Analysis
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max time kernel
138s -
max time network
135s -
platform
windows10_x64 -
resource
win10v20201028 -
submitted
12-01-2021 06:09
Static task
static1
Behavioral task
behavioral1
Sample
BSL 21 PYT.xlsx
Resource
win7v20201028
windows7_x64
0 signatures
0 seconds
Behavioral task
behavioral2
Sample
BSL 21 PYT.xlsx
Resource
win10v20201028
windows10_x64
0 signatures
0 seconds
General
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Target
BSL 21 PYT.xlsx
-
Size
2.5MB
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MD5
a54193468101d99a1d194d8feac6476c
-
SHA1
e861bbf690146940f82b13f09e07f2da338e7885
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SHA256
0aafe6b3993e50e58efde794bd8ba2f5eb9b69674918c57546a10e40103ba940
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SHA512
1a6397ee5a981552096f8688288804feb221ed2f0e08f4511d875bec0b4261fbf743bdb110d9ddcd534fcf27813e65bedeaf43d52eae4134ac2c1c6e227c9e83
Score
1/10
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:
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 644 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 12 IoCs
Processes:
EXCEL.EXEpid process 644 EXCEL.EXE 644 EXCEL.EXE 644 EXCEL.EXE 644 EXCEL.EXE 644 EXCEL.EXE 644 EXCEL.EXE 644 EXCEL.EXE 644 EXCEL.EXE 644 EXCEL.EXE 644 EXCEL.EXE 644 EXCEL.EXE 644 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\BSL 21 PYT.xlsx"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:644
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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memory/644-2-0x00007FF91E770000-0x00007FF91EDA7000-memory.dmpFilesize
6.2MB