Malware Analysis Report

2025-08-06 00:41

Sample ID 230419-bl84esfd63
Target setup.exe
SHA256 3d7566812366cea0ea926397e36f469b1b8ff5abd26fa0841dbecfbc7691530e
Tags
rhadamanthys collection stealer
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V6

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

3d7566812366cea0ea926397e36f469b1b8ff5abd26fa0841dbecfbc7691530e

Threat Level: Known bad

The file setup.exe 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

Checks processor information in registry

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

outlook_office_path

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2023-04-19 01:15

Signatures

N/A

Analysis: behavioral2

Detonation Overview

Submitted

2023-04-19 01:15

Reported

2023-04-19 01:17

Platform

win10v2004-20230220-en

Max time kernel

99s

Max time network

129s

Command Line

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

Signatures

Detect rhadamanthys stealer shellcode

Description Indicator Process Target
N/A N/A N/A N/A
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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\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
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

Program crash

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\WerFault.exe C:\Users\Admin\AppData\Local\Temp\setup.exe

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

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1516 wrote to memory of 1800 N/A C:\Users\Admin\AppData\Local\Temp\setup.exe C:\Windows\system32\dllhost.exe
PID 1516 wrote to memory of 1800 N/A C:\Users\Admin\AppData\Local\Temp\setup.exe C:\Windows\system32\dllhost.exe
PID 1516 wrote to memory of 1800 N/A C:\Users\Admin\AppData\Local\Temp\setup.exe C:\Windows\system32\dllhost.exe
PID 1516 wrote to memory of 1800 N/A C:\Users\Admin\AppData\Local\Temp\setup.exe C:\Windows\system32\dllhost.exe

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\setup.exe

"C:\Users\Admin\AppData\Local\Temp\setup.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 1516 -ip 1516

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1516 -s 796

Network

Country Destination Domain Proto
US 8.8.8.8:53 123.108.74.40.in-addr.arpa udp
US 8.8.8.8:53 68.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.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 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 20.189.173.15:443 tcp
US 93.184.221.240:80 tcp
US 93.184.221.240:80 tcp
NL 173.223.113.164:443 tcp
NL 173.223.113.131:80 tcp
US 131.253.33.203:80 tcp
US 8.8.8.8:53 63.13.109.52.in-addr.arpa udp
US 13.107.4.50:80 tcp
US 93.184.220.29:80 tcp

Files

memory/1516-134-0x00000000021C0000-0x00000000021EE000-memory.dmp

memory/1516-135-0x0000000000400000-0x000000000080F000-memory.dmp

memory/1516-138-0x0000000000920000-0x000000000093C000-memory.dmp

memory/1516-139-0x0000000000920000-0x000000000093C000-memory.dmp

memory/1516-140-0x0000000000810000-0x0000000000812000-memory.dmp

memory/1516-141-0x0000000000920000-0x000000000093C000-memory.dmp

memory/1800-142-0x0000029B06780000-0x0000029B06781000-memory.dmp

memory/1516-143-0x0000000000810000-0x0000000000813000-memory.dmp

memory/1800-144-0x0000029B067D0000-0x0000029B067D7000-memory.dmp

memory/1800-145-0x00007FF463E20000-0x00007FF463F1A000-memory.dmp

memory/1800-146-0x00007FF463E20000-0x00007FF463F1A000-memory.dmp

memory/1516-147-0x0000000000400000-0x000000000080F000-memory.dmp

memory/1516-148-0x0000000000920000-0x000000000093C000-memory.dmp

memory/1800-149-0x00007FF463E20000-0x00007FF463F1A000-memory.dmp

memory/1800-150-0x00007FF463E20000-0x00007FF463F1A000-memory.dmp

memory/1800-151-0x00007FF463E20000-0x00007FF463F1A000-memory.dmp

memory/1800-152-0x00007FF463E20000-0x00007FF463F1A000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2023-04-19 01:15

Reported

2023-04-19 01:17

Platform

win7-20230220-en

Max time kernel

49s

Max time network

47s

Command Line

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

Signatures

Detect rhadamanthys stealer shellcode

Description Indicator Process Target
N/A N/A N/A N/A
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N/A N/A N/A N/A
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Rhadamanthys

stealer rhadamanthys

Accesses Microsoft Outlook profiles

collection
Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Office\12.0\Outlook\Profiles\Outlook C:\Windows\system32\dllhost.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook C:\Windows\system32\dllhost.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook C:\Windows\system32\dllhost.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook C:\Windows\system32\dllhost.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Office\10.0\Outlook\Profiles\Outlook C:\Windows\system32\dllhost.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\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-1-5-21-3430344531-3702557399-3004411149-1000\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-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook C:\Windows\system32\dllhost.exe N/A

Processes

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

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

C:\Windows\system32\dllhost.exe

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

Network

Country Destination Domain Proto
NL 51.15.65.182:14433 tcp
PA 179.43.142.201:80 tcp
PA 179.43.142.201:80 catalog.s.download.windowsupdate.com tcp
PA 179.43.142.201:80 179.43.142.201 tcp

Files

memory/1948-55-0x00000000002C0000-0x00000000002EE000-memory.dmp

memory/1948-56-0x0000000000400000-0x000000000080F000-memory.dmp

memory/1948-59-0x00000000002F0000-0x000000000030C000-memory.dmp

memory/1948-60-0x0000000000360000-0x0000000000361000-memory.dmp

memory/1948-61-0x00000000002F0000-0x000000000030C000-memory.dmp

memory/1948-62-0x00000000002F0000-0x000000000030C000-memory.dmp

memory/1948-63-0x0000000000400000-0x000000000080F000-memory.dmp

memory/1900-64-0x0000000000050000-0x0000000000051000-memory.dmp

memory/1900-65-0x000007FFFFEB0000-0x000007FFFFFAA000-memory.dmp

memory/1900-66-0x000007FFFFEB0000-0x000007FFFFFAA000-memory.dmp

memory/1948-68-0x00000000002F0000-0x000000000030C000-memory.dmp

memory/1948-69-0x00000000003B0000-0x00000000003B2000-memory.dmp

memory/1900-70-0x0000000000070000-0x0000000000077000-memory.dmp

memory/1900-71-0x000007FFFFEB0000-0x000007FFFFFAA000-memory.dmp

memory/1900-72-0x000007FFFFEB0000-0x000007FFFFFAA000-memory.dmp

memory/1900-73-0x000007FFFFEB0000-0x000007FFFFFAA000-memory.dmp

memory/1948-74-0x0000000000400000-0x000000000080F000-memory.dmp

memory/1948-75-0x00000000002F0000-0x000000000030C000-memory.dmp

memory/1900-76-0x000007FFFFEB0000-0x000007FFFFFAA000-memory.dmp