rhadamanthys | 44bbc70a8c46287e4fc94878b6c5c3d781b536ceef5e544d680bfb2117324fc0

General

Target

file.exe
Size

354KB
MD5

106a4c802d26a34f5ead4b9c15971c15
SHA1

b09496a5df259e0c8cafaca963c8130262bb4577
SHA256

44bbc70a8c46287e4fc94878b6c5c3d781b536ceef5e544d680bfb2117324fc0
SHA512

abc1dce6c0a0b9ca67f33b48dabc0764d6b8a1cfc56c4425325aded360040e66878779a7b445e4b9bf81f4f72b8343d9754c23fab6c63a9ae1c95fba69ff6f4a
SSDEEP

3072:nvfa9u07L/FD/XUSzrtmb6AyHTHiS1XTura6LcGlH7cTDzbksK5sUJJhM:3MucL/FDvUSz0h2HiS16mnGVozIwUDh

Score

10^/10

Malware Config

Signatures

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.
stealer rhadamanthys

Enumerates VirtualBox registry keys 2 TTPs 5 IoCs

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

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

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

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

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

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

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

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.

Query Registry

T1012

System Information Discovery

T1082

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.

Query Registry

T1012

System Information Discovery

T1082

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.

System Information Discovery

T1082

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.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

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

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

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

4

T1497

Credential Access

Discovery

Peripheral Device Discovery

Query Registry

System Information Discovery

4

T1082

Virtualization/Sandbox Evasion

4

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1084-55-0x0000000000220000-0x000000000024E000-memory.dmp

Filesize
184KB

Download
memory/1084-56-0x0000000000400000-0x0000000002B08000-memory.dmp

Filesize
39.0MB

Download
memory/1084-59-0x0000000000250000-0x000000000026C000-memory.dmp

Filesize
112KB

Download
memory/1084-61-0x0000000000250000-0x000000000026C000-memory.dmp

Filesize
112KB

Download
memory/1084-62-0x0000000000280000-0x0000000000281000-memory.dmp

Filesize
4KB

Download
memory/1084-63-0x0000000000400000-0x0000000002B08000-memory.dmp

Filesize
39.0MB

Download
memory/1084-64-0x0000000000250000-0x000000000026C000-memory.dmp

Filesize
112KB

Download
memory/1084-65-0x0000000000400000-0x0000000002B08000-memory.dmp

Filesize
39.0MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads