Analysis
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max time kernel
138s -
max time network
138s -
platform
windows10_x64 -
resource
win10-20220414-en -
submitted
07-07-2022 04:37
Behavioral task
behavioral1
Sample
9ac37fad7bc6a599ffcb58074c03bf18df001af0d726f258a7170d94a698e7b7.xls
Resource
win10-20220414-en
Behavioral task
behavioral2
Sample
9ac37fad7bc6a599ffcb58074c03bf18df001af0d726f258a7170d94a698e7b7.xls
Resource
win10-20220414-en
General
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Target
9ac37fad7bc6a599ffcb58074c03bf18df001af0d726f258a7170d94a698e7b7.xls
-
Size
95KB
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MD5
74e578bf43b6ae034ad2fe062c10d808
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SHA1
fc241881f510be06d593174045767023ff63bdd2
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SHA256
9ac37fad7bc6a599ffcb58074c03bf18df001af0d726f258a7170d94a698e7b7
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SHA512
ae5fe83195ecfc2be4aa7b8ce797ed92d55ea241969432f000ba7d21453ba8eae86bcbdc2e529069b4ea40e4d51f1e56ebc0e36e9351bd699fdfffa1747241a2
Malware Config
Extracted
https://edoraseguros.com.br/cgi-bin/jQNq9wlH1GXU/
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 2532 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 8 IoCs
Processes:
EXCEL.EXEpid process 2532 EXCEL.EXE 2532 EXCEL.EXE 2532 EXCEL.EXE 2532 EXCEL.EXE 2532 EXCEL.EXE 2532 EXCEL.EXE 2532 EXCEL.EXE 2532 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\9ac37fad7bc6a599ffcb58074c03bf18df001af0d726f258a7170d94a698e7b7.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/2532-117-0x00007FF9B08A0000-0x00007FF9B08B0000-memory.dmpFilesize
64KB
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memory/2532-118-0x00007FF9B08A0000-0x00007FF9B08B0000-memory.dmpFilesize
64KB
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memory/2532-119-0x00007FF9B08A0000-0x00007FF9B08B0000-memory.dmpFilesize
64KB
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memory/2532-120-0x00007FF9B08A0000-0x00007FF9B08B0000-memory.dmpFilesize
64KB
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memory/2532-129-0x00007FF9ACD30000-0x00007FF9ACD40000-memory.dmpFilesize
64KB
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memory/2532-130-0x00007FF9ACD30000-0x00007FF9ACD40000-memory.dmpFilesize
64KB