Analysis
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max time kernel
144s -
max time network
127s -
platform
windows10-2004_x64 -
resource
win10v2004-20240709-en -
resource tags
arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system -
submitted
20/07/2024, 09:55
Static task
static1
Behavioral task
behavioral1
Sample
5bf939a5ebe508171529552a5d1495f495393ebb08eb87c08ac1f5fb9e0f941d.xls
Resource
win7-20240705-en
Behavioral task
behavioral2
Sample
5bf939a5ebe508171529552a5d1495f495393ebb08eb87c08ac1f5fb9e0f941d.xls
Resource
win10v2004-20240709-en
General
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Target
5bf939a5ebe508171529552a5d1495f495393ebb08eb87c08ac1f5fb9e0f941d.xls
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Size
118KB
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MD5
b363a9de28fa08d52fd1bcbe66b62177
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SHA1
4d76d82d397c088d68038414bcc945c7e62fef9f
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SHA256
5bf939a5ebe508171529552a5d1495f495393ebb08eb87c08ac1f5fb9e0f941d
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SHA512
ecbc3d03d4c30a1d85ecbde1fdbc262c41e90743117d9f407676eaf03ee61fdd227699e4b4adcbc0aa15856b1c85dee5f2fd66548aa96c9f56306da424fe670c
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SSDEEP
1536:HtZjb5CNvDUyPILbqcH1pxt3HrsbDMTXLMEBun3OJdvc3hZPGgqGa:HPj9cgBbq6xtXIbYwEQ3OnvWHPG
Malware Config
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 2864 3684 mshta.exe 83 -
Detected phishing page
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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 3684 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 12 IoCs
pid Process 3684 EXCEL.EXE 3684 EXCEL.EXE 3684 EXCEL.EXE 3684 EXCEL.EXE 3684 EXCEL.EXE 3684 EXCEL.EXE 3684 EXCEL.EXE 3684 EXCEL.EXE 3684 EXCEL.EXE 3684 EXCEL.EXE 3684 EXCEL.EXE 3684 EXCEL.EXE -
Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 3684 wrote to memory of 2864 3684 EXCEL.EXE 88 PID 3684 wrote to memory of 2864 3684 EXCEL.EXE 88 -
Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
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Uses Volume Shadow Copy WMI provider
The Volume Shadow Copy service is used to manage backups/snapshots.
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Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
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\5bf939a5ebe508171529552a5d1495f495393ebb08eb87c08ac1f5fb9e0f941d.xls"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3684 -
C:\Windows\System32\mshta.exeC:\Windows\System32\mshta.exe -Embedding2⤵
- Process spawned unexpected child process
PID:2864
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