Malware Analysis Report

2025-08-06 00:41

Sample ID 230419-ftr74aac2t
Target 28f9616bc6f9b40aaab2b1394cc574f09605397e6e36d235ea08b6d61b038d8c
SHA256 28f9616bc6f9b40aaab2b1394cc574f09605397e6e36d235ea08b6d61b038d8c
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

28f9616bc6f9b40aaab2b1394cc574f09605397e6e36d235ea08b6d61b038d8c

Threat Level: Known bad

The file 28f9616bc6f9b40aaab2b1394cc574f09605397e6e36d235ea08b6d61b038d8c was found to be: Known bad.

Malicious Activity Summary

rhadamanthys collection stealer

Detect rhadamanthys stealer shellcode

Rhadamanthys

Accesses Microsoft Outlook profiles

Program crash

Checks processor information in registry

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

outlook_office_path

outlook_win_path

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2023-04-19 05:10

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2023-04-19 05:10

Reported

2023-04-19 05:12

Platform

win10v2004-20230220-en

Max time kernel

91s

Max time network

153s

Command Line

"C:\Users\Admin\AppData\Local\Temp\28f9616bc6f9b40aaab2b1394cc574f09605397e6e36d235ea08b6d61b038d8c.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-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Office\12.0\Outlook\Profiles\Outlook C:\Windows\system32\dllhost.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook C:\Windows\system32\dllhost.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook C:\Windows\system32\dllhost.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook C:\Windows\system32\dllhost.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Office\10.0\Outlook\Profiles\Outlook C:\Windows\system32\dllhost.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\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-1-5-21-144354903-2550862337-1367551827-1000\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-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook C:\Windows\system32\dllhost.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\28f9616bc6f9b40aaab2b1394cc574f09605397e6e36d235ea08b6d61b038d8c.exe

"C:\Users\Admin\AppData\Local\Temp\28f9616bc6f9b40aaab2b1394cc574f09605397e6e36d235ea08b6d61b038d8c.exe"

C:\Windows\system32\dllhost.exe

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

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 2484 -ip 2484

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2484 -s 712

Network

Country Destination Domain Proto
US 8.8.8.8:53 140.145.190.20.in-addr.arpa udp
US 8.8.8.8:53 123.108.74.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
US 8.8.8.8:53 58.55.71.13.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 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 52.168.112.66:443 tcp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 8.3.197.209.in-addr.arpa udp

Files

memory/2484-134-0x00000000048E0000-0x000000000490E000-memory.dmp

memory/2484-135-0x0000000000400000-0x0000000002BA4000-memory.dmp

memory/2484-138-0x0000000004930000-0x000000000494C000-memory.dmp

memory/2484-139-0x0000000004930000-0x000000000494C000-memory.dmp

memory/2484-140-0x0000000004950000-0x000000000496A000-memory.dmp

memory/2484-141-0x0000000004930000-0x000000000494C000-memory.dmp

memory/4788-142-0x0000018FE8120000-0x0000018FE8121000-memory.dmp

memory/2484-143-0x0000000004A80000-0x0000000004A82000-memory.dmp

memory/4788-144-0x0000018FE8430000-0x0000018FE8437000-memory.dmp

memory/4788-145-0x00007FF421100000-0x00007FF4211FA000-memory.dmp

memory/4788-146-0x00007FF421100000-0x00007FF4211FA000-memory.dmp

memory/2484-147-0x0000000000400000-0x0000000002BA4000-memory.dmp

memory/4788-148-0x00007FF421100000-0x00007FF4211FA000-memory.dmp

memory/2484-149-0x0000000004930000-0x000000000494C000-memory.dmp

memory/4788-150-0x00007FF421100000-0x00007FF4211FA000-memory.dmp

memory/4788-151-0x00007FF421100000-0x00007FF4211FA000-memory.dmp

memory/4788-152-0x00007FF421100000-0x00007FF4211FA000-memory.dmp