Analysis
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max time kernel
141s -
max time network
141s -
platform
windows10_x64 -
resource
win10v20201028 -
submitted
22-01-2021 07:15
Static task
static1
Behavioral task
behavioral1
Sample
2020_SOA_Payment_21Dec2020.xlsx
Resource
win7v20201028
Behavioral task
behavioral2
Sample
2020_SOA_Payment_21Dec2020.xlsx
Resource
win10v20201028
General
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Target
2020_SOA_Payment_21Dec2020.xlsx
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Size
2.4MB
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MD5
2cdc1a820d72b36d6d4ed94c8ca9d68f
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SHA1
6defcb2d984e3bc2b5cea266e1d6a009646d6831
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SHA256
85d4c229751f2a80c801186ff3494ac4f18fc8ef88d4a81a808f2bcd81fd3a87
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SHA512
67f6353af1f30f205b21c3a22bb90639d215a9d90856052c6225d1f66c81bf14a20ec8cf667bb2fdf6d851f4c4459da2ca4cfb5af6d9647f7ae438b74dcfdeaf
Malware Config
Signatures
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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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 812 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 12 IoCs
Processes:
EXCEL.EXEpid process 812 EXCEL.EXE 812 EXCEL.EXE 812 EXCEL.EXE 812 EXCEL.EXE 812 EXCEL.EXE 812 EXCEL.EXE 812 EXCEL.EXE 812 EXCEL.EXE 812 EXCEL.EXE 812 EXCEL.EXE 812 EXCEL.EXE 812 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\2020_SOA_Payment_21Dec2020.xlsx"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/812-2-0x00007FFB60CA0000-0x00007FFB60CB0000-memory.dmpFilesize
64KB
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memory/812-3-0x00007FFB60CA0000-0x00007FFB60CB0000-memory.dmpFilesize
64KB
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memory/812-4-0x00007FFB60CA0000-0x00007FFB60CB0000-memory.dmpFilesize
64KB
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memory/812-5-0x00007FFB60CA0000-0x00007FFB60CB0000-memory.dmpFilesize
64KB
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memory/812-6-0x00007FFB84D70000-0x00007FFB853A7000-memory.dmpFilesize
6.2MB