Analysis
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max time kernel
120s -
max time network
123s -
platform
windows10_x64 -
resource
win10-en-20210920 -
submitted
18-10-2021 20:03
Static task
static1
Behavioral task
behavioral1
Sample
a0512e7537eac6c6d9bc33483261c2403c9ac0d49f6a10748b2ad81d591ec892.xlsx
Resource
win7-en-20211014
Behavioral task
behavioral2
Sample
a0512e7537eac6c6d9bc33483261c2403c9ac0d49f6a10748b2ad81d591ec892.xlsx
Resource
win10-en-20210920
General
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Target
a0512e7537eac6c6d9bc33483261c2403c9ac0d49f6a10748b2ad81d591ec892.xlsx
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Size
343KB
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MD5
5645c8ea1ca2e5012d172b9fe4b265ae
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SHA1
edcf8460d3ab64dd385ec3cea70d29c520ec8ac9
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SHA256
a0512e7537eac6c6d9bc33483261c2403c9ac0d49f6a10748b2ad81d591ec892
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SHA512
0f3ad6af4e3b2a74e639eb88e6d8c64c7f686c3ec8f7b202f76b08864f92670b8e77a9b31aca304197a8555e95f11af5e18a287e883fc6303cc9463e9f80f4ce
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 value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU EXCEL.EXE Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily EXCEL.EXE -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
Processes:
EXCEL.EXEpid process 3704 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 12 IoCs
Processes:
EXCEL.EXEpid process 3704 EXCEL.EXE 3704 EXCEL.EXE 3704 EXCEL.EXE 3704 EXCEL.EXE 3704 EXCEL.EXE 3704 EXCEL.EXE 3704 EXCEL.EXE 3704 EXCEL.EXE 3704 EXCEL.EXE 3704 EXCEL.EXE 3704 EXCEL.EXE 3704 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\a0512e7537eac6c6d9bc33483261c2403c9ac0d49f6a10748b2ad81d591ec892.xlsx"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:3704