Malware Analysis Report

2025-08-06 00:40

Sample ID 230419-e47vvsaa7y
Target 5958900c655ce9939bef469628ed1b2510b406d8b0db7b9f5930f3b9bba3c60c
SHA256 5958900c655ce9939bef469628ed1b2510b406d8b0db7b9f5930f3b9bba3c60c
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

5958900c655ce9939bef469628ed1b2510b406d8b0db7b9f5930f3b9bba3c60c

Threat Level: Known bad

The file 5958900c655ce9939bef469628ed1b2510b406d8b0db7b9f5930f3b9bba3c60c was found to be: Known bad.

Malicious Activity Summary

rhadamanthys collection stealer

Rhadamanthys

Detect rhadamanthys stealer shellcode

Accesses Microsoft Outlook profiles

Program crash

Suspicious behavior: EnumeratesProcesses

outlook_office_path

Checks processor information in registry

Suspicious use of WriteProcessMemory

outlook_win_path

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2023-04-19 04:30

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2023-04-19 04:30

Reported

2023-04-19 04:33

Platform

win10v2004-20230221-en

Max time kernel

61s

Max time network

128s

Command Line

"C:\Users\Admin\AppData\Local\Temp\5958900c655ce9939bef469628ed1b2510b406d8b0db7b9f5930f3b9bba3c60c.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-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Office\12.0\Outlook\Profiles\Outlook C:\Windows\system32\dllhost.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook C:\Windows\system32\dllhost.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook C:\Windows\system32\dllhost.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook C:\Windows\system32\dllhost.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Office\10.0\Outlook\Profiles\Outlook C:\Windows\system32\dllhost.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\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 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-1-5-21-2805025096-2326403612-4231045514-1000\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-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook C:\Windows\system32\dllhost.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\5958900c655ce9939bef469628ed1b2510b406d8b0db7b9f5930f3b9bba3c60c.exe

"C:\Users\Admin\AppData\Local\Temp\5958900c655ce9939bef469628ed1b2510b406d8b0db7b9f5930f3b9bba3c60c.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 2116 -ip 2116

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2116 -s 732

Network

Country Destination Domain Proto
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 131.17.126.40.in-addr.arpa udp
US 8.8.8.8:53 76.38.195.152.in-addr.arpa udp
US 8.8.8.8:53 133.211.185.52.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
IE 20.54.89.15:443 tcp
IE 20.50.80.209:443 tcp
US 209.197.3.8:80 tcp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
NL 173.223.113.164:443 tcp
NL 173.223.113.131:80 tcp
US 204.79.197.203:80 tcp
US 8.8.8.8:53 2.36.159.162.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 233.141.123.20.in-addr.arpa udp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 209.197.3.8:80 tcp

Files

memory/2116-134-0x0000000002550000-0x000000000257E000-memory.dmp

memory/2116-135-0x0000000000400000-0x000000000080F000-memory.dmp

memory/2116-138-0x00000000025A0000-0x00000000025BC000-memory.dmp

memory/2116-139-0x00000000009C0000-0x00000000009C2000-memory.dmp

memory/2116-140-0x00000000025A0000-0x00000000025BC000-memory.dmp

memory/2116-141-0x00000000025A0000-0x00000000025BC000-memory.dmp

memory/3924-142-0x0000014556240000-0x0000014556241000-memory.dmp

memory/2116-143-0x0000000002580000-0x0000000002582000-memory.dmp

memory/3924-144-0x0000014556360000-0x0000014556367000-memory.dmp

memory/3924-145-0x00007FF4A9460000-0x00007FF4A955A000-memory.dmp

memory/3924-146-0x00007FF4A9460000-0x00007FF4A955A000-memory.dmp

memory/2116-147-0x0000000000400000-0x000000000080F000-memory.dmp

memory/2116-148-0x00000000025A0000-0x00000000025BC000-memory.dmp

memory/3924-149-0x00007FF4A9460000-0x00007FF4A955A000-memory.dmp

memory/3924-150-0x00007FF4A9460000-0x00007FF4A955A000-memory.dmp

memory/3924-151-0x00007FF4A9460000-0x00007FF4A955A000-memory.dmp

memory/3924-152-0x00007FF4A9460000-0x00007FF4A955A000-memory.dmp