Analysis
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max time kernel
37s -
max time network
29s -
platform
windows7_x64 -
resource
win7-20230220-en -
resource tags
arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system -
submitted
17/03/2023, 13:45
Static task
static1
Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
file.exe
Resource
win10v2004-20230220-en
General
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Target
file.exe
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Size
357KB
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MD5
9d22b64d110d1e6711562b61abb42934
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SHA1
38e2ec3f6a2abe8481294d1e06f7de50f8cab195
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SHA256
4a032ce9dfb9bb82989ea0eb406deeae00778e3aef234b67a64ee713c7e7dba9
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SHA512
f1be93c671d839848063ac6367e08f283837aa7162c54e07988c85cea3c37aaee836ee872339fe99a22b1b3f05855c66393f19b01411da00294965490d1c6b00
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SSDEEP
6144:cJSLfGFu9AramzSsDiUOwxw+stB8b+Blj22Q/U:cJSKFCyOsfZalB8bYar
Malware Config
Signatures
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Detect rhadamanthys stealer shellcode 3 IoCs
resource yara_rule behavioral1/memory/1620-59-0x0000000000260000-0x000000000027C000-memory.dmp family_rhadamanthys behavioral1/memory/1620-61-0x0000000000260000-0x000000000027C000-memory.dmp family_rhadamanthys behavioral1/memory/1620-64-0x0000000000260000-0x000000000027C000-memory.dmp family_rhadamanthys -
Rhadamanthys
Rhadamanthys is an info stealer written in C++ first seen in August 2022.
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Enumerates VirtualBox registry keys 2 TTPs 5 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\VBoxGuest file.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\VBoxMouse file.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\VBoxService file.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\VBoxSF file.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\VBoxVideo file.exe -
Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ file.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\FADT\VBOX__ file.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\RSDT\VBOX__ file.exe -
Looks for VirtualBox Guest Additions in registry 2 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Oracle\VirtualBox Guest Additions file.exe -
Looks for VMWare Tools registry key 2 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\VMware, Inc.\VMware Tools file.exe -
Checks BIOS information in registry 2 TTPs 3 IoCs
BIOS information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate file.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion file.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion file.exe -
Checks system information in the registry 2 TTPs 2 IoCs
System information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\SystemInformation\SystemManufacturer file.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\SystemInformation\SystemProductName file.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 3 IoCs
pid Process 1620 file.exe 1620 file.exe 1620 file.exe -
Checks for VirtualBox DLLs, possible anti-VM trick 1 TTPs 1 IoCs
Certain files are specific to VirtualBox VMs and can be used to detect execution in a VM.
description ioc Process File opened (read-only) \??\VBoxMiniRdrDN file.exe -
Checks SCSI registry key(s) 3 TTPs 3 IoCs
SCSI information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI file.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI file.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI file.exe -
Suspicious behavior: EnumeratesProcesses 10 IoCs
pid Process 1620 file.exe 1620 file.exe 1620 file.exe 1620 file.exe 1620 file.exe 1620 file.exe 1620 file.exe 1620 file.exe 1620 file.exe 1620 file.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeShutdownPrivilege 1620 file.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\file.exe"C:\Users\Admin\AppData\Local\Temp\file.exe"1⤵
- Enumerates VirtualBox registry keys
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Looks for VirtualBox Guest Additions in registry
- Looks for VMWare Tools registry key
- Checks BIOS information in registry
- Checks system information in the registry
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Checks for VirtualBox DLLs, possible anti-VM trick
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1620