Malware Analysis Report

2025-08-10 12:29

Sample ID 230415-yzajcafe87
Target e90b966980543f422dbee87da402b0fd5b1e2a744ad49b89e293b588d2fb1545
SHA256 e90b966980543f422dbee87da402b0fd5b1e2a744ad49b89e293b588d2fb1545
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

e90b966980543f422dbee87da402b0fd5b1e2a744ad49b89e293b588d2fb1545

Threat Level: Known bad

The file e90b966980543f422dbee87da402b0fd5b1e2a744ad49b89e293b588d2fb1545 was found to be: Known bad.

Malicious Activity Summary

rhadamanthys collection stealer

Detect rhadamanthys stealer shellcode

Rhadamanthys

Accesses Microsoft Outlook profiles

outlook_office_path

outlook_win_path

Checks processor information in registry

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2023-04-15 20:12

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2023-04-15 20:12

Reported

2023-04-15 20:15

Platform

win10-20230220-en

Max time kernel

50s

Max time network

58s

Command Line

"C:\Users\Admin\AppData\Local\Temp\e90b966980543f422dbee87da402b0fd5b1e2a744ad49b89e293b588d2fb1545.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-1-5-21-640001698-3754512395-3275565439-1000\Software\Microsoft\Office\10.0\Outlook\Profiles\Outlook C:\Windows\system32\dllhost.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-640001698-3754512395-3275565439-1000\Software\Microsoft\Office\11.0\Outlook\Profiles\Outlook C:\Windows\system32\dllhost.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-640001698-3754512395-3275565439-1000\Software\Microsoft\Office\12.0\Outlook\Profiles\Outlook C:\Windows\system32\dllhost.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-640001698-3754512395-3275565439-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook C:\Windows\system32\dllhost.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-640001698-3754512395-3275565439-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook C:\Windows\system32\dllhost.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-640001698-3754512395-3275565439-1000\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-1-5-21-640001698-3754512395-3275565439-1000\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-1-5-21-640001698-3754512395-3275565439-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook C:\Windows\system32\dllhost.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\e90b966980543f422dbee87da402b0fd5b1e2a744ad49b89e293b588d2fb1545.exe

"C:\Users\Admin\AppData\Local\Temp\e90b966980543f422dbee87da402b0fd5b1e2a744ad49b89e293b588d2fb1545.exe"

C:\Windows\system32\dllhost.exe

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

Network

Country Destination Domain Proto
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
US 52.182.143.208:443 tcp
PA 179.43.142.201:80 179.43.142.201 tcp
US 209.197.3.8:80 tcp
US 8.8.8.8:53 203.151.224.20.in-addr.arpa udp

Files

memory/2788-119-0x0000000000980000-0x00000000009AE000-memory.dmp

memory/2788-120-0x0000000000400000-0x000000000080F000-memory.dmp

memory/2788-121-0x0000000000980000-0x00000000009AE000-memory.dmp

memory/2788-124-0x00000000009B0000-0x00000000009CC000-memory.dmp

memory/2788-125-0x00000000009B0000-0x00000000009CC000-memory.dmp

memory/2788-126-0x0000000002570000-0x0000000002572000-memory.dmp

memory/2788-127-0x00000000009B0000-0x00000000009CC000-memory.dmp

memory/3532-128-0x00000202A44D0000-0x00000202A44D1000-memory.dmp

memory/3532-130-0x00000202A4480000-0x00000202A4487000-memory.dmp

memory/2788-129-0x0000000002570000-0x0000000002573000-memory.dmp

memory/3532-133-0x00007FF696090000-0x00007FF69618A000-memory.dmp

memory/3532-134-0x00007FF696090000-0x00007FF69618A000-memory.dmp

memory/2788-135-0x0000000000400000-0x000000000080F000-memory.dmp

memory/2788-136-0x00000000009B0000-0x00000000009CC000-memory.dmp

memory/3532-137-0x00007FF696090000-0x00007FF69618A000-memory.dmp

memory/3532-138-0x00007FF696090000-0x00007FF69618A000-memory.dmp

memory/3532-139-0x00007FF696090000-0x00007FF69618A000-memory.dmp

memory/3532-140-0x00007FF696090000-0x00007FF69618A000-memory.dmp

memory/3532-141-0x00007FF696090000-0x00007FF69618A000-memory.dmp