Malware Analysis Report

2025-08-11 06:18

Sample ID 230415-d3ex1sch62
Target cbcfd42a6ec669bf0f770a837ea751aa342b21256c6186e19d9931d47ca1ffef
SHA256 cbcfd42a6ec669bf0f770a837ea751aa342b21256c6186e19d9931d47ca1ffef
Tags
rhadamanthys collection stealer
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V6

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

cbcfd42a6ec669bf0f770a837ea751aa342b21256c6186e19d9931d47ca1ffef

Threat Level: Known bad

The file cbcfd42a6ec669bf0f770a837ea751aa342b21256c6186e19d9931d47ca1ffef was found to be: Known bad.

Malicious Activity Summary

rhadamanthys collection stealer

Detect rhadamanthys stealer shellcode

Rhadamanthys

Accesses Microsoft Outlook profiles

Program crash

Suspicious use of WriteProcessMemory

outlook_office_path

outlook_win_path

Suspicious behavior: EnumeratesProcesses

Checks processor information in registry

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2023-04-15 03:31

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2023-04-15 03:31

Reported

2023-04-15 03:34

Platform

win10v2004-20230220-en

Max time kernel

83s

Max time network

146s

Command Line

"C:\Users\Admin\AppData\Local\Temp\cbcfd42a6ec669bf0f770a837ea751aa342b21256c6186e19d9931d47ca1ffef.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

Accesses Microsoft Outlook profiles

collection
Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\Software\Microsoft\Office\10.0\Outlook\Profiles\Outlook C:\Windows\system32\dllhost.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\Software\Microsoft\Office\11.0\Outlook\Profiles\Outlook C:\Windows\system32\dllhost.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\Software\Microsoft\Office\12.0\Outlook\Profiles\Outlook C:\Windows\system32\dllhost.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook C:\Windows\system32\dllhost.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook C:\Windows\system32\dllhost.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook C:\Windows\system32\dllhost.exe N/A

Checks processor information in registry

Description Indicator Process Target
Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 C:\Windows\system32\dllhost.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString C:\Windows\system32\dllhost.exe N/A

outlook_office_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook C:\Windows\system32\dllhost.exe N/A

outlook_win_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook C:\Windows\system32\dllhost.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\cbcfd42a6ec669bf0f770a837ea751aa342b21256c6186e19d9931d47ca1ffef.exe

"C:\Users\Admin\AppData\Local\Temp\cbcfd42a6ec669bf0f770a837ea751aa342b21256c6186e19d9931d47ca1ffef.exe"

C:\Windows\system32\dllhost.exe

"C:\Windows\system32\dllhost.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 3260 -ip 3260

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 3260 -s 708

Network

Country Destination Domain Proto
US 209.197.3.8:80 tcp
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
US 93.184.220.29:80 tcp
US 8.8.8.8:53 64.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 123.108.74.40.in-addr.arpa udp
PA 179.43.142.201:80 catalog.s.download.windowsupdate.com tcp
US 8.8.8.8:53 201.142.43.179.in-addr.arpa udp
PA 179.43.142.201:80 179.43.142.201 tcp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 20.189.173.6:443 tcp
US 8.8.8.8:53 86.8.109.52.in-addr.arpa udp
US 209.197.3.8:80 tcp
US 209.197.3.8:80 tcp

Files

memory/3260-134-0x00000000009D0000-0x00000000009FE000-memory.dmp

memory/3260-135-0x0000000000400000-0x000000000080F000-memory.dmp

memory/3260-138-0x00000000025B0000-0x00000000025CC000-memory.dmp

memory/3260-139-0x00000000025B0000-0x00000000025CC000-memory.dmp

memory/3260-140-0x00000000009B0000-0x00000000009B2000-memory.dmp

memory/3260-141-0x00000000025B0000-0x00000000025CC000-memory.dmp

memory/1828-142-0x000001C92A110000-0x000001C92A111000-memory.dmp

memory/1828-144-0x000001C92A160000-0x000001C92A167000-memory.dmp

memory/3260-143-0x00000000009B0000-0x00000000009B3000-memory.dmp

memory/1828-145-0x00007FF40CAF0000-0x00007FF40CBEA000-memory.dmp

memory/1828-146-0x00007FF40CAF0000-0x00007FF40CBEA000-memory.dmp

memory/3260-147-0x0000000000400000-0x000000000080F000-memory.dmp

memory/3260-148-0x00000000025B0000-0x00000000025CC000-memory.dmp

memory/1828-149-0x00007FF40CAF0000-0x00007FF40CBEA000-memory.dmp

memory/1828-150-0x00007FF40CAF0000-0x00007FF40CBEA000-memory.dmp

memory/1828-151-0x00007FF40CAF0000-0x00007FF40CBEA000-memory.dmp

memory/1828-152-0x00007FF40CAF0000-0x00007FF40CBEA000-memory.dmp

memory/1828-153-0x00007FF40CAF0000-0x00007FF40CBEA000-memory.dmp