Malware Analysis Report

2024-11-15 06:03

Sample ID 240926-k5xdeaydql
Target nq5v9DfNCB.exe
SHA256 c1df546782a82cb03e27ccfea0002f304c56bb26b3fc3d9d8e76ff7c7f61e529
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 Overview

score
10/10

SHA256

c1df546782a82cb03e27ccfea0002f304c56bb26b3fc3d9d8e76ff7c7f61e529

Threat Level: Known bad

The file nq5v9DfNCB.exe was found to be: Known bad.

Malicious Activity Summary

rhadamanthys discovery stealer

Rhadamanthys

Suspicious use of NtCreateUserProcessOtherParentProcess

Unsigned PE

System Location Discovery: System Language Discovery

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-09-26 09:11

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-09-26 09:11

Reported

2024-09-26 09:12

Platform

win10v2004-20240802-en

Max time kernel

10s

Max time network

7s

Command Line

sihost.exe

Signatures

Rhadamanthys

stealer rhadamanthys

Suspicious use of NtCreateUserProcessOtherParentProcess

Description Indicator Process Target
PID 4644 created 2468 N/A C:\Users\Admin\AppData\Local\Temp\nq5v9DfNCB.exe C:\Windows\system32\sihost.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\nq5v9DfNCB.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\openwith.exe N/A

Processes

C:\Windows\system32\sihost.exe

sihost.exe

C:\Users\Admin\AppData\Local\Temp\nq5v9DfNCB.exe

"C:\Users\Admin\AppData\Local\Temp\nq5v9DfNCB.exe"

C:\Windows\SysWOW64\openwith.exe

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

Network

Country Destination Domain Proto
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 140.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp

Files

memory/4644-0-0x0000000000400000-0x00000000007D8000-memory.dmp

memory/4644-1-0x0000000000400000-0x00000000007D8000-memory.dmp

memory/4644-5-0x00000000034D0000-0x00000000038D0000-memory.dmp

memory/4644-4-0x00000000034D0000-0x00000000038D0000-memory.dmp

memory/4644-6-0x00000000034D0000-0x00000000038D0000-memory.dmp

memory/4644-7-0x00007FF976E10000-0x00007FF977005000-memory.dmp

memory/4644-9-0x00000000769B0000-0x0000000076BC5000-memory.dmp

memory/4644-10-0x00000000034D0000-0x00000000038D0000-memory.dmp

memory/3780-11-0x0000000000690000-0x0000000000699000-memory.dmp

memory/3780-15-0x0000000000690000-0x0000000000699000-memory.dmp

memory/3780-17-0x00007FF976E10000-0x00007FF977005000-memory.dmp

memory/3780-20-0x00000000769B0000-0x0000000076BC5000-memory.dmp

memory/3780-19-0x0000000002610000-0x0000000002A10000-memory.dmp

memory/3780-16-0x0000000002610000-0x0000000002A10000-memory.dmp

memory/4644-12-0x0000000000400000-0x00000000007D8000-memory.dmp

memory/3780-21-0x0000000002610000-0x0000000002A10000-memory.dmp