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Analysis
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max time kernel
121s -
max time network
125s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system -
submitted
09/01/2024, 11:45
Static task
static1
Behavioral task
behavioral1
Sample
4e36ecfe620d17aa6223cc63286d73d8.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
4e36ecfe620d17aa6223cc63286d73d8.exe
Resource
win10v2004-20231215-en
General
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Target
4e36ecfe620d17aa6223cc63286d73d8.exe
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Size
3.0MB
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MD5
4e36ecfe620d17aa6223cc63286d73d8
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SHA1
822e3653650ff9b37afb96cf24087ebf307a8be6
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SHA256
3ad07e74a2cb134d304917e7f3af8fcba928dc73a35e01700f4de1affa0c05ca
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SHA512
749b3d7f34348992279f998bafc559ec527151ebe2409d1dfb07c6d8c27d4129ab367fcd2203bd1001791fd907251c1d1a25be8779a9880e1d351211e87fff7d
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SSDEEP
49152:1/jKYztEtlODQuSgFM2/r7azNHsCvwLDy+zafrK3b+/WRK6NGR4EHkH3+32s4muG:1bKYztAQQuFm2/mHsBDy+GMb0WRK6NG1
Malware Config
Signatures
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Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ 4e36ecfe620d17aa6223cc63286d73d8.exe -
Identifies Wine through registry keys 2 TTPs 1 IoCs
Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000\Software\Wine 4e36ecfe620d17aa6223cc63286d73d8.exe -
description ioc Process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA 4e36ecfe620d17aa6223cc63286d73d8.exe -
Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs
Bootkits write to the MBR to gain persistence at a level below the operating system.
description ioc Process File opened for modification \??\PhysicalDrive0 4e36ecfe620d17aa6223cc63286d73d8.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
pid Process 2376 4e36ecfe620d17aa6223cc63286d73d8.exe -
Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 2376 4e36ecfe620d17aa6223cc63286d73d8.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2376 4e36ecfe620d17aa6223cc63286d73d8.exe 2376 4e36ecfe620d17aa6223cc63286d73d8.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\4e36ecfe620d17aa6223cc63286d73d8.exe"C:\Users\Admin\AppData\Local\Temp\4e36ecfe620d17aa6223cc63286d73d8.exe"1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Identifies Wine through registry keys
- Checks whether UAC is enabled
- Writes to the Master Boot Record (MBR)
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:2376