Analysis
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max time kernel
133s -
max time network
137s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
20/11/2024, 08:22
Behavioral task
behavioral1
Sample
650af6141197b50b1dbbc8eb9183d44eab4b6214e0681c53cf22a540e75198d4.xlsm
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
650af6141197b50b1dbbc8eb9183d44eab4b6214e0681c53cf22a540e75198d4.xlsm
Resource
win10v2004-20241007-en
General
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Target
650af6141197b50b1dbbc8eb9183d44eab4b6214e0681c53cf22a540e75198d4.xlsm
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Size
38KB
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MD5
2d53cc73d114ffccf26818f01e275cb6
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SHA1
70b1a5c943bf915b8ea4b28ab65eba5e614c45fb
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SHA256
650af6141197b50b1dbbc8eb9183d44eab4b6214e0681c53cf22a540e75198d4
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SHA512
33f25deed21db7baafa2fd23c78c3946b021de3d2a4ebf6fc82a106e5e44a4baee795f0f4e766d7cf46d05faa9efe258482f0ad471483a9a47017deda1069091
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SSDEEP
768:MWV9/1ZJVOwyjOZpqcVbZYpoRuBlIiOKMArOooooooooooooooooooooooooooZz:MWXd4wCOZZ1ZYpoQ/pMA0VIIlt
Malware Config
Extracted
https://www.berekethaber.com/dosyalar/4MZnNVw8Z/
https://damjangro.org/data/IlBcH2mM/
https://actwell.fr/logs/cGx7Ll6CB2k0NLWDTcL/
https://www.awam.be/wp-admin/ug9Zz/
https://protokol.mx/Archivos/SjKWNoeYre/
https://alfaomega.dk/wp-includes/P4UN9RYvDCJssgv/
https://bengtverhoef.nl/stats/SJ1csD7/
Signatures
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Process spawned unexpected child process 1 IoCs
This typically indicates the parent process was compromised via an exploit or macro.
description pid pid_target Process procid_target Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 4368 4640 regsvr32.exe 82 -
System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language regsvr32.exe -
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 4640 EXCEL.EXE -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 4640 EXCEL.EXE 4640 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 12 IoCs
pid Process 4640 EXCEL.EXE 4640 EXCEL.EXE 4640 EXCEL.EXE 4640 EXCEL.EXE 4640 EXCEL.EXE 4640 EXCEL.EXE 4640 EXCEL.EXE 4640 EXCEL.EXE 4640 EXCEL.EXE 4640 EXCEL.EXE 4640 EXCEL.EXE 4640 EXCEL.EXE -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4640 wrote to memory of 4368 4640 EXCEL.EXE 92 PID 4640 wrote to memory of 4368 4640 EXCEL.EXE 92 PID 4640 wrote to memory of 4368 4640 EXCEL.EXE 92
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\650af6141197b50b1dbbc8eb9183d44eab4b6214e0681c53cf22a540e75198d4.xlsm"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4640 -
C:\Windows\SysWow64\regsvr32.exeC:\Windows\SysWow64\regsvr32.exe -s ..\dfebegfs.ocx2⤵
- Process spawned unexpected child process
- System Location Discovery: System Language Discovery
PID:4368
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