Analysis
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max time kernel
133s -
max time network
135s -
platform
windows10_x64 -
resource
win10-en-20211208 -
submitted
14-01-2022 16:44
Behavioral task
behavioral1
Sample
6e3f7fbf88f0c06a06f7c3fa532eb76dc49819a18988ab866c98c246717e1e5e.xlsm
Resource
win10-en-20211208
Behavioral task
behavioral2
Sample
6e3f7fbf88f0c06a06f7c3fa532eb76dc49819a18988ab866c98c246717e1e5e.xlsm
Resource
win10-en-20211208
General
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Target
6e3f7fbf88f0c06a06f7c3fa532eb76dc49819a18988ab866c98c246717e1e5e.xlsm
-
Size
83KB
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MD5
864eaed6a667c04ce8c4af621e4dfded
-
SHA1
49e79859df0b4b4042728ba2984bfd7b52c0fc16
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SHA256
6e3f7fbf88f0c06a06f7c3fa532eb76dc49819a18988ab866c98c246717e1e5e
-
SHA512
aa6f4fa4ae8d6f0ad15c5939b975e0cd3ffc6d47f7ac41363a6fb91a62f115c78e4d0b0b19ff2b941272dd06a32b42145e8eda6f1ec7bd18974d7e3a7dbd83dc
Malware Config
Extracted
http://www.crownpacificpartners.com/guglio/Rt4el/
http://nbp-c.com/ya/O0BO5vb3z1MkWcDOqV2/
http://rjmtel.com/wp-content/bYAiTvGo635qKITG6/
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 3896 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 8 IoCs
Processes:
EXCEL.EXEpid process 3896 EXCEL.EXE 3896 EXCEL.EXE 3896 EXCEL.EXE 3896 EXCEL.EXE 3896 EXCEL.EXE 3896 EXCEL.EXE 3896 EXCEL.EXE 3896 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\6e3f7fbf88f0c06a06f7c3fa532eb76dc49819a18988ab866c98c246717e1e5e.xlsm"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/3896-115-0x00007FFEF3A30000-0x00007FFEF3A40000-memory.dmpFilesize
64KB
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memory/3896-116-0x00007FFEF3A30000-0x00007FFEF3A40000-memory.dmpFilesize
64KB
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memory/3896-117-0x00007FFEF3A30000-0x00007FFEF3A40000-memory.dmpFilesize
64KB
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memory/3896-118-0x00007FFEF3A30000-0x00007FFEF3A40000-memory.dmpFilesize
64KB
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memory/3896-119-0x000002A8F49C0000-0x000002A8F49C2000-memory.dmpFilesize
8KB
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memory/3896-120-0x000002A8F49C0000-0x000002A8F49C2000-memory.dmpFilesize
8KB
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memory/3896-121-0x00007FFEF3A30000-0x00007FFEF3A40000-memory.dmpFilesize
64KB
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memory/3896-122-0x000002A8F49C0000-0x000002A8F49C2000-memory.dmpFilesize
8KB