Analysis
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max time kernel
131s -
max time network
131s -
platform
windows10_x64 -
resource
win10-en-20211208 -
submitted
18-01-2022 18:09
Behavioral task
behavioral1
Sample
06c1843bd1d6be39a1c9e366fb9f72fa9bb9c3f6c5e54a555c4e2fe0497cc14e.xlsm
Resource
win10-en-20211208
General
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Target
06c1843bd1d6be39a1c9e366fb9f72fa9bb9c3f6c5e54a555c4e2fe0497cc14e.xlsm
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Size
99KB
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MD5
ed9467bcc562cb058c5fbe7b1d58dc0e
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SHA1
b2b4868e53382c2c1d42f1c4f47fd3a8287eb95e
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SHA256
06c1843bd1d6be39a1c9e366fb9f72fa9bb9c3f6c5e54a555c4e2fe0497cc14e
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SHA512
fac79b11854a8b83c216575adbba605f2aae9f4d4e91ebbe573315080e89664ac8a48e3e098cca5d94d01656911be5357f5c57737481f02c6d93d7dabf3ad710
Malware Config
Extracted
http://avionxpress.com/lp/T9b1Bga4FdDfP5HI/
http://news.tapchivietkieu.info/wordpress/CJzFM/
http://monosun.net/wp-includes/JcDnYBSKpyfU/
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\ProcessorNameString EXCEL.EXE Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz 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 3692 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 8 IoCs
Processes:
EXCEL.EXEpid process 3692 EXCEL.EXE 3692 EXCEL.EXE 3692 EXCEL.EXE 3692 EXCEL.EXE 3692 EXCEL.EXE 3692 EXCEL.EXE 3692 EXCEL.EXE 3692 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\06c1843bd1d6be39a1c9e366fb9f72fa9bb9c3f6c5e54a555c4e2fe0497cc14e.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
Loading Replay Monitor...
Downloads
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memory/3692-115-0x00007FFB428B0000-0x00007FFB428C0000-memory.dmpFilesize
64KB
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memory/3692-116-0x00007FFB428B0000-0x00007FFB428C0000-memory.dmpFilesize
64KB
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memory/3692-117-0x00007FFB428B0000-0x00007FFB428C0000-memory.dmpFilesize
64KB
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memory/3692-118-0x00007FFB428B0000-0x00007FFB428C0000-memory.dmpFilesize
64KB
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memory/3692-127-0x00007FFB428B0000-0x00007FFB428C0000-memory.dmpFilesize
64KB
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memory/3692-128-0x00007FFB3FD60000-0x00007FFB3FD70000-memory.dmpFilesize
64KB
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memory/3692-129-0x00007FFB3FD60000-0x00007FFB3FD70000-memory.dmpFilesize
64KB
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memory/3692-288-0x00007FFB428B0000-0x00007FFB428C0000-memory.dmpFilesize
64KB
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memory/3692-290-0x00007FFB428B0000-0x00007FFB428C0000-memory.dmpFilesize
64KB
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memory/3692-289-0x00007FFB428B0000-0x00007FFB428C0000-memory.dmpFilesize
64KB
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memory/3692-291-0x00007FFB428B0000-0x00007FFB428C0000-memory.dmpFilesize
64KB