Malware Analysis Report

2025-08-10 12:29

Sample ID 230415-w5jm4afb48
Target 33016858dda6e636c7d3055af1a9249951fe38166435592c44d939578c4f6a3a
SHA256 33016858dda6e636c7d3055af1a9249951fe38166435592c44d939578c4f6a3a
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

33016858dda6e636c7d3055af1a9249951fe38166435592c44d939578c4f6a3a

Threat Level: Known bad

The file 33016858dda6e636c7d3055af1a9249951fe38166435592c44d939578c4f6a3a was found to be: Known bad.

Malicious Activity Summary

rhadamanthys collection stealer

Detect rhadamanthys stealer shellcode

Rhadamanthys

Accesses Microsoft Outlook profiles

Program crash

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

Checks processor information in registry

outlook_office_path

outlook_win_path

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2023-04-15 18:30

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2023-04-15 18:30

Reported

2023-04-15 18:32

Platform

win10v2004-20230220-en

Max time kernel

135s

Max time network

152s

Command Line

"C:\Users\Admin\AppData\Local\Temp\33016858dda6e636c7d3055af1a9249951fe38166435592c44d939578c4f6a3a.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-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Office\10.0\Outlook\Profiles\Outlook C:\Windows\system32\dllhost.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Office\11.0\Outlook\Profiles\Outlook C:\Windows\system32\dllhost.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Office\12.0\Outlook\Profiles\Outlook C:\Windows\system32\dllhost.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook C:\Windows\system32\dllhost.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook C:\Windows\system32\dllhost.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\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 value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString C:\Windows\system32\dllhost.exe N/A
Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 C:\Windows\system32\dllhost.exe N/A

outlook_office_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\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-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook C:\Windows\system32\dllhost.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\33016858dda6e636c7d3055af1a9249951fe38166435592c44d939578c4f6a3a.exe

"C:\Users\Admin\AppData\Local\Temp\33016858dda6e636c7d3055af1a9249951fe38166435592c44d939578c4f6a3a.exe"

C:\Windows\system32\dllhost.exe

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

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 472 -p 4648 -ip 4648

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4648 -s 732

Network

Country Destination Domain Proto
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.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 52.152.110.14:443 tcp
US 20.42.73.27:443 tcp
US 52.152.110.14:443 tcp
US 8.248.3.254:80 tcp
US 8.248.3.254:80 tcp
US 52.152.110.14:443 tcp
NL 173.223.113.164:443 tcp
US 52.152.110.14:443 tcp
US 52.152.110.14:443 tcp
US 52.152.110.14:443 tcp

Files

memory/4648-134-0x00000000009B0000-0x00000000009DE000-memory.dmp

memory/4648-135-0x0000000000400000-0x000000000080F000-memory.dmp

memory/4648-138-0x00000000009E0000-0x00000000009FC000-memory.dmp

memory/4648-139-0x00000000009E0000-0x00000000009FC000-memory.dmp

memory/4648-140-0x00000000025A0000-0x00000000025BA000-memory.dmp

memory/4648-141-0x00000000009E0000-0x00000000009FC000-memory.dmp

memory/4792-142-0x0000022ACF980000-0x0000022ACF981000-memory.dmp

memory/4648-143-0x00000000025A0000-0x00000000025BA000-memory.dmp

memory/4792-144-0x0000022ACFAA0000-0x0000022ACFAA7000-memory.dmp

memory/4792-145-0x00007FF40F840000-0x00007FF40F93A000-memory.dmp

memory/4792-146-0x00007FF40F840000-0x00007FF40F93A000-memory.dmp

memory/4792-148-0x00007FF40F840000-0x00007FF40F93A000-memory.dmp

memory/4648-149-0x00000000009E0000-0x00000000009FC000-memory.dmp

memory/4648-147-0x0000000000400000-0x000000000080F000-memory.dmp

memory/4792-150-0x00007FF40F840000-0x00007FF40F93A000-memory.dmp

memory/4792-151-0x00007FF40F840000-0x00007FF40F93A000-memory.dmp

memory/4792-152-0x00007FF40F840000-0x00007FF40F93A000-memory.dmp