Analysis
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max time kernel
131s -
max time network
131s -
platform
windows10_x64 -
resource
win10-en-20211208 -
submitted
18-01-2022 13:48
Behavioral task
behavioral1
Sample
295bca18fd219190b34252db039fb0b8aa71836da2aa067b826346a115d26356.xlsm
Resource
win10-en-20211208
General
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Target
295bca18fd219190b34252db039fb0b8aa71836da2aa067b826346a115d26356.xlsm
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Size
99KB
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MD5
d2344b1ebfae7691b895a4acbb0effc7
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SHA1
8f6e50a02e0f3da5b9830b589cdfe78bd9244de0
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SHA256
295bca18fd219190b34252db039fb0b8aa71836da2aa067b826346a115d26356
-
SHA512
379ecad3fda6f75c60f04c0f0248004eddf6adf40036ef828696cd30a975709ef9d0865abf644f5d6928d34de89d2e04bce5f11580eba3c0a590e26a285fa894
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 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 3124 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 8 IoCs
Processes:
EXCEL.EXEpid process 3124 EXCEL.EXE 3124 EXCEL.EXE 3124 EXCEL.EXE 3124 EXCEL.EXE 3124 EXCEL.EXE 3124 EXCEL.EXE 3124 EXCEL.EXE 3124 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\295bca18fd219190b34252db039fb0b8aa71836da2aa067b826346a115d26356.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/3124-115-0x00007FFD72FE0000-0x00007FFD72FF0000-memory.dmpFilesize
64KB
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memory/3124-116-0x00007FFD72FE0000-0x00007FFD72FF0000-memory.dmpFilesize
64KB
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memory/3124-117-0x00007FFD72FE0000-0x00007FFD72FF0000-memory.dmpFilesize
64KB
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memory/3124-118-0x00007FFD72FE0000-0x00007FFD72FF0000-memory.dmpFilesize
64KB
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memory/3124-121-0x00007FFD72FE0000-0x00007FFD72FF0000-memory.dmpFilesize
64KB
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memory/3124-128-0x00007FFD6F570000-0x00007FFD6F580000-memory.dmpFilesize
64KB
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memory/3124-129-0x00007FFD6F570000-0x00007FFD6F580000-memory.dmpFilesize
64KB
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memory/3124-292-0x00007FFD72FE0000-0x00007FFD72FF0000-memory.dmpFilesize
64KB
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memory/3124-293-0x00007FFD72FE0000-0x00007FFD72FF0000-memory.dmpFilesize
64KB
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memory/3124-294-0x00007FFD72FE0000-0x00007FFD72FF0000-memory.dmpFilesize
64KB
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memory/3124-295-0x00007FFD72FE0000-0x00007FFD72FF0000-memory.dmpFilesize
64KB