Analysis
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max time kernel
149s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
28-12-2024 02:57
Static task
static1
Behavioral task
behavioral1
Sample
f455531a6a17ac4c13070b4dc22758990ec5c31dfb80f4a4f914745f66da3d2f.exe
Resource
win7-20240903-en
General
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Target
f455531a6a17ac4c13070b4dc22758990ec5c31dfb80f4a4f914745f66da3d2f.exe
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Size
4.3MB
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MD5
605f4d4c3e2be9f71fe0974b6ce3c714
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SHA1
b361107308ff54acebd2221648551ea4ea60d679
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SHA256
f455531a6a17ac4c13070b4dc22758990ec5c31dfb80f4a4f914745f66da3d2f
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SHA512
d1181b2fa61e2c6c9b908bb5c9cd24376f286dbabc9c916527501fae981be4d7f735c6dcbd9e6bcc7dce586d0993a45fc8d84dc156bc16f5360e1b2197d57e49
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SSDEEP
98304:rlU+ho/skYnTALFT52S0X5Uy5TOiTdoCiJjHgA82r6rQdu3fkF:rlL1kYcLv0XVRoCW866r6uPkF
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 f455531a6a17ac4c13070b4dc22758990ec5c31dfb80f4a4f914745f66da3d2f.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__ f455531a6a17ac4c13070b4dc22758990ec5c31dfb80f4a4f914745f66da3d2f.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 f455531a6a17ac4c13070b4dc22758990ec5c31dfb80f4a4f914745f66da3d2f.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion f455531a6a17ac4c13070b4dc22758990ec5c31dfb80f4a4f914745f66da3d2f.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-1-5-21-2045521122-590294423-3465680274-1000\Software\Wine f455531a6a17ac4c13070b4dc22758990ec5c31dfb80f4a4f914745f66da3d2f.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 1904 f455531a6a17ac4c13070b4dc22758990ec5c31dfb80f4a4f914745f66da3d2f.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 f455531a6a17ac4c13070b4dc22758990ec5c31dfb80f4a4f914745f66da3d2f.exe -
Suspicious behavior: EnumeratesProcesses 10 IoCs
pid Process 1904 f455531a6a17ac4c13070b4dc22758990ec5c31dfb80f4a4f914745f66da3d2f.exe 1904 f455531a6a17ac4c13070b4dc22758990ec5c31dfb80f4a4f914745f66da3d2f.exe 1904 f455531a6a17ac4c13070b4dc22758990ec5c31dfb80f4a4f914745f66da3d2f.exe 1904 f455531a6a17ac4c13070b4dc22758990ec5c31dfb80f4a4f914745f66da3d2f.exe 1904 f455531a6a17ac4c13070b4dc22758990ec5c31dfb80f4a4f914745f66da3d2f.exe 1904 f455531a6a17ac4c13070b4dc22758990ec5c31dfb80f4a4f914745f66da3d2f.exe 1904 f455531a6a17ac4c13070b4dc22758990ec5c31dfb80f4a4f914745f66da3d2f.exe 1904 f455531a6a17ac4c13070b4dc22758990ec5c31dfb80f4a4f914745f66da3d2f.exe 1904 f455531a6a17ac4c13070b4dc22758990ec5c31dfb80f4a4f914745f66da3d2f.exe 1904 f455531a6a17ac4c13070b4dc22758990ec5c31dfb80f4a4f914745f66da3d2f.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\f455531a6a17ac4c13070b4dc22758990ec5c31dfb80f4a4f914745f66da3d2f.exe"C:\Users\Admin\AppData\Local\Temp\f455531a6a17ac4c13070b4dc22758990ec5c31dfb80f4a4f914745f66da3d2f.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:1904