Analysis
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max time kernel
141s -
max time network
144s -
platform
windows10-2004_x64 -
resource
win10v2004-20231130-en -
resource tags
arch:x64arch:x86image:win10v2004-20231130-enlocale:en-usos:windows10-2004-x64system -
submitted
08-12-2023 00:44
Static task
static1
Behavioral task
behavioral1
Sample
obizx.rtf
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
obizx.rtf
Resource
win10v2004-20231130-en
General
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Target
obizx.rtf
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Size
245KB
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MD5
bbe4487cdb60e2489e3b816ca308a13d
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SHA1
d2852cc476f324c63f1e7daece79d6e4c7539a54
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SHA256
6fd4fdc6c62743bc1d58364976da63cf140b6f92ae1769034c84094aa680f087
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SHA512
2aef2e3e4d07346d3e051d0882414c536fbdb562158a59ae123cb01aa76197de8018c4faf1ee6d9ad45e0e30ab6c19b4af71cf84a476a2d7306fd46ed759a326
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SSDEEP
768:xwAbZSibMX9gRWjtwAbZSibMX9gRWjiJ9Q1jv00QX3SxuzoBbWjqz4lLpE/e9t1z:xwAlRkwAlRN8FeSxukBaq0pEEtYM
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:
WINWORD.EXEdescription ioc process Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 WINWORD.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz WINWORD.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString WINWORD.EXE -
Enumerates system info in registry 2 TTPs 3 IoCs
Processes:
WINWORD.EXEdescription ioc process Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS WINWORD.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily WINWORD.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU WINWORD.EXE -
Suspicious behavior: AddClipboardFormatListener 2 IoCs
Processes:
WINWORD.EXEpid process 3568 WINWORD.EXE 3568 WINWORD.EXE -
Suspicious use of SetWindowsHookEx 8 IoCs
Processes:
WINWORD.EXEpid process 3568 WINWORD.EXE 3568 WINWORD.EXE 3568 WINWORD.EXE 3568 WINWORD.EXE 3568 WINWORD.EXE 3568 WINWORD.EXE 3568 WINWORD.EXE 3568 WINWORD.EXE
Processes
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C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE"C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\obizx.rtf" /o ""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 v13
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/3568-0-0x00007FFC627F0000-0x00007FFC62800000-memory.dmpFilesize
64KB
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memory/3568-3-0x00007FFCA2770000-0x00007FFCA2965000-memory.dmpFilesize
2.0MB
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memory/3568-5-0x00007FFCA2770000-0x00007FFCA2965000-memory.dmpFilesize
2.0MB
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memory/3568-7-0x00007FFCA2770000-0x00007FFCA2965000-memory.dmpFilesize
2.0MB
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memory/3568-9-0x00007FFCA2770000-0x00007FFCA2965000-memory.dmpFilesize
2.0MB
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memory/3568-8-0x00007FFC627F0000-0x00007FFC62800000-memory.dmpFilesize
64KB
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memory/3568-6-0x00007FFC627F0000-0x00007FFC62800000-memory.dmpFilesize
64KB
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memory/3568-10-0x00007FFCA2770000-0x00007FFCA2965000-memory.dmpFilesize
2.0MB
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memory/3568-11-0x00007FFCA2770000-0x00007FFCA2965000-memory.dmpFilesize
2.0MB
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memory/3568-13-0x00007FFCA2770000-0x00007FFCA2965000-memory.dmpFilesize
2.0MB
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memory/3568-14-0x00007FFCA2770000-0x00007FFCA2965000-memory.dmpFilesize
2.0MB
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memory/3568-12-0x00007FFCA2770000-0x00007FFCA2965000-memory.dmpFilesize
2.0MB
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memory/3568-16-0x00007FFCA2770000-0x00007FFCA2965000-memory.dmpFilesize
2.0MB
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memory/3568-15-0x00007FFC60560000-0x00007FFC60570000-memory.dmpFilesize
64KB
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memory/3568-4-0x00007FFC627F0000-0x00007FFC62800000-memory.dmpFilesize
64KB
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memory/3568-2-0x00007FFC627F0000-0x00007FFC62800000-memory.dmpFilesize
64KB
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memory/3568-1-0x00007FFCA2770000-0x00007FFCA2965000-memory.dmpFilesize
2.0MB
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memory/3568-17-0x00007FFC60560000-0x00007FFC60570000-memory.dmpFilesize
64KB
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memory/3568-31-0x00007FFCA2770000-0x00007FFCA2965000-memory.dmpFilesize
2.0MB
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memory/3568-32-0x00007FFCA2770000-0x00007FFCA2965000-memory.dmpFilesize
2.0MB
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memory/3568-33-0x00007FFCA2770000-0x00007FFCA2965000-memory.dmpFilesize
2.0MB
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memory/3568-56-0x00007FFC627F0000-0x00007FFC62800000-memory.dmpFilesize
64KB
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memory/3568-59-0x00007FFCA2770000-0x00007FFCA2965000-memory.dmpFilesize
2.0MB
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memory/3568-58-0x00007FFC627F0000-0x00007FFC62800000-memory.dmpFilesize
64KB
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memory/3568-57-0x00007FFC627F0000-0x00007FFC62800000-memory.dmpFilesize
64KB
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memory/3568-60-0x00007FFC627F0000-0x00007FFC62800000-memory.dmpFilesize
64KB
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memory/3568-61-0x00007FFCA2770000-0x00007FFCA2965000-memory.dmpFilesize
2.0MB
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memory/3568-63-0x00007FFCA2770000-0x00007FFCA2965000-memory.dmpFilesize
2.0MB
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memory/3568-62-0x00007FFCA2770000-0x00007FFCA2965000-memory.dmpFilesize
2.0MB