Malware Analysis Report

2025-08-06 00:41

Sample ID 230418-2p4afsge9z
Target dc40df8ce62ea7db5eb023b523dfc987645557e69d4b359ef80df36f200d599c
SHA256 dc40df8ce62ea7db5eb023b523dfc987645557e69d4b359ef80df36f200d599c
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

dc40df8ce62ea7db5eb023b523dfc987645557e69d4b359ef80df36f200d599c

Threat Level: Known bad

The file dc40df8ce62ea7db5eb023b523dfc987645557e69d4b359ef80df36f200d599c was found to be: Known bad.

Malicious Activity Summary

rhadamanthys collection stealer

Detect rhadamanthys stealer shellcode

Rhadamanthys

Accesses Microsoft Outlook profiles

Program crash

outlook_win_path

Suspicious behavior: EnumeratesProcesses

Checks processor information in registry

Suspicious use of WriteProcessMemory

outlook_office_path

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2023-04-18 22:46

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2023-04-18 22:46

Reported

2023-04-18 22:48

Platform

win10v2004-20230220-en

Max time kernel

58s

Max time network

135s

Command Line

"C:\Users\Admin\AppData\Local\Temp\dc40df8ce62ea7db5eb023b523dfc987645557e69d4b359ef80df36f200d599c.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-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook C:\Windows\system32\dllhost.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook C:\Windows\system32\dllhost.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook C:\Windows\system32\dllhost.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Office\10.0\Outlook\Profiles\Outlook C:\Windows\system32\dllhost.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Office\11.0\Outlook\Profiles\Outlook C:\Windows\system32\dllhost.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Office\12.0\Outlook\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-1-5-21-1013461898-3711306144-4198452673-1000\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-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook C:\Windows\system32\dllhost.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\dc40df8ce62ea7db5eb023b523dfc987645557e69d4b359ef80df36f200d599c.exe

"C:\Users\Admin\AppData\Local\Temp\dc40df8ce62ea7db5eb023b523dfc987645557e69d4b359ef80df36f200d599c.exe"

C:\Windows\system32\dllhost.exe

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

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 628 -ip 628

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 628 -s 708

Network

Country Destination Domain Proto
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 28.118.140.52.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 50.23.12.20.in-addr.arpa udp
IE 20.50.73.11:443 tcp
US 8.8.8.8:53 64.13.109.52.in-addr.arpa udp
NL 8.238.21.126:80 tcp
NL 173.223.113.164:443 tcp
NL 173.223.113.131:80 tcp
US 131.253.33.203:80 tcp

Files

memory/628-134-0x00000000008D0000-0x00000000008FE000-memory.dmp

memory/628-135-0x0000000000400000-0x000000000080F000-memory.dmp

memory/628-138-0x0000000000900000-0x000000000091C000-memory.dmp

memory/628-139-0x0000000000900000-0x000000000091C000-memory.dmp

memory/628-140-0x0000000000920000-0x000000000093A000-memory.dmp

memory/628-141-0x0000000000900000-0x000000000091C000-memory.dmp

memory/4288-142-0x000001CE965D0000-0x000001CE965D1000-memory.dmp

memory/628-143-0x0000000000920000-0x000000000093A000-memory.dmp

memory/4288-144-0x000001CE968E0000-0x000001CE968E7000-memory.dmp

memory/4288-145-0x00007FF4E92C0000-0x00007FF4E93BA000-memory.dmp

memory/4288-146-0x00007FF4E92C0000-0x00007FF4E93BA000-memory.dmp

memory/628-147-0x0000000000400000-0x000000000080F000-memory.dmp

memory/628-148-0x0000000000900000-0x000000000091C000-memory.dmp

memory/4288-149-0x00007FF4E92C0000-0x00007FF4E93BA000-memory.dmp

memory/4288-150-0x00007FF4E92C0000-0x00007FF4E93BA000-memory.dmp

memory/4288-151-0x00007FF4E92C0000-0x00007FF4E93BA000-memory.dmp

memory/4288-152-0x00007FF4E92C0000-0x00007FF4E93BA000-memory.dmp