Analysis
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max time kernel
101s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20230221-en -
resource tags
arch:x64arch:x86image:win10v2004-20230221-enlocale:en-usos:windows10-2004-x64system -
submitted
13-03-2023 08:30
Static task
static1
Behavioral task
behavioral1
Sample
may payrol20.xls
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
may payrol20.xls
Resource
win10v2004-20230221-en
General
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Target
may payrol20.xls
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Size
1.1MB
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MD5
886c9f4e23a80d93e7560d56a2329202
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SHA1
3261ec5958083d525fd15f23a126b4282b317371
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SHA256
d877466b1eac630db146f7ef7ed85d120f3408da91af6aa04cff285084b53df8
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SHA512
bb6ef0ab750ddd9cee636c2e31905365f985fab7eba513b02c0dd062781cd8750f6283a42b14ed83d977fa6e06be0eaa6fd6a3999a2baebe959e689a46ca6be9
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SSDEEP
12288:keRYuThSfkppyPAxgLJzTyCl9tQD2Z6oi3xJNJhTVKBI1fNtJTh:BRYudeCWAxg1Cdq+xDJhxf13r
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 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 1272 EXCEL.EXE -
Suspicious use of FindShellTrayWindow 2 IoCs
Processes:
EXCEL.EXEpid process 1272 EXCEL.EXE 1272 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 12 IoCs
Processes:
EXCEL.EXEpid process 1272 EXCEL.EXE 1272 EXCEL.EXE 1272 EXCEL.EXE 1272 EXCEL.EXE 1272 EXCEL.EXE 1272 EXCEL.EXE 1272 EXCEL.EXE 1272 EXCEL.EXE 1272 EXCEL.EXE 1272 EXCEL.EXE 1272 EXCEL.EXE 1272 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\may payrol20.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/1272-133-0x00007FFF6F770000-0x00007FFF6F780000-memory.dmpFilesize
64KB
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memory/1272-134-0x00007FFF6F770000-0x00007FFF6F780000-memory.dmpFilesize
64KB
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memory/1272-135-0x00007FFF6F770000-0x00007FFF6F780000-memory.dmpFilesize
64KB
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memory/1272-136-0x00007FFF6F770000-0x00007FFF6F780000-memory.dmpFilesize
64KB
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memory/1272-137-0x00007FFF6F770000-0x00007FFF6F780000-memory.dmpFilesize
64KB
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memory/1272-138-0x00007FFF6D190000-0x00007FFF6D1A0000-memory.dmpFilesize
64KB
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memory/1272-139-0x00007FFF6D190000-0x00007FFF6D1A0000-memory.dmpFilesize
64KB
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memory/1272-158-0x00007FFF6F770000-0x00007FFF6F780000-memory.dmpFilesize
64KB
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memory/1272-159-0x00007FFF6F770000-0x00007FFF6F780000-memory.dmpFilesize
64KB
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memory/1272-160-0x00007FFF6F770000-0x00007FFF6F780000-memory.dmpFilesize
64KB
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memory/1272-161-0x00007FFF6F770000-0x00007FFF6F780000-memory.dmpFilesize
64KB