Analysis
- max time kernel
120s - max time network
139s - platform
windows10_x64 - resource
win10-en-20211104 - submitted
29/11/2021, 14:00
Static task
static1
Behavioral task
behavioral1
Sample
tax_09471329.xlsb
Resource
win7-en-20211104
0 signatures
0 seconds
Behavioral task
behavioral2
Sample
tax_09471329.xlsb
Resource
win10-en-20211104
0 signatures
0 seconds
General
- Target tax_09471329.xlsb
- Size 110KB
- Sample211129-razzdafbh6
- SHA256 0c210c856d7b94ff365a5221b4207e2fe0b538be411a2def3f15dc88bc90c86e
- MD5 5a7254dcd135ffa0c950fb82e98008cd
- SHA1 8d8e18569e40c0bd0f40c5e686db844b6b7c589e
- SHA512 b0919f79e1d568307dabc8e9c2fb9903344a4aeb41cd7ac6b5e10a74130ac44aa9ab3a359bba43fd633b314fd3c49b425f9b306cea88142fdafe08c71d5a428a
- MD5 SHA1 SHA512
Score
1/10
Malware Config
Signatures
- 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 2564 EXCEL.EXE - Suspicious use of SetWindowsHookEx 14 IoCs
pid Process 2564 EXCEL.EXE 2564 EXCEL.EXE 2564 EXCEL.EXE 2564 EXCEL.EXE 2564 EXCEL.EXE 2564 EXCEL.EXE 2564 EXCEL.EXE 2564 EXCEL.EXE 2564 EXCEL.EXE 2564 EXCEL.EXE 2564 EXCEL.EXE 2564 EXCEL.EXE 2564 EXCEL.EXE 2564 EXCEL.EXE
Processes
-
C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\tax_09471329.xlsb"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:2564