Analysis
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max time kernel
95s -
max time network
139s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
21/11/2024, 03:51
Static task
static1
Behavioral task
behavioral1
Sample
RK2X6_file.exe
Resource
win7-20240903-en
General
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Target
RK2X6_file.exe
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Size
1.8MB
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MD5
4336910525ba1641ff23c0b06591a406
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SHA1
ce7b526167c49b983552647372dbd0a8bf869c6f
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SHA256
2910659a1b74017ae03bafbed3b3aaf8769c525d58c7e001451276edf70aa278
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SHA512
4fa081feafeafd696b47024e4656485cde24370317627dd39ff3bd49194a7275211d994d5b0e03489ea5af3b92ccb98d6231fc86cb9910bc798b4e2d7814d73d
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SSDEEP
49152:T4DU/ZadGp2mOhhgTPDc9nwo0kHUv6KL:aL+ioTP8n08m6M
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__ RK2X6_file.exe -
Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion RK2X6_file.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion RK2X6_file.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-1-5-21-3756129449-3121373848-4276368241-1000\Software\Wine RK2X6_file.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
pid Process 640 RK2X6_file.exe -
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 RK2X6_file.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 640 RK2X6_file.exe 640 RK2X6_file.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\RK2X6_file.exe"C:\Users\Admin\AppData\Local\Temp\RK2X6_file.exe"1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
PID:640