Analysis
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max time kernel
121s -
max time network
123s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
21-12-2024 03:03
Static task
static1
Behavioral task
behavioral1
Sample
be39f15bfaeb90c138dbbc06f647ba537c5b451459343b9ef2a5583c0a02a89c.exe
Resource
win7-20240903-en
General
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Target
be39f15bfaeb90c138dbbc06f647ba537c5b451459343b9ef2a5583c0a02a89c.exe
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Size
4.2MB
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MD5
61039d97d478405525707e3c0b4b3003
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SHA1
501cf467cd61ca88a1e0991c2d7899a97237d8ff
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SHA256
be39f15bfaeb90c138dbbc06f647ba537c5b451459343b9ef2a5583c0a02a89c
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SHA512
d08d9262de6777f0b9f7d010462ec669d3f58cc202c528ca8caac9c9611a50629ee3c311abc3689fa7ce2e52eb1dacc17b3e9f0aac61ffa6f924e903879d74ee
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SSDEEP
98304:rJjB8hwcXiocct8XrfDDUR8o7iPiyg9GrLi+3OgQp8odxsw53Er:t+WE8Xr0Rt7crg9Gu+3OgQQw
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 be39f15bfaeb90c138dbbc06f647ba537c5b451459343b9ef2a5583c0a02a89c.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__ be39f15bfaeb90c138dbbc06f647ba537c5b451459343b9ef2a5583c0a02a89c.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 be39f15bfaeb90c138dbbc06f647ba537c5b451459343b9ef2a5583c0a02a89c.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion be39f15bfaeb90c138dbbc06f647ba537c5b451459343b9ef2a5583c0a02a89c.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-1-5-21-1846800975-3917212583-2893086201-1000\Software\Wine be39f15bfaeb90c138dbbc06f647ba537c5b451459343b9ef2a5583c0a02a89c.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 2944 be39f15bfaeb90c138dbbc06f647ba537c5b451459343b9ef2a5583c0a02a89c.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 be39f15bfaeb90c138dbbc06f647ba537c5b451459343b9ef2a5583c0a02a89c.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 2944 be39f15bfaeb90c138dbbc06f647ba537c5b451459343b9ef2a5583c0a02a89c.exe 2944 be39f15bfaeb90c138dbbc06f647ba537c5b451459343b9ef2a5583c0a02a89c.exe 2944 be39f15bfaeb90c138dbbc06f647ba537c5b451459343b9ef2a5583c0a02a89c.exe 2944 be39f15bfaeb90c138dbbc06f647ba537c5b451459343b9ef2a5583c0a02a89c.exe 2944 be39f15bfaeb90c138dbbc06f647ba537c5b451459343b9ef2a5583c0a02a89c.exe 2944 be39f15bfaeb90c138dbbc06f647ba537c5b451459343b9ef2a5583c0a02a89c.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\be39f15bfaeb90c138dbbc06f647ba537c5b451459343b9ef2a5583c0a02a89c.exe"C:\Users\Admin\AppData\Local\Temp\be39f15bfaeb90c138dbbc06f647ba537c5b451459343b9ef2a5583c0a02a89c.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:2944