Analysis
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max time kernel
141s -
max time network
137s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
02-01-2025 08:14
Static task
static1
Behavioral task
behavioral1
Sample
random(3).exe
Resource
win7-20240903-en
General
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Target
random(3).exe
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Size
4.3MB
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MD5
c2968f40e6c44036e1d3e18bca61c67d
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SHA1
c5ece5cbb5181b1fad9eb16890d0929e0ed18b52
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SHA256
90fd34b5d70fb45f79ebf8d13fedc6e78fa059054fe37bb963f1dd40b803fe93
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SHA512
1e9bc37137933224cfbae97aa2846ffe8354f864fe85465d3249687184d8d979b7129fa95489d634baaf8355f95b6d5e33a64f6fa5fcd5d300ac0eaae843c452
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SSDEEP
98304:RH7GQXp9tWoPjuiysV/e6QLeZoMYCj/VNaWYCoxjR:RH7GQXXbuFy/eDeZoMrjvaWQ9R
Malware Config
Extracted
cryptbot
http://home.fiveth5vs.top/KhxTILlSHLygUudVWlQk1735
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 random(3).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__ random(3).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 random(3).exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion random(3).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-1-5-21-3290804112-2823094203-3137964600-1000\Software\Wine random(3).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 3052 random(3).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 random(3).exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 3052 random(3).exe 3052 random(3).exe 3052 random(3).exe 3052 random(3).exe 3052 random(3).exe 3052 random(3).exe
Processes
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C:\Users\Admin\AppData\Local\Temp\random(3).exe"C:\Users\Admin\AppData\Local\Temp\random(3).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:3052