Analysis
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max time kernel
140s -
max time network
137s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
27-12-2024 07:39
Static task
static1
Behavioral task
behavioral1
Sample
5a249494869b3ef440bd31b438958585.exe
Resource
win7-20240903-en
General
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Target
5a249494869b3ef440bd31b438958585.exe
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Size
4.3MB
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MD5
5a249494869b3ef440bd31b438958585
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SHA1
d3c4cfbca5b8b1d061ac2f55899dfefc49321cff
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SHA256
0783ed26022f0e0f99d7e6b72ee2d7d7372c97596249299275cc19db7b10a8c4
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SHA512
4e53ada8f3d08d925c67e2019bfb2a8f9f3f3bb9aba0005e91daa792ae3c953d047a1b1b408bc01336a15476546abd8781baa4ff0258c2714ef436c05f221180
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SSDEEP
98304:xN0oUxjY0eMGO8d3mrO85fIj4qmmgXVJPD+gq1Ec8jE:xqVE1MNW4q9UD+gWr2
Malware Config
Extracted
cryptbot
Signatures
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Cryptbot family
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Enumerates VirtualBox registry keys 2 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\VBoxSF 5a249494869b3ef440bd31b438958585.exe -
Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ 5a249494869b3ef440bd31b438958585.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\SystemBiosVersion 5a249494869b3ef440bd31b438958585.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion 5a249494869b3ef440bd31b438958585.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-1-5-21-3063565911-2056067323-3330884624-1000\Software\Wine 5a249494869b3ef440bd31b438958585.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
pid Process 3048 5a249494869b3ef440bd31b438958585.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 5a249494869b3ef440bd31b438958585.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 3048 5a249494869b3ef440bd31b438958585.exe 3048 5a249494869b3ef440bd31b438958585.exe 3048 5a249494869b3ef440bd31b438958585.exe 3048 5a249494869b3ef440bd31b438958585.exe 3048 5a249494869b3ef440bd31b438958585.exe 3048 5a249494869b3ef440bd31b438958585.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\5a249494869b3ef440bd31b438958585.exe"C:\Users\Admin\AppData\Local\Temp\5a249494869b3ef440bd31b438958585.exe"1⤵
- Enumerates VirtualBox registry keys
- 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:3048