Malware Analysis Report

2025-06-15 19:48

Sample ID 240210-n736hsbf4v
Target tmp
SHA256 33b58cc2d64611459673bee5b1a4ae49db540c61b2e4f4872bbfd68e175954f1
Tags
rhadamanthys stealer
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

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

33b58cc2d64611459673bee5b1a4ae49db540c61b2e4f4872bbfd68e175954f1

Threat Level: Known bad

The file tmp was found to be: Known bad.

Malicious Activity Summary

rhadamanthys stealer

Suspicious use of NtCreateUserProcessOtherParentProcess

Rhadamanthys

Program crash

Unsigned PE

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-02-10 12:03

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-02-10 12:03

Reported

2024-02-10 12:05

Platform

win7-20231215-en

Max time kernel

122s

Max time network

125s

Command Line

C:\Windows\Explorer.EXE

Signatures

Rhadamanthys

stealer rhadamanthys

Suspicious use of NtCreateUserProcessOtherParentProcess

Description Indicator Process Target
PID 1964 created 1216 N/A C:\Users\Admin\AppData\Local\Temp\tmp.exe C:\Windows\Explorer.EXE

Suspicious behavior: EnumeratesProcesses

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

Processes

C:\Windows\Explorer.EXE

C:\Windows\Explorer.EXE

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

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

C:\Windows\SysWOW64\dialer.exe

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

Network

N/A

Files

memory/1964-2-0x0000000000250000-0x00000000002C2000-memory.dmp

memory/1964-1-0x0000000002CF0000-0x0000000002DF0000-memory.dmp

memory/1964-3-0x0000000000400000-0x0000000002B4E000-memory.dmp

memory/1964-4-0x00000000055E0000-0x00000000059E0000-memory.dmp

memory/1964-5-0x00000000055E0000-0x00000000059E0000-memory.dmp

memory/1964-7-0x00000000055E0000-0x00000000059E0000-memory.dmp

memory/1964-6-0x00000000779E0000-0x0000000077B89000-memory.dmp

memory/1964-9-0x0000000075CF0000-0x0000000075D37000-memory.dmp

memory/2684-11-0x0000000000080000-0x0000000000089000-memory.dmp

memory/1964-10-0x00000000055E0000-0x00000000059E0000-memory.dmp

memory/2684-14-0x0000000001C70000-0x0000000002070000-memory.dmp

memory/2684-15-0x00000000779E0000-0x0000000077B89000-memory.dmp

memory/1964-12-0x0000000000400000-0x0000000002B4E000-memory.dmp

memory/2684-18-0x0000000075CF0000-0x0000000075D37000-memory.dmp

memory/1964-20-0x00000000055E0000-0x00000000059E0000-memory.dmp

memory/2684-19-0x00000000779E0000-0x0000000077B89000-memory.dmp

memory/2684-17-0x0000000001C70000-0x0000000002070000-memory.dmp

memory/2684-21-0x0000000001C70000-0x0000000002070000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-02-10 12:03

Reported

2024-02-10 12:05

Platform

win10v2004-20231215-en

Max time kernel

142s

Max time network

152s

Command Line

sihost.exe

Signatures

Rhadamanthys

stealer rhadamanthys

Suspicious use of NtCreateUserProcessOtherParentProcess

Description Indicator Process Target
PID 1108 created 2532 N/A C:\Users\Admin\AppData\Local\Temp\tmp.exe C:\Windows\system32\sihost.exe

Program crash

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

Suspicious behavior: EnumeratesProcesses

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

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1108 wrote to memory of 3780 N/A C:\Users\Admin\AppData\Local\Temp\tmp.exe C:\Windows\SysWOW64\dialer.exe
PID 1108 wrote to memory of 3780 N/A C:\Users\Admin\AppData\Local\Temp\tmp.exe C:\Windows\SysWOW64\dialer.exe
PID 1108 wrote to memory of 3780 N/A C:\Users\Admin\AppData\Local\Temp\tmp.exe C:\Windows\SysWOW64\dialer.exe
PID 1108 wrote to memory of 3780 N/A C:\Users\Admin\AppData\Local\Temp\tmp.exe C:\Windows\SysWOW64\dialer.exe
PID 1108 wrote to memory of 3780 N/A C:\Users\Admin\AppData\Local\Temp\tmp.exe C:\Windows\SysWOW64\dialer.exe

Processes

C:\Windows\system32\sihost.exe

sihost.exe

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

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

C:\Windows\SysWOW64\dialer.exe

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

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 1108 -ip 1108

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1108 -s 468

Network

Country Destination Domain Proto
US 8.8.8.8:53 79.121.231.20.in-addr.arpa udp
US 8.8.8.8:53 183.142.211.20.in-addr.arpa udp
US 8.8.8.8:53 173.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 138.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 217.135.221.88.in-addr.arpa udp
US 8.8.8.8:53 180.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 21.236.111.52.in-addr.arpa udp
US 8.8.8.8:53 170.253.116.51.in-addr.arpa udp

Files

memory/1108-1-0x0000000002CE0000-0x0000000002DE0000-memory.dmp

memory/1108-2-0x00000000047D0000-0x0000000004842000-memory.dmp

memory/1108-3-0x0000000000400000-0x0000000002B4E000-memory.dmp

memory/1108-4-0x0000000005A90000-0x0000000005E90000-memory.dmp

memory/1108-5-0x0000000005A90000-0x0000000005E90000-memory.dmp

memory/1108-6-0x0000000005A90000-0x0000000005E90000-memory.dmp

memory/1108-8-0x0000000005A90000-0x0000000005E90000-memory.dmp

memory/1108-7-0x00007FFA6DFB0000-0x00007FFA6E1A5000-memory.dmp

memory/1108-10-0x0000000075F20000-0x0000000076135000-memory.dmp

memory/3780-11-0x00000000009E0000-0x00000000009E9000-memory.dmp

memory/3780-13-0x0000000002750000-0x0000000002B50000-memory.dmp

memory/3780-14-0x00007FFA6DFB0000-0x00007FFA6E1A5000-memory.dmp

memory/3780-17-0x0000000075F20000-0x0000000076135000-memory.dmp

memory/3780-16-0x0000000002750000-0x0000000002B50000-memory.dmp

memory/3780-19-0x0000000002750000-0x0000000002B50000-memory.dmp

memory/1108-20-0x00000000047D0000-0x0000000004842000-memory.dmp

memory/1108-18-0x0000000000400000-0x0000000002B4E000-memory.dmp

memory/1108-21-0x0000000005A90000-0x0000000005E90000-memory.dmp