Malware Analysis Report

2025-08-05 09:57

Sample ID 230419-ydt1vsda65
Target f187497ccd97211fbe002c3708ca754ed3346c63d56204210d190836aa3c5c23
SHA256 f187497ccd97211fbe002c3708ca754ed3346c63d56204210d190836aa3c5c23
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

f187497ccd97211fbe002c3708ca754ed3346c63d56204210d190836aa3c5c23

Threat Level: Known bad

The file f187497ccd97211fbe002c3708ca754ed3346c63d56204210d190836aa3c5c23 was found to be: Known bad.

Malicious Activity Summary

rhadamanthys collection stealer

Rhadamanthys

Detect rhadamanthys stealer shellcode

Accesses Microsoft Outlook profiles

Program crash

Checks processor information in registry

outlook_office_path

outlook_win_path

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2023-04-19 19:40

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2023-04-19 19:40

Reported

2023-04-19 19:43

Platform

win10v2004-20230220-en

Max time kernel

87s

Max time network

145s

Command Line

"C:\Users\Admin\AppData\Local\Temp\f187497ccd97211fbe002c3708ca754ed3346c63d56204210d190836aa3c5c23.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\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
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

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-1-5-21-1529757233-3489015626-3409890339-1000\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\f187497ccd97211fbe002c3708ca754ed3346c63d56204210d190836aa3c5c23.exe

"C:\Users\Admin\AppData\Local\Temp\f187497ccd97211fbe002c3708ca754ed3346c63d56204210d190836aa3c5c23.exe"

C:\Windows\system32\dllhost.exe

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

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 484 -p 1932 -ip 1932

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1932 -s 716

Network

Country Destination Domain Proto
US 8.8.8.8:53 42.220.44.20.in-addr.arpa udp
US 209.197.3.8:80 tcp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 55.37.195.20.in-addr.arpa udp
US 8.8.8.8:53 45.21.80.104.in-addr.arpa udp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
PA 179.43.142.201:80 catalog.s.download.windowsupdate.com tcp
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
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 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 86.8.109.52.in-addr.arpa udp
US 8.8.8.8:53 1.208.79.178.in-addr.arpa udp
US 209.197.3.8:80 tcp
US 209.197.3.8:80 tcp

Files

memory/1932-134-0x0000000002D40000-0x0000000002D6E000-memory.dmp

memory/1932-135-0x0000000000400000-0x0000000002BA4000-memory.dmp

memory/1932-138-0x0000000002D70000-0x0000000002D8C000-memory.dmp

memory/1932-139-0x0000000002D70000-0x0000000002D8C000-memory.dmp

memory/1932-140-0x0000000002D90000-0x0000000002DAA000-memory.dmp

memory/1932-141-0x0000000002D70000-0x0000000002D8C000-memory.dmp

memory/4508-142-0x00000299EE650000-0x00000299EE651000-memory.dmp

memory/4508-144-0x00000299EE960000-0x00000299EE967000-memory.dmp

memory/1932-143-0x0000000004A60000-0x0000000004A62000-memory.dmp

memory/4508-145-0x00007FF449290000-0x00007FF44938A000-memory.dmp

memory/4508-146-0x00007FF449290000-0x00007FF44938A000-memory.dmp

memory/1932-147-0x0000000000400000-0x0000000002BA4000-memory.dmp

memory/1932-148-0x0000000002D70000-0x0000000002D8C000-memory.dmp

memory/4508-149-0x00007FF449290000-0x00007FF44938A000-memory.dmp

memory/4508-150-0x00007FF449290000-0x00007FF44938A000-memory.dmp

memory/4508-151-0x00007FF449290000-0x00007FF44938A000-memory.dmp

memory/4508-152-0x00007FF449290000-0x00007FF44938A000-memory.dmp

memory/4508-153-0x00007FF449290000-0x00007FF44938A000-memory.dmp