Analysis
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max time kernel
141s -
max time network
143s -
platform
windows10_x64 -
resource
win10-en-20211208 -
submitted
18-01-2022 13:04
Behavioral task
behavioral1
Sample
d049d62982fcda04887b9a9498b4196e902f68db4e0b167cedfe56d6dd9629b6.xlsm
Resource
win10-en-20211208
General
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Target
d049d62982fcda04887b9a9498b4196e902f68db4e0b167cedfe56d6dd9629b6.xlsm
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Size
99KB
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MD5
52efffd9352e92f069923ea58a06731d
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SHA1
bed955c920705ddf35a71c93de4c316bdbe4be7b
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SHA256
d049d62982fcda04887b9a9498b4196e902f68db4e0b167cedfe56d6dd9629b6
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SHA512
02d1fad781699e538a750ae1c373d688f38cee04a91a390b62abd2db1b1f6de56137667343660689ed1ec97a8766901fc112b74b46f3ac5e3f8e1519363562e4
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 3188 EXCEL.EXE -
Suspicious use of FindShellTrayWindow 2 IoCs
Processes:
EXCEL.EXEpid process 3188 EXCEL.EXE 3188 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 8 IoCs
Processes:
EXCEL.EXEpid process 3188 EXCEL.EXE 3188 EXCEL.EXE 3188 EXCEL.EXE 3188 EXCEL.EXE 3188 EXCEL.EXE 3188 EXCEL.EXE 3188 EXCEL.EXE 3188 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\d049d62982fcda04887b9a9498b4196e902f68db4e0b167cedfe56d6dd9629b6.xlsm"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/3188-115-0x00007FF909EF0000-0x00007FF909F00000-memory.dmpFilesize
64KB
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memory/3188-116-0x00007FF909EF0000-0x00007FF909F00000-memory.dmpFilesize
64KB
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memory/3188-117-0x00007FF909EF0000-0x00007FF909F00000-memory.dmpFilesize
64KB
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memory/3188-118-0x00007FF909EF0000-0x00007FF909F00000-memory.dmpFilesize
64KB
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memory/3188-119-0x00007FF909EF0000-0x00007FF909F00000-memory.dmpFilesize
64KB
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memory/3188-128-0x00007FF906CA0000-0x00007FF906CB0000-memory.dmpFilesize
64KB
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memory/3188-129-0x00007FF906CA0000-0x00007FF906CB0000-memory.dmpFilesize
64KB
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memory/3188-272-0x00007FF909EF0000-0x00007FF909F00000-memory.dmpFilesize
64KB
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memory/3188-273-0x00007FF909EF0000-0x00007FF909F00000-memory.dmpFilesize
64KB
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memory/3188-274-0x00007FF909EF0000-0x00007FF909F00000-memory.dmpFilesize
64KB
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memory/3188-275-0x00007FF909EF0000-0x00007FF909F00000-memory.dmpFilesize
64KB