Analysis
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max time kernel
96s -
max time network
148s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
03-10-2024 11:11
Static task
static1
Behavioral task
behavioral1
Sample
62e354972d531d22f1b6c3e5b557978bc54f7da10e95c946c45caa229a195740.dll
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
62e354972d531d22f1b6c3e5b557978bc54f7da10e95c946c45caa229a195740.dll
Resource
win10v2004-20240802-en
General
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Target
62e354972d531d22f1b6c3e5b557978bc54f7da10e95c946c45caa229a195740.dll
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Size
11.2MB
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MD5
5b2a0a0c29debc6d48ac89da3851bb4b
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SHA1
499cd9a9b1a6c61c70ec088c51f75af062c7cc12
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SHA256
62e354972d531d22f1b6c3e5b557978bc54f7da10e95c946c45caa229a195740
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SHA512
37b94a2cb858058941a989b555f25d40ac95eeca7713508eb53e8f8497d49e1c3286e122a72f1e51e7988f811079372763b49b0e8f704292486b205f413ae228
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SSDEEP
196608:ZXrLSgBfdCeYvVWgDLFArj4OGF6EY7hGIBNT0T2u8WpMj:Zbe0AeuHDhvLFaNfBNru1Mj
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__ rundll32.exe -
Checks BIOS information in registry 2 TTPs 3 IoCs
BIOS information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion rundll32.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion rundll32.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate rundll32.exe -
description ioc Process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA rundll32.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 rundll32.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
pid Process 3312 rundll32.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 3312 rundll32.exe 3312 rundll32.exe
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\62e354972d531d22f1b6c3e5b557978bc54f7da10e95c946c45caa229a195740.dll,#11⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Checks whether UAC is enabled
- Writes to the Master Boot Record (MBR)
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
PID:3312