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Analysis
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max time kernel
135s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20220901-en -
resource tags
arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system -
submitted
16/12/2022, 21:53
Static task
static1
Behavioral task
behavioral1
Sample
Device/HarddiskVolume3/Users/carolina.navarrete/AppData/Local/Packages/microsoft.windowscommunicatio.xlsx
Resource
win7-20221111-en
Behavioral task
behavioral2
Sample
Device/HarddiskVolume3/Users/carolina.navarrete/AppData/Local/Packages/microsoft.windowscommunicatio.xlsx
Resource
win10v2004-20220901-en
General
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Target
Device/HarddiskVolume3/Users/carolina.navarrete/AppData/Local/Packages/microsoft.windowscommunicatio.xlsx
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Size
642KB
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MD5
b70739993a30dc6e643f2291fb43e54b
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SHA1
0af067d31a8806a60cde2fac3be712702161d03b
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SHA256
961a0bd8d2a2553a7976fc90f4fbe5cecb13ffdc337775aa7c1bf27151a8b7e7
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SHA512
e4bcf0fa722c92d0a1cccddf9314e6a532853d31c26eeae6bd6ae35497ad34d1490f991bd7b014d13dbf718dc438f57f6a110a663442ad715236949ad3a9fdc9
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SSDEEP
12288:ZBrBcT9xT6NvFgS7L2CgnGhq/LklC1sZrHp7IYvK05REYKqwIm8:Z7EGN7OqWsCylJUUDElqfm8
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.
description 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
description 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
pid Process 4816 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 13 IoCs
pid Process 4816 EXCEL.EXE 4816 EXCEL.EXE 4816 EXCEL.EXE 4816 EXCEL.EXE 4816 EXCEL.EXE 4816 EXCEL.EXE 4816 EXCEL.EXE 4816 EXCEL.EXE 4816 EXCEL.EXE 4816 EXCEL.EXE 4816 EXCEL.EXE 4816 EXCEL.EXE 4816 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\Device\HarddiskVolume3\Users\carolina.navarrete\AppData\Local\Packages\microsoft.windowscommunicatio.xlsx"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:4816