Analysis
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max time kernel
118s -
max time network
119s -
platform
windows7_x64 -
resource
win7-20241010-en -
resource tags
arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system -
submitted
29-12-2024 02:29
Static task
static1
Behavioral task
behavioral1
Sample
85aca9b9c7eed56fcd7f62f7775c4e16555532497a7a657a8973f7dfc9e791ca.exe
Resource
win7-20241010-en
General
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Target
85aca9b9c7eed56fcd7f62f7775c4e16555532497a7a657a8973f7dfc9e791ca.exe
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Size
4.3MB
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MD5
3657bc0028f37da206a1530aa895f62e
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SHA1
b23e3ac015967159f244b2ab5dde165232a797d9
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SHA256
85aca9b9c7eed56fcd7f62f7775c4e16555532497a7a657a8973f7dfc9e791ca
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SHA512
589a567fa6943180b4fb38e32ffdb9d78975feb65f1e1369437753857199eebb2f6383e1248f3d1ad526df92b2a96d2d46c2fd8d9939c44e7e95354582f24c07
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SSDEEP
98304:gvgc3jdMcGy7WYVV09ol4PGUA8Dj+ibl3cQKRMoEUVKFo:gIc3jdMLsdV0eCXFCQAhg
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 85aca9b9c7eed56fcd7f62f7775c4e16555532497a7a657a8973f7dfc9e791ca.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__ 85aca9b9c7eed56fcd7f62f7775c4e16555532497a7a657a8973f7dfc9e791ca.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 85aca9b9c7eed56fcd7f62f7775c4e16555532497a7a657a8973f7dfc9e791ca.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion 85aca9b9c7eed56fcd7f62f7775c4e16555532497a7a657a8973f7dfc9e791ca.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-1-5-21-2039016743-699959520-214465309-1000\Software\Wine 85aca9b9c7eed56fcd7f62f7775c4e16555532497a7a657a8973f7dfc9e791ca.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 1668 85aca9b9c7eed56fcd7f62f7775c4e16555532497a7a657a8973f7dfc9e791ca.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 85aca9b9c7eed56fcd7f62f7775c4e16555532497a7a657a8973f7dfc9e791ca.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 1668 85aca9b9c7eed56fcd7f62f7775c4e16555532497a7a657a8973f7dfc9e791ca.exe 1668 85aca9b9c7eed56fcd7f62f7775c4e16555532497a7a657a8973f7dfc9e791ca.exe 1668 85aca9b9c7eed56fcd7f62f7775c4e16555532497a7a657a8973f7dfc9e791ca.exe 1668 85aca9b9c7eed56fcd7f62f7775c4e16555532497a7a657a8973f7dfc9e791ca.exe 1668 85aca9b9c7eed56fcd7f62f7775c4e16555532497a7a657a8973f7dfc9e791ca.exe 1668 85aca9b9c7eed56fcd7f62f7775c4e16555532497a7a657a8973f7dfc9e791ca.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\85aca9b9c7eed56fcd7f62f7775c4e16555532497a7a657a8973f7dfc9e791ca.exe"C:\Users\Admin\AppData\Local\Temp\85aca9b9c7eed56fcd7f62f7775c4e16555532497a7a657a8973f7dfc9e791ca.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:1668