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Analysis
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max time kernel
35s -
max time network
30s -
platform
windows7_x64 -
resource
win7-20230220-en -
resource tags
arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system -
submitted
20/03/2023, 13:44
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
354KB
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MD5
106a4c802d26a34f5ead4b9c15971c15
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SHA1
b09496a5df259e0c8cafaca963c8130262bb4577
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SHA256
44bbc70a8c46287e4fc94878b6c5c3d781b536ceef5e544d680bfb2117324fc0
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SHA512
abc1dce6c0a0b9ca67f33b48dabc0764d6b8a1cfc56c4425325aded360040e66878779a7b445e4b9bf81f4f72b8343d9754c23fab6c63a9ae1c95fba69ff6f4a
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SSDEEP
3072:nvfa9u07L/FD/XUSzrtmb6AyHTHiS1XTura6LcGlH7cTDzbksK5sUJJhM:3MucL/FDvUSz0h2HiS16mnGVozIwUDh
Malware Config
Signatures
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Detect rhadamanthys stealer shellcode 3 IoCs
resource yara_rule behavioral1/memory/1084-59-0x0000000000250000-0x000000000026C000-memory.dmp family_rhadamanthys behavioral1/memory/1084-61-0x0000000000250000-0x000000000026C000-memory.dmp family_rhadamanthys behavioral1/memory/1084-64-0x0000000000250000-0x000000000026C000-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\SystemBiosVersion file.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion file.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate 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 1084 file.exe 1084 file.exe 1084 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 1084 file.exe 1084 file.exe 1084 file.exe 1084 file.exe 1084 file.exe 1084 file.exe 1084 file.exe 1084 file.exe 1084 file.exe 1084 file.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeShutdownPrivilege 1084 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:1084