Malware Analysis Report

2024-11-30 02:05

Sample ID 240329-kybhcsed47
Target XWorm.exe
SHA256 9950788284df125c7359aeb91435ed24d59359fac6a74ed73774ca31561cc7ae
Tags
rhadamanthys discovery stealer
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

9950788284df125c7359aeb91435ed24d59359fac6a74ed73774ca31561cc7ae

Threat Level: Known bad

The file XWorm.exe was found to be: Known bad.

Malicious Activity Summary

rhadamanthys discovery stealer

Detect rhadamanthys stealer shellcode

Rhadamanthys

Rhadamanthys family

Unsigned PE

System Location Discovery: System Language Discovery

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Checks SCSI registry key(s)

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-03-29 09:00

Signatures

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-03-29 09:00

Reported

2024-03-29 09:01

Platform

win10v2004-20231215-en

Max time kernel

34s

Max time network

37s

Command Line

"C:\Users\Admin\AppData\Local\Temp\XWorm.exe"

Signatures

Detect rhadamanthys stealer shellcode

Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A

Rhadamanthys

stealer rhadamanthys

Rhadamanthys family

rhadamanthys

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\XWorm.exe N/A

Checks SCSI registry key(s)

Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\DISK&VEN_DADY&PROD_HARDDISK\4&215468A5&0&000000 C:\Users\Admin\AppData\Local\Temp\XWorm.exe N/A
Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\4&215468a5&0&000000\HardwareID C:\Users\Admin\AppData\Local\Temp\XWorm.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\XWorm.exe N/A
Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\XWorm.exe N/A
Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\XWorm.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\XWorm.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\XWorm.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeShutdownPrivilege N/A C:\Users\Admin\AppData\Local\Temp\XWorm.exe N/A
Token: SeCreatePagefilePrivilege N/A C:\Users\Admin\AppData\Local\Temp\XWorm.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\XWorm.exe

"C:\Users\Admin\AppData\Local\Temp\XWorm.exe"

C:\Windows\System32\rundll32.exe

C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding

Network

Country Destination Domain Proto
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 41.134.221.88.in-addr.arpa udp
US 8.8.8.8:53 72.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp

Files

memory/832-0-0x0000000000740000-0x0000000000747000-memory.dmp

memory/832-1-0x00000000022D0000-0x00000000026D0000-memory.dmp

memory/832-3-0x00000000022D0000-0x00000000026D0000-memory.dmp

memory/832-2-0x00000000022D0000-0x00000000026D0000-memory.dmp

memory/832-4-0x00000000022D0000-0x00000000026D0000-memory.dmp