Malware Analysis Report

2024-10-18 23:03

Sample ID 220419-pjrcgsbed7
Target 3f444cc8ccb0bebbb6539b98d64e8fed19e2f7e6f950d18d63e9e8716012ccb7
SHA256 3f444cc8ccb0bebbb6539b98d64e8fed19e2f7e6f950d18d63e9e8716012ccb7
Tags
matiex collection keylogger stealer
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V6

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

3f444cc8ccb0bebbb6539b98d64e8fed19e2f7e6f950d18d63e9e8716012ccb7

Threat Level: Known bad

The file 3f444cc8ccb0bebbb6539b98d64e8fed19e2f7e6f950d18d63e9e8716012ccb7 was found to be: Known bad.

Malicious Activity Summary

matiex collection keylogger stealer

Matiex

Matiex Main Payload

Looks up external IP address via web service

Accesses Microsoft Outlook profiles

Suspicious use of SetThreadContext

Program crash

Suspicious use of WriteProcessMemory

Suspicious use of AdjustPrivilegeToken

outlook_office_path

outlook_win_path

Suspicious behavior: MapViewOfSection

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2022-04-19 12:21

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2022-04-19 12:21

Reported

2022-04-19 15:58

Platform

win7-20220414-en

Max time kernel

148s

Max time network

51s

Command Line

"C:\Users\Admin\AppData\Local\Temp\3f444cc8ccb0bebbb6539b98d64e8fed19e2f7e6f950d18d63e9e8716012ccb7.exe"

Signatures

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1836 wrote to memory of 1944 N/A C:\Users\Admin\AppData\Local\Temp\3f444cc8ccb0bebbb6539b98d64e8fed19e2f7e6f950d18d63e9e8716012ccb7.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 1836 wrote to memory of 1944 N/A C:\Users\Admin\AppData\Local\Temp\3f444cc8ccb0bebbb6539b98d64e8fed19e2f7e6f950d18d63e9e8716012ccb7.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 1836 wrote to memory of 1944 N/A C:\Users\Admin\AppData\Local\Temp\3f444cc8ccb0bebbb6539b98d64e8fed19e2f7e6f950d18d63e9e8716012ccb7.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 1836 wrote to memory of 1944 N/A C:\Users\Admin\AppData\Local\Temp\3f444cc8ccb0bebbb6539b98d64e8fed19e2f7e6f950d18d63e9e8716012ccb7.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 1836 wrote to memory of 1944 N/A C:\Users\Admin\AppData\Local\Temp\3f444cc8ccb0bebbb6539b98d64e8fed19e2f7e6f950d18d63e9e8716012ccb7.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 1836 wrote to memory of 1724 N/A C:\Users\Admin\AppData\Local\Temp\3f444cc8ccb0bebbb6539b98d64e8fed19e2f7e6f950d18d63e9e8716012ccb7.exe C:\Users\Admin\AppData\Local\Temp\3f444cc8ccb0bebbb6539b98d64e8fed19e2f7e6f950d18d63e9e8716012ccb7.exe
PID 1836 wrote to memory of 1724 N/A C:\Users\Admin\AppData\Local\Temp\3f444cc8ccb0bebbb6539b98d64e8fed19e2f7e6f950d18d63e9e8716012ccb7.exe C:\Users\Admin\AppData\Local\Temp\3f444cc8ccb0bebbb6539b98d64e8fed19e2f7e6f950d18d63e9e8716012ccb7.exe
PID 1836 wrote to memory of 1724 N/A C:\Users\Admin\AppData\Local\Temp\3f444cc8ccb0bebbb6539b98d64e8fed19e2f7e6f950d18d63e9e8716012ccb7.exe C:\Users\Admin\AppData\Local\Temp\3f444cc8ccb0bebbb6539b98d64e8fed19e2f7e6f950d18d63e9e8716012ccb7.exe
PID 1836 wrote to memory of 1724 N/A C:\Users\Admin\AppData\Local\Temp\3f444cc8ccb0bebbb6539b98d64e8fed19e2f7e6f950d18d63e9e8716012ccb7.exe C:\Users\Admin\AppData\Local\Temp\3f444cc8ccb0bebbb6539b98d64e8fed19e2f7e6f950d18d63e9e8716012ccb7.exe
PID 1724 wrote to memory of 952 N/A C:\Users\Admin\AppData\Local\Temp\3f444cc8ccb0bebbb6539b98d64e8fed19e2f7e6f950d18d63e9e8716012ccb7.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 1724 wrote to memory of 952 N/A C:\Users\Admin\AppData\Local\Temp\3f444cc8ccb0bebbb6539b98d64e8fed19e2f7e6f950d18d63e9e8716012ccb7.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 1724 wrote to memory of 952 N/A C:\Users\Admin\AppData\Local\Temp\3f444cc8ccb0bebbb6539b98d64e8fed19e2f7e6f950d18d63e9e8716012ccb7.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 1724 wrote to memory of 952 N/A C:\Users\Admin\AppData\Local\Temp\3f444cc8ccb0bebbb6539b98d64e8fed19e2f7e6f950d18d63e9e8716012ccb7.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 1724 wrote to memory of 952 N/A C:\Users\Admin\AppData\Local\Temp\3f444cc8ccb0bebbb6539b98d64e8fed19e2f7e6f950d18d63e9e8716012ccb7.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 1724 wrote to memory of 1976 N/A C:\Users\Admin\AppData\Local\Temp\3f444cc8ccb0bebbb6539b98d64e8fed19e2f7e6f950d18d63e9e8716012ccb7.exe C:\Users\Admin\AppData\Local\Temp\3f444cc8ccb0bebbb6539b98d64e8fed19e2f7e6f950d18d63e9e8716012ccb7.exe
PID 1724 wrote to memory of 1976 N/A C:\Users\Admin\AppData\Local\Temp\3f444cc8ccb0bebbb6539b98d64e8fed19e2f7e6f950d18d63e9e8716012ccb7.exe C:\Users\Admin\AppData\Local\Temp\3f444cc8ccb0bebbb6539b98d64e8fed19e2f7e6f950d18d63e9e8716012ccb7.exe
PID 1724 wrote to memory of 1976 N/A C:\Users\Admin\AppData\Local\Temp\3f444cc8ccb0bebbb6539b98d64e8fed19e2f7e6f950d18d63e9e8716012ccb7.exe C:\Users\Admin\AppData\Local\Temp\3f444cc8ccb0bebbb6539b98d64e8fed19e2f7e6f950d18d63e9e8716012ccb7.exe
PID 1724 wrote to memory of 1976 N/A C:\Users\Admin\AppData\Local\Temp\3f444cc8ccb0bebbb6539b98d64e8fed19e2f7e6f950d18d63e9e8716012ccb7.exe C:\Users\Admin\AppData\Local\Temp\3f444cc8ccb0bebbb6539b98d64e8fed19e2f7e6f950d18d63e9e8716012ccb7.exe
PID 1976 wrote to memory of 1708 N/A C:\Users\Admin\AppData\Local\Temp\3f444cc8ccb0bebbb6539b98d64e8fed19e2f7e6f950d18d63e9e8716012ccb7.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 1976 wrote to memory of 1708 N/A C:\Users\Admin\AppData\Local\Temp\3f444cc8ccb0bebbb6539b98d64e8fed19e2f7e6f950d18d63e9e8716012ccb7.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 1976 wrote to memory of 1708 N/A C:\Users\Admin\AppData\Local\Temp\3f444cc8ccb0bebbb6539b98d64e8fed19e2f7e6f950d18d63e9e8716012ccb7.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 1976 wrote to memory of 1708 N/A C:\Users\Admin\AppData\Local\Temp\3f444cc8ccb0bebbb6539b98d64e8fed19e2f7e6f950d18d63e9e8716012ccb7.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 1976 wrote to memory of 1708 N/A C:\Users\Admin\AppData\Local\Temp\3f444cc8ccb0bebbb6539b98d64e8fed19e2f7e6f950d18d63e9e8716012ccb7.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 1976 wrote to memory of 1480 N/A C:\Users\Admin\AppData\Local\Temp\3f444cc8ccb0bebbb6539b98d64e8fed19e2f7e6f950d18d63e9e8716012ccb7.exe C:\Users\Admin\AppData\Local\Temp\3f444cc8ccb0bebbb6539b98d64e8fed19e2f7e6f950d18d63e9e8716012ccb7.exe
PID 1976 wrote to memory of 1480 N/A C:\Users\Admin\AppData\Local\Temp\3f444cc8ccb0bebbb6539b98d64e8fed19e2f7e6f950d18d63e9e8716012ccb7.exe C:\Users\Admin\AppData\Local\Temp\3f444cc8ccb0bebbb6539b98d64e8fed19e2f7e6f950d18d63e9e8716012ccb7.exe
PID 1976 wrote to memory of 1480 N/A C:\Users\Admin\AppData\Local\Temp\3f444cc8ccb0bebbb6539b98d64e8fed19e2f7e6f950d18d63e9e8716012ccb7.exe C:\Users\Admin\AppData\Local\Temp\3f444cc8ccb0bebbb6539b98d64e8fed19e2f7e6f950d18d63e9e8716012ccb7.exe
PID 1976 wrote to memory of 1480 N/A C:\Users\Admin\AppData\Local\Temp\3f444cc8ccb0bebbb6539b98d64e8fed19e2f7e6f950d18d63e9e8716012ccb7.exe C:\Users\Admin\AppData\Local\Temp\3f444cc8ccb0bebbb6539b98d64e8fed19e2f7e6f950d18d63e9e8716012ccb7.exe
PID 1480 wrote to memory of 1116 N/A C:\Users\Admin\AppData\Local\Temp\3f444cc8ccb0bebbb6539b98d64e8fed19e2f7e6f950d18d63e9e8716012ccb7.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 1480 wrote to memory of 1116 N/A C:\Users\Admin\AppData\Local\Temp\3f444cc8ccb0bebbb6539b98d64e8fed19e2f7e6f950d18d63e9e8716012ccb7.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 1480 wrote to memory of 1116 N/A C:\Users\Admin\AppData\Local\Temp\3f444cc8ccb0bebbb6539b98d64e8fed19e2f7e6f950d18d63e9e8716012ccb7.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 1480 wrote to memory of 1116 N/A C:\Users\Admin\AppData\Local\Temp\3f444cc8ccb0bebbb6539b98d64e8fed19e2f7e6f950d18d63e9e8716012ccb7.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 1480 wrote to memory of 1116 N/A C:\Users\Admin\AppData\Local\Temp\3f444cc8ccb0bebbb6539b98d64e8fed19e2f7e6f950d18d63e9e8716012ccb7.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 1480 wrote to memory of 1180 N/A C:\Users\Admin\AppData\Local\Temp\3f444cc8ccb0bebbb6539b98d64e8fed19e2f7e6f950d18d63e9e8716012ccb7.exe C:\Users\Admin\AppData\Local\Temp\3f444cc8ccb0bebbb6539b98d64e8fed19e2f7e6f950d18d63e9e8716012ccb7.exe
PID 1480 wrote to memory of 1180 N/A C:\Users\Admin\AppData\Local\Temp\3f444cc8ccb0bebbb6539b98d64e8fed19e2f7e6f950d18d63e9e8716012ccb7.exe C:\Users\Admin\AppData\Local\Temp\3f444cc8ccb0bebbb6539b98d64e8fed19e2f7e6f950d18d63e9e8716012ccb7.exe
PID 1480 wrote to memory of 1180 N/A C:\Users\Admin\AppData\Local\Temp\3f444cc8ccb0bebbb6539b98d64e8fed19e2f7e6f950d18d63e9e8716012ccb7.exe C:\Users\Admin\AppData\Local\Temp\3f444cc8ccb0bebbb6539b98d64e8fed19e2f7e6f950d18d63e9e8716012ccb7.exe
PID 1480 wrote to memory of 1180 N/A C:\Users\Admin\AppData\Local\Temp\3f444cc8ccb0bebbb6539b98d64e8fed19e2f7e6f950d18d63e9e8716012ccb7.exe C:\Users\Admin\AppData\Local\Temp\3f444cc8ccb0bebbb6539b98d64e8fed19e2f7e6f950d18d63e9e8716012ccb7.exe
PID 1180 wrote to memory of 1720 N/A C:\Users\Admin\AppData\Local\Temp\3f444cc8ccb0bebbb6539b98d64e8fed19e2f7e6f950d18d63e9e8716012ccb7.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 1180 wrote to memory of 1720 N/A C:\Users\Admin\AppData\Local\Temp\3f444cc8ccb0bebbb6539b98d64e8fed19e2f7e6f950d18d63e9e8716012ccb7.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 1180 wrote to memory of 1720 N/A C:\Users\Admin\AppData\Local\Temp\3f444cc8ccb0bebbb6539b98d64e8fed19e2f7e6f950d18d63e9e8716012ccb7.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 1180 wrote to memory of 1720 N/A C:\Users\Admin\AppData\Local\Temp\3f444cc8ccb0bebbb6539b98d64e8fed19e2f7e6f950d18d63e9e8716012ccb7.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 1180 wrote to memory of 1720 N/A C:\Users\Admin\AppData\Local\Temp\3f444cc8ccb0bebbb6539b98d64e8fed19e2f7e6f950d18d63e9e8716012ccb7.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 1180 wrote to memory of 2028 N/A C:\Users\Admin\AppData\Local\Temp\3f444cc8ccb0bebbb6539b98d64e8fed19e2f7e6f950d18d63e9e8716012ccb7.exe C:\Users\Admin\AppData\Local\Temp\3f444cc8ccb0bebbb6539b98d64e8fed19e2f7e6f950d18d63e9e8716012ccb7.exe
PID 1180 wrote to memory of 2028 N/A C:\Users\Admin\AppData\Local\Temp\3f444cc8ccb0bebbb6539b98d64e8fed19e2f7e6f950d18d63e9e8716012ccb7.exe C:\Users\Admin\AppData\Local\Temp\3f444cc8ccb0bebbb6539b98d64e8fed19e2f7e6f950d18d63e9e8716012ccb7.exe
PID 1180 wrote to memory of 2028 N/A C:\Users\Admin\AppData\Local\Temp\3f444cc8ccb0bebbb6539b98d64e8fed19e2f7e6f950d18d63e9e8716012ccb7.exe C:\Users\Admin\AppData\Local\Temp\3f444cc8ccb0bebbb6539b98d64e8fed19e2f7e6f950d18d63e9e8716012ccb7.exe
PID 1180 wrote to memory of 2028 N/A C:\Users\Admin\AppData\Local\Temp\3f444cc8ccb0bebbb6539b98d64e8fed19e2f7e6f950d18d63e9e8716012ccb7.exe C:\Users\Admin\AppData\Local\Temp\3f444cc8ccb0bebbb6539b98d64e8fed19e2f7e6f950d18d63e9e8716012ccb7.exe
PID 2028 wrote to memory of 1772 N/A C:\Users\Admin\AppData\Local\Temp\3f444cc8ccb0bebbb6539b98d64e8fed19e2f7e6f950d18d63e9e8716012ccb7.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 2028 wrote to memory of 1772 N/A C:\Users\Admin\AppData\Local\Temp\3f444cc8ccb0bebbb6539b98d64e8fed19e2f7e6f950d18d63e9e8716012ccb7.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 2028 wrote to memory of 1772 N/A C:\Users\Admin\AppData\Local\Temp\3f444cc8ccb0bebbb6539b98d64e8fed19e2f7e6f950d18d63e9e8716012ccb7.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 2028 wrote to memory of 1772 N/A C:\Users\Admin\AppData\Local\Temp\3f444cc8ccb0bebbb6539b98d64e8fed19e2f7e6f950d18d63e9e8716012ccb7.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 2028 wrote to memory of 1772 N/A C:\Users\Admin\AppData\Local\Temp\3f444cc8ccb0bebbb6539b98d64e8fed19e2f7e6f950d18d63e9e8716012ccb7.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 2028 wrote to memory of 588 N/A C:\Users\Admin\AppData\Local\Temp\3f444cc8ccb0bebbb6539b98d64e8fed19e2f7e6f950d18d63e9e8716012ccb7.exe C:\Users\Admin\AppData\Local\Temp\3f444cc8ccb0bebbb6539b98d64e8fed19e2f7e6f950d18d63e9e8716012ccb7.exe
PID 2028 wrote to memory of 588 N/A C:\Users\Admin\AppData\Local\Temp\3f444cc8ccb0bebbb6539b98d64e8fed19e2f7e6f950d18d63e9e8716012ccb7.exe C:\Users\Admin\AppData\Local\Temp\3f444cc8ccb0bebbb6539b98d64e8fed19e2f7e6f950d18d63e9e8716012ccb7.exe
PID 2028 wrote to memory of 588 N/A C:\Users\Admin\AppData\Local\Temp\3f444cc8ccb0bebbb6539b98d64e8fed19e2f7e6f950d18d63e9e8716012ccb7.exe C:\Users\Admin\AppData\Local\Temp\3f444cc8ccb0bebbb6539b98d64e8fed19e2f7e6f950d18d63e9e8716012ccb7.exe
PID 2028 wrote to memory of 588 N/A C:\Users\Admin\AppData\Local\Temp\3f444cc8ccb0bebbb6539b98d64e8fed19e2f7e6f950d18d63e9e8716012ccb7.exe C:\Users\Admin\AppData\Local\Temp\3f444cc8ccb0bebbb6539b98d64e8fed19e2f7e6f950d18d63e9e8716012ccb7.exe
PID 588 wrote to memory of 1888 N/A C:\Users\Admin\AppData\Local\Temp\3f444cc8ccb0bebbb6539b98d64e8fed19e2f7e6f950d18d63e9e8716012ccb7.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 588 wrote to memory of 1888 N/A C:\Users\Admin\AppData\Local\Temp\3f444cc8ccb0bebbb6539b98d64e8fed19e2f7e6f950d18d63e9e8716012ccb7.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 588 wrote to memory of 1888 N/A C:\Users\Admin\AppData\Local\Temp\3f444cc8ccb0bebbb6539b98d64e8fed19e2f7e6f950d18d63e9e8716012ccb7.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 588 wrote to memory of 1888 N/A C:\Users\Admin\AppData\Local\Temp\3f444cc8ccb0bebbb6539b98d64e8fed19e2f7e6f950d18d63e9e8716012ccb7.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 588 wrote to memory of 1888 N/A C:\Users\Admin\AppData\Local\Temp\3f444cc8ccb0bebbb6539b98d64e8fed19e2f7e6f950d18d63e9e8716012ccb7.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 588 wrote to memory of 2036 N/A C:\Users\Admin\AppData\Local\Temp\3f444cc8ccb0bebbb6539b98d64e8fed19e2f7e6f950d18d63e9e8716012ccb7.exe C:\Users\Admin\AppData\Local\Temp\3f444cc8ccb0bebbb6539b98d64e8fed19e2f7e6f950d18d63e9e8716012ccb7.exe
PID 588 wrote to memory of 2036 N/A C:\Users\Admin\AppData\Local\Temp\3f444cc8ccb0bebbb6539b98d64e8fed19e2f7e6f950d18d63e9e8716012ccb7.exe C:\Users\Admin\AppData\Local\Temp\3f444cc8ccb0bebbb6539b98d64e8fed19e2f7e6f950d18d63e9e8716012ccb7.exe
PID 588 wrote to memory of 2036 N/A C:\Users\Admin\AppData\Local\Temp\3f444cc8ccb0bebbb6539b98d64e8fed19e2f7e6f950d18d63e9e8716012ccb7.exe C:\Users\Admin\AppData\Local\Temp\3f444cc8ccb0bebbb6539b98d64e8fed19e2f7e6f950d18d63e9e8716012ccb7.exe
PID 588 wrote to memory of 2036 N/A C:\Users\Admin\AppData\Local\Temp\3f444cc8ccb0bebbb6539b98d64e8fed19e2f7e6f950d18d63e9e8716012ccb7.exe C:\Users\Admin\AppData\Local\Temp\3f444cc8ccb0bebbb6539b98d64e8fed19e2f7e6f950d18d63e9e8716012ccb7.exe
PID 2036 wrote to memory of 1384 N/A C:\Users\Admin\AppData\Local\Temp\3f444cc8ccb0bebbb6539b98d64e8fed19e2f7e6f950d18d63e9e8716012ccb7.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe

Processes

C:\Users\Admin\AppData\Local\Temp\3f444cc8ccb0bebbb6539b98d64e8fed19e2f7e6f950d18d63e9e8716012ccb7.exe

"C:\Users\Admin\AppData\Local\Temp\3f444cc8ccb0bebbb6539b98d64e8fed19e2f7e6f950d18d63e9e8716012ccb7.exe"

C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe

"C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"

C:\Users\Admin\AppData\Local\Temp\3f444cc8ccb0bebbb6539b98d64e8fed19e2f7e6f950d18d63e9e8716012ccb7.exe

"C:\Users\Admin\AppData\Local\Temp\3f444cc8ccb0bebbb6539b98d64e8fed19e2f7e6f950d18d63e9e8716012ccb7.exe"

C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe

"C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"

C:\Users\Admin\AppData\Local\Temp\3f444cc8ccb0bebbb6539b98d64e8fed19e2f7e6f950d18d63e9e8716012ccb7.exe

"C:\Users\Admin\AppData\Local\Temp\3f444cc8ccb0bebbb6539b98d64e8fed19e2f7e6f950d18d63e9e8716012ccb7.exe"

C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe

"C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"

C:\Users\Admin\AppData\Local\Temp\3f444cc8ccb0bebbb6539b98d64e8fed19e2f7e6f950d18d63e9e8716012ccb7.exe

"C:\Users\Admin\AppData\Local\Temp\3f444cc8ccb0bebbb6539b98d64e8fed19e2f7e6f950d18d63e9e8716012ccb7.exe"

C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe

"C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"

C:\Users\Admin\AppData\Local\Temp\3f444cc8ccb0bebbb6539b98d64e8fed19e2f7e6f950d18d63e9e8716012ccb7.exe

"C:\Users\Admin\AppData\Local\Temp\3f444cc8ccb0bebbb6539b98d64e8fed19e2f7e6f950d18d63e9e8716012ccb7.exe"

C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe

"C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"

C:\Users\Admin\AppData\Local\Temp\3f444cc8ccb0bebbb6539b98d64e8fed19e2f7e6f950d18d63e9e8716012ccb7.exe

"C:\Users\Admin\AppData\Local\Temp\3f444cc8ccb0bebbb6539b98d64e8fed19e2f7e6f950d18d63e9e8716012ccb7.exe"

C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe

"C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"

C:\Users\Admin\AppData\Local\Temp\3f444cc8ccb0bebbb6539b98d64e8fed19e2f7e6f950d18d63e9e8716012ccb7.exe

"C:\Users\Admin\AppData\Local\Temp\3f444cc8ccb0bebbb6539b98d64e8fed19e2f7e6f950d18d63e9e8716012ccb7.exe"

C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe

"C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"

C:\Users\Admin\AppData\Local\Temp\3f444cc8ccb0bebbb6539b98d64e8fed19e2f7e6f950d18d63e9e8716012ccb7.exe

"C:\Users\Admin\AppData\Local\Temp\3f444cc8ccb0bebbb6539b98d64e8fed19e2f7e6f950d18d63e9e8716012ccb7.exe"

C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe

"C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"

C:\Users\Admin\AppData\Local\Temp\3f444cc8ccb0bebbb6539b98d64e8fed19e2f7e6f950d18d63e9e8716012ccb7.exe

"C:\Users\Admin\AppData\Local\Temp\3f444cc8ccb0bebbb6539b98d64e8fed19e2f7e6f950d18d63e9e8716012ccb7.exe"

C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe

"C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"

C:\Users\Admin\AppData\Local\Temp\3f444cc8ccb0bebbb6539b98d64e8fed19e2f7e6f950d18d63e9e8716012ccb7.exe

"C:\Users\Admin\AppData\Local\Temp\3f444cc8ccb0bebbb6539b98d64e8fed19e2f7e6f950d18d63e9e8716012ccb7.exe"

Network

N/A

Files

memory/1836-54-0x0000000000940000-0x0000000000964000-memory.dmp

memory/1724-55-0x0000000000000000-mapping.dmp

memory/1724-56-0x0000000000940000-0x0000000000964000-memory.dmp

memory/1976-57-0x0000000000000000-mapping.dmp

memory/1976-58-0x0000000000940000-0x0000000000964000-memory.dmp

memory/1480-59-0x0000000000000000-mapping.dmp

memory/1480-60-0x0000000000940000-0x0000000000964000-memory.dmp

memory/1180-61-0x0000000000000000-mapping.dmp

memory/1180-62-0x0000000000940000-0x0000000000964000-memory.dmp

memory/2028-63-0x0000000000000000-mapping.dmp

memory/2028-64-0x0000000000940000-0x0000000000964000-memory.dmp

memory/588-65-0x0000000000000000-mapping.dmp

memory/588-66-0x0000000000940000-0x0000000000964000-memory.dmp

memory/2036-67-0x0000000000000000-mapping.dmp

memory/2036-68-0x0000000000940000-0x0000000000964000-memory.dmp

memory/688-69-0x0000000000000000-mapping.dmp

memory/688-70-0x0000000000940000-0x0000000000964000-memory.dmp

memory/1572-71-0x0000000000000000-mapping.dmp

memory/1572-72-0x0000000000940000-0x0000000000964000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2022-04-19 12:21

Reported

2022-04-19 15:59

Platform

win10v2004-20220414-en

Max time kernel

170s

Max time network

188s

Command Line

"C:\Users\Admin\AppData\Local\Temp\3f444cc8ccb0bebbb6539b98d64e8fed19e2f7e6f950d18d63e9e8716012ccb7.exe"

Signatures

Matiex

stealer keylogger matiex

Matiex Main Payload

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

Accesses Microsoft Outlook profiles

collection
Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe N/A

Looks up external IP address via web service

Description Indicator Process Target
N/A freegeoip.app N/A N/A
N/A checkip.dyndns.org N/A N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 5060 set thread context of 1988 N/A C:\Users\Admin\AppData\Local\Temp\3f444cc8ccb0bebbb6539b98d64e8fed19e2f7e6f950d18d63e9e8716012ccb7.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe

Suspicious behavior: MapViewOfSection

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\3f444cc8ccb0bebbb6539b98d64e8fed19e2f7e6f950d18d63e9e8716012ccb7.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe N/A

outlook_office_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe N/A

outlook_win_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\3f444cc8ccb0bebbb6539b98d64e8fed19e2f7e6f950d18d63e9e8716012ccb7.exe

"C:\Users\Admin\AppData\Local\Temp\3f444cc8ccb0bebbb6539b98d64e8fed19e2f7e6f950d18d63e9e8716012ccb7.exe"

C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe

"C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1988 -ip 1988

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1988 -s 1708

Network

Country Destination Domain Proto
NL 104.97.14.81:80 tcp
NL 178.79.208.1:80 tcp
US 8.8.8.8:53 checkip.dyndns.org udp
BR 132.226.247.73:80 checkip.dyndns.org tcp
US 8.8.8.8:53 freegeoip.app udp
US 188.114.96.0:443 freegeoip.app tcp
NL 104.110.191.140:80 tcp
US 188.114.97.0:443 freegeoip.app tcp
US 8.8.8.8:53 licensing.mp.microsoft.com udp
IE 20.123.104.105:443 licensing.mp.microsoft.com tcp
US 8.8.8.8:53 storesdk.dsx.mp.microsoft.com udp
FR 2.18.109.224:443 storesdk.dsx.mp.microsoft.com tcp
IE 20.123.104.105:443 licensing.mp.microsoft.com tcp

Files

memory/5060-130-0x0000000000800000-0x0000000000824000-memory.dmp

memory/1988-131-0x0000000000000000-mapping.dmp

memory/1988-132-0x0000000000400000-0x0000000000472000-memory.dmp

memory/1988-133-0x0000000005770000-0x000000000580C000-memory.dmp

memory/1988-134-0x0000000005E20000-0x00000000063C4000-memory.dmp

memory/1988-135-0x00000000058E0000-0x0000000005946000-memory.dmp