes:
EXCEL.EXEpid process 3948 EXCEL.EXE 3948 EXCEL.EXE 3948 EXCEL.EXE 3948 EXCEL.EXE 3948 EXCEL.EXE 3948 EXCEL.EXE 3948 EXCEL.EXE 3948 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\4a0d7e787a0bdfd806d29fe78cb56b3bd257497c59e1f197f72aa51cc91dc696.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/3948-117-0x00007FFD648C0000-0x00007FFD648D0000-memory.dmpFilesize
64KB
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memory/3948-118-0x00007FFD648C0000-0x00007FFD648D0000-memory.dmpFilesize
64KB
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memory/3948-119-0x00007FFD648C0000-0x00007FFD648D0000-memory.dmpFilesize
64KB
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memory/3948-120-0x00007FFD648C0000-0x00007FFD648D0000-memory.dmpFilesize
64KB
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memory/3948-129-0x00007FFD618E0000-0x00007FFD618F0000-memory.dmpFilesize
64KB
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memory/3948-130-0x00007FFD618E0000-0x00007FFD618F0000-memory.dmpFilesize
64KB
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memory/3948-281-0x00007FFD648C0000-0x00007FFD648D0000-memory.dmpFilesize
64KB
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memory/3948-282-0x00007FFD648C0000-0x00007FFD648D0000-memory.dmpFilesize
64KB
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memory/3948-283-0x00007FFD648C0000-0x00007FFD648D0000-memory.dmpFilesize
64KB
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memory/3948-284-0x00007FFD648C0000-0x00007FFD648D0000-memory.dmpFilesize
64KB