Malware Analysis Report

2024-11-30 02:26

Sample ID 241023-xva4msvhkg
Target setup.exe
SHA256 c10b5ee78d7ca90b5c21f72c945312419ea69ea77e29b7bec668fcc81a3fbd14
Tags
rhadamanthys discovery stealer
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

c10b5ee78d7ca90b5c21f72c945312419ea69ea77e29b7bec668fcc81a3fbd14

Threat Level: Known bad

The file setup.exe was found to be: Known bad.

Malicious Activity Summary

rhadamanthys discovery stealer

Rhadamanthys

Suspicious use of NtCreateUserProcessOtherParentProcess

Suspicious use of SetThreadContext

Program crash

System Location Discovery: System Language Discovery

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-10-23 19:09

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-10-23 19:09

Reported

2024-10-23 19:10

Platform

win7-20240903-en

Max time kernel

15s

Max time network

17s

Command Line

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

Signatures

Rhadamanthys

stealer rhadamanthys

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 1636 set thread context of 2548 N/A C:\Users\Admin\AppData\Local\Temp\setup.exe C:\Users\Admin\AppData\Local\Temp\setup.exe

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\setup.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\setup.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1636 wrote to memory of 2544 N/A C:\Users\Admin\AppData\Local\Temp\setup.exe C:\Users\Admin\AppData\Local\Temp\setup.exe
PID 1636 wrote to memory of 2544 N/A C:\Users\Admin\AppData\Local\Temp\setup.exe C:\Users\Admin\AppData\Local\Temp\setup.exe
PID 1636 wrote to memory of 2544 N/A C:\Users\Admin\AppData\Local\Temp\setup.exe C:\Users\Admin\AppData\Local\Temp\setup.exe
PID 1636 wrote to memory of 2544 N/A C:\Users\Admin\AppData\Local\Temp\setup.exe C:\Users\Admin\AppData\Local\Temp\setup.exe
PID 1636 wrote to memory of 2544 N/A C:\Users\Admin\AppData\Local\Temp\setup.exe C:\Users\Admin\AppData\Local\Temp\setup.exe
PID 1636 wrote to memory of 2544 N/A C:\Users\Admin\AppData\Local\Temp\setup.exe C:\Users\Admin\AppData\Local\Temp\setup.exe
PID 1636 wrote to memory of 2544 N/A C:\Users\Admin\AppData\Local\Temp\setup.exe C:\Users\Admin\AppData\Local\Temp\setup.exe
PID 1636 wrote to memory of 2548 N/A C:\Users\Admin\AppData\Local\Temp\setup.exe C:\Users\Admin\AppData\Local\Temp\setup.exe
PID 1636 wrote to memory of 2548 N/A C:\Users\Admin\AppData\Local\Temp\setup.exe C:\Users\Admin\AppData\Local\Temp\setup.exe
PID 1636 wrote to memory of 2548 N/A C:\Users\Admin\AppData\Local\Temp\setup.exe C:\Users\Admin\AppData\Local\Temp\setup.exe
PID 1636 wrote to memory of 2548 N/A C:\Users\Admin\AppData\Local\Temp\setup.exe C:\Users\Admin\AppData\Local\Temp\setup.exe
PID 1636 wrote to memory of 2548 N/A C:\Users\Admin\AppData\Local\Temp\setup.exe C:\Users\Admin\AppData\Local\Temp\setup.exe
PID 1636 wrote to memory of 2548 N/A C:\Users\Admin\AppData\Local\Temp\setup.exe C:\Users\Admin\AppData\Local\Temp\setup.exe
PID 1636 wrote to memory of 2548 N/A C:\Users\Admin\AppData\Local\Temp\setup.exe C:\Users\Admin\AppData\Local\Temp\setup.exe
PID 1636 wrote to memory of 2548 N/A C:\Users\Admin\AppData\Local\Temp\setup.exe C:\Users\Admin\AppData\Local\Temp\setup.exe
PID 1636 wrote to memory of 2548 N/A C:\Users\Admin\AppData\Local\Temp\setup.exe C:\Users\Admin\AppData\Local\Temp\setup.exe
PID 1636 wrote to memory of 2548 N/A C:\Users\Admin\AppData\Local\Temp\setup.exe C:\Users\Admin\AppData\Local\Temp\setup.exe
PID 1636 wrote to memory of 2548 N/A C:\Users\Admin\AppData\Local\Temp\setup.exe C:\Users\Admin\AppData\Local\Temp\setup.exe
PID 1636 wrote to memory of 2548 N/A C:\Users\Admin\AppData\Local\Temp\setup.exe C:\Users\Admin\AppData\Local\Temp\setup.exe
PID 1636 wrote to memory of 2548 N/A C:\Users\Admin\AppData\Local\Temp\setup.exe C:\Users\Admin\AppData\Local\Temp\setup.exe
PID 1636 wrote to memory of 2548 N/A C:\Users\Admin\AppData\Local\Temp\setup.exe C:\Users\Admin\AppData\Local\Temp\setup.exe
PID 2548 wrote to memory of 2108 N/A C:\Users\Admin\AppData\Local\Temp\setup.exe C:\Windows\SysWOW64\WerFault.exe
PID 2548 wrote to memory of 2108 N/A C:\Users\Admin\AppData\Local\Temp\setup.exe C:\Windows\SysWOW64\WerFault.exe
PID 2548 wrote to memory of 2108 N/A C:\Users\Admin\AppData\Local\Temp\setup.exe C:\Windows\SysWOW64\WerFault.exe
PID 2548 wrote to memory of 2108 N/A C:\Users\Admin\AppData\Local\Temp\setup.exe C:\Windows\SysWOW64\WerFault.exe
PID 1636 wrote to memory of 2444 N/A C:\Users\Admin\AppData\Local\Temp\setup.exe C:\Windows\SysWOW64\WerFault.exe
PID 1636 wrote to memory of 2444 N/A C:\Users\Admin\AppData\Local\Temp\setup.exe C:\Windows\SysWOW64\WerFault.exe
PID 1636 wrote to memory of 2444 N/A C:\Users\Admin\AppData\Local\Temp\setup.exe C:\Windows\SysWOW64\WerFault.exe
PID 1636 wrote to memory of 2444 N/A C:\Users\Admin\AppData\Local\Temp\setup.exe C:\Windows\SysWOW64\WerFault.exe

Processes

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

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

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

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

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

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

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2548 -s 252

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1636 -s 280

Network

N/A

Files

memory/1636-0-0x000000000022C000-0x000000000022D000-memory.dmp

memory/2548-1-0x0000000000400000-0x000000000047E000-memory.dmp

memory/2548-10-0x0000000000400000-0x000000000047E000-memory.dmp

memory/2548-8-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2548-7-0x0000000000400000-0x000000000047E000-memory.dmp

memory/2548-12-0x0000000000400000-0x000000000047E000-memory.dmp

memory/2548-6-0x0000000000400000-0x000000000047E000-memory.dmp

memory/2548-5-0x0000000000400000-0x000000000047E000-memory.dmp

memory/2548-3-0x0000000000400000-0x000000000047E000-memory.dmp

memory/2548-2-0x0000000000400000-0x000000000047E000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-10-23 19:09

Reported

2024-10-24 18:22

Platform

win10v2004-20241007-en

Max time kernel

143s

Max time network

137s

Command Line

sihost.exe

Signatures

Rhadamanthys

stealer rhadamanthys

Suspicious use of NtCreateUserProcessOtherParentProcess

Description Indicator Process Target
PID 208 created 2940 N/A C:\Users\Admin\AppData\Local\Temp\setup.exe C:\Windows\system32\sihost.exe

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 2128 set thread context of 208 N/A C:\Users\Admin\AppData\Local\Temp\setup.exe C:\Users\Admin\AppData\Local\Temp\setup.exe

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\setup.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\setup.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\openwith.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2128 wrote to memory of 208 N/A C:\Users\Admin\AppData\Local\Temp\setup.exe C:\Users\Admin\AppData\Local\Temp\setup.exe
PID 2128 wrote to memory of 208 N/A C:\Users\Admin\AppData\Local\Temp\setup.exe C:\Users\Admin\AppData\Local\Temp\setup.exe
PID 2128 wrote to memory of 208 N/A C:\Users\Admin\AppData\Local\Temp\setup.exe C:\Users\Admin\AppData\Local\Temp\setup.exe
PID 2128 wrote to memory of 208 N/A C:\Users\Admin\AppData\Local\Temp\setup.exe C:\Users\Admin\AppData\Local\Temp\setup.exe
PID 2128 wrote to memory of 208 N/A C:\Users\Admin\AppData\Local\Temp\setup.exe C:\Users\Admin\AppData\Local\Temp\setup.exe
PID 2128 wrote to memory of 208 N/A C:\Users\Admin\AppData\Local\Temp\setup.exe C:\Users\Admin\AppData\Local\Temp\setup.exe
PID 2128 wrote to memory of 208 N/A C:\Users\Admin\AppData\Local\Temp\setup.exe C:\Users\Admin\AppData\Local\Temp\setup.exe
PID 2128 wrote to memory of 208 N/A C:\Users\Admin\AppData\Local\Temp\setup.exe C:\Users\Admin\AppData\Local\Temp\setup.exe
PID 2128 wrote to memory of 208 N/A C:\Users\Admin\AppData\Local\Temp\setup.exe C:\Users\Admin\AppData\Local\Temp\setup.exe
PID 2128 wrote to memory of 208 N/A C:\Users\Admin\AppData\Local\Temp\setup.exe C:\Users\Admin\AppData\Local\Temp\setup.exe
PID 2128 wrote to memory of 208 N/A C:\Users\Admin\AppData\Local\Temp\setup.exe C:\Users\Admin\AppData\Local\Temp\setup.exe
PID 208 wrote to memory of 928 N/A C:\Users\Admin\AppData\Local\Temp\setup.exe C:\Windows\SysWOW64\openwith.exe
PID 208 wrote to memory of 928 N/A C:\Users\Admin\AppData\Local\Temp\setup.exe C:\Windows\SysWOW64\openwith.exe
PID 208 wrote to memory of 928 N/A C:\Users\Admin\AppData\Local\Temp\setup.exe C:\Windows\SysWOW64\openwith.exe
PID 208 wrote to memory of 928 N/A C:\Users\Admin\AppData\Local\Temp\setup.exe C:\Windows\SysWOW64\openwith.exe
PID 208 wrote to memory of 928 N/A C:\Users\Admin\AppData\Local\Temp\setup.exe C:\Windows\SysWOW64\openwith.exe

Processes

C:\Windows\system32\sihost.exe

sihost.exe

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

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

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

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

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2128 -ip 2128

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2128 -s 628

C:\Windows\SysWOW64\openwith.exe

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

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 208 -ip 208

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 208 -s 628

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 208 -ip 208

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 208 -s 620

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 77.190.18.2.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 150.171.28.10:443 g.bing.com tcp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 205.47.74.20.in-addr.arpa udp
US 8.8.8.8:53 140.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 0.205.248.87.in-addr.arpa udp
US 8.8.8.8:53 14.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 10.27.171.150.in-addr.arpa udp

Files

memory/2128-0-0x000000000059C000-0x000000000059D000-memory.dmp

memory/208-1-0x0000000000400000-0x000000000047E000-memory.dmp

memory/208-3-0x0000000000400000-0x000000000047E000-memory.dmp

memory/208-2-0x0000000000400000-0x000000000047E000-memory.dmp

memory/208-4-0x0000000000500000-0x00000000005A6000-memory.dmp

memory/208-5-0x0000000003E60000-0x0000000004260000-memory.dmp

memory/208-7-0x00007FFB79BB0000-0x00007FFB79DA5000-memory.dmp

memory/208-6-0x0000000003E60000-0x0000000004260000-memory.dmp

memory/208-9-0x0000000075BD0000-0x0000000075DE5000-memory.dmp

memory/928-10-0x0000000000EF0000-0x0000000000EF9000-memory.dmp

memory/928-12-0x0000000002AB0000-0x0000000002EB0000-memory.dmp

memory/928-15-0x0000000002AB0000-0x0000000002EB0000-memory.dmp

memory/928-16-0x0000000075BD0000-0x0000000075DE5000-memory.dmp

memory/928-13-0x00007FFB79BB0000-0x00007FFB79DA5000-memory.dmp

memory/928-17-0x0000000002AB0000-0x0000000002EB0000-memory.dmp