Malware Analysis Report

2024-10-18 23:03

Sample ID 220502-nph3maegen
Target 588dc1b105e5255e0185036768f5201bed501cfa6a273721b5ab52807739ff74
SHA256 588dc1b105e5255e0185036768f5201bed501cfa6a273721b5ab52807739ff74
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

588dc1b105e5255e0185036768f5201bed501cfa6a273721b5ab52807739ff74

Threat Level: Known bad

The file 588dc1b105e5255e0185036768f5201bed501cfa6a273721b5ab52807739ff74 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 AdjustPrivilegeToken

outlook_office_path

outlook_win_path

Suspicious use of WriteProcessMemory

Suspicious behavior: MapViewOfSection

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2022-05-02 11:34

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2022-05-02 11:34

Reported

2022-05-02 11:36

Platform

win7-20220414-en

Max time kernel

136s

Max time network

47s

Command Line

"C:\Users\Admin\AppData\Local\Temp\0900009090000.exe"

Signatures

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1180 wrote to memory of 1880 N/A C:\Users\Admin\AppData\Local\Temp\0900009090000.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 1180 wrote to memory of 1880 N/A C:\Users\Admin\AppData\Local\Temp\0900009090000.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 1180 wrote to memory of 1880 N/A C:\Users\Admin\AppData\Local\Temp\0900009090000.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 1180 wrote to memory of 1880 N/A C:\Users\Admin\AppData\Local\Temp\0900009090000.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 1180 wrote to memory of 1880 N/A C:\Users\Admin\AppData\Local\Temp\0900009090000.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 1180 wrote to memory of 2004 N/A C:\Users\Admin\AppData\Local\Temp\0900009090000.exe C:\Users\Admin\AppData\Local\Temp\0900009090000.exe
PID 1180 wrote to memory of 2004 N/A C:\Users\Admin\AppData\Local\Temp\0900009090000.exe C:\Users\Admin\AppData\Local\Temp\0900009090000.exe
PID 1180 wrote to memory of 2004 N/A C:\Users\Admin\AppData\Local\Temp\0900009090000.exe C:\Users\Admin\AppData\Local\Temp\0900009090000.exe
PID 1180 wrote to memory of 2004 N/A C:\Users\Admin\AppData\Local\Temp\0900009090000.exe C:\Users\Admin\AppData\Local\Temp\0900009090000.exe
PID 2004 wrote to memory of 1996 N/A C:\Users\Admin\AppData\Local\Temp\0900009090000.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 2004 wrote to memory of 1996 N/A C:\Users\Admin\AppData\Local\Temp\0900009090000.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 2004 wrote to memory of 1996 N/A C:\Users\Admin\AppData\Local\Temp\0900009090000.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 2004 wrote to memory of 1996 N/A C:\Users\Admin\AppData\Local\Temp\0900009090000.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 2004 wrote to memory of 1996 N/A C:\Users\Admin\AppData\Local\Temp\0900009090000.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 2004 wrote to memory of 1464 N/A C:\Users\Admin\AppData\Local\Temp\0900009090000.exe C:\Users\Admin\AppData\Local\Temp\0900009090000.exe
PID 2004 wrote to memory of 1464 N/A C:\Users\Admin\AppData\Local\Temp\0900009090000.exe C:\Users\Admin\AppData\Local\Temp\0900009090000.exe
PID 2004 wrote to memory of 1464 N/A C:\Users\Admin\AppData\Local\Temp\0900009090000.exe C:\Users\Admin\AppData\Local\Temp\0900009090000.exe
PID 2004 wrote to memory of 1464 N/A C:\Users\Admin\AppData\Local\Temp\0900009090000.exe C:\Users\Admin\AppData\Local\Temp\0900009090000.exe
PID 1464 wrote to memory of 948 N/A C:\Users\Admin\AppData\Local\Temp\0900009090000.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 1464 wrote to memory of 948 N/A C:\Users\Admin\AppData\Local\Temp\0900009090000.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 1464 wrote to memory of 948 N/A C:\Users\Admin\AppData\Local\Temp\0900009090000.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 1464 wrote to memory of 948 N/A C:\Users\Admin\AppData\Local\Temp\0900009090000.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 1464 wrote to memory of 948 N/A C:\Users\Admin\AppData\Local\Temp\0900009090000.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 1464 wrote to memory of 1968 N/A C:\Users\Admin\AppData\Local\Temp\0900009090000.exe C:\Users\Admin\AppData\Local\Temp\0900009090000.exe
PID 1464 wrote to memory of 1968 N/A C:\Users\Admin\AppData\Local\Temp\0900009090000.exe C:\Users\Admin\AppData\Local\Temp\0900009090000.exe
PID 1464 wrote to memory of 1968 N/A C:\Users\Admin\AppData\Local\Temp\0900009090000.exe C:\Users\Admin\AppData\Local\Temp\0900009090000.exe
PID 1464 wrote to memory of 1968 N/A C:\Users\Admin\AppData\Local\Temp\0900009090000.exe C:\Users\Admin\AppData\Local\Temp\0900009090000.exe
PID 1968 wrote to memory of 1084 N/A C:\Users\Admin\AppData\Local\Temp\0900009090000.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 1968 wrote to memory of 1084 N/A C:\Users\Admin\AppData\Local\Temp\0900009090000.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 1968 wrote to memory of 1084 N/A C:\Users\Admin\AppData\Local\Temp\0900009090000.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 1968 wrote to memory of 1084 N/A C:\Users\Admin\AppData\Local\Temp\0900009090000.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 1968 wrote to memory of 1084 N/A C:\Users\Admin\AppData\Local\Temp\0900009090000.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 1968 wrote to memory of 1696 N/A C:\Users\Admin\AppData\Local\Temp\0900009090000.exe C:\Users\Admin\AppData\Local\Temp\0900009090000.exe
PID 1968 wrote to memory of 1696 N/A C:\Users\Admin\AppData\Local\Temp\0900009090000.exe C:\Users\Admin\AppData\Local\Temp\0900009090000.exe
PID 1968 wrote to memory of 1696 N/A C:\Users\Admin\AppData\Local\Temp\0900009090000.exe C:\Users\Admin\AppData\Local\Temp\0900009090000.exe
PID 1968 wrote to memory of 1696 N/A C:\Users\Admin\AppData\Local\Temp\0900009090000.exe C:\Users\Admin\AppData\Local\Temp\0900009090000.exe
PID 1696 wrote to memory of 1424 N/A C:\Users\Admin\AppData\Local\Temp\0900009090000.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 1696 wrote to memory of 1424 N/A C:\Users\Admin\AppData\Local\Temp\0900009090000.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 1696 wrote to memory of 1424 N/A C:\Users\Admin\AppData\Local\Temp\0900009090000.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 1696 wrote to memory of 1424 N/A C:\Users\Admin\AppData\Local\Temp\0900009090000.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 1696 wrote to memory of 1424 N/A C:\Users\Admin\AppData\Local\Temp\0900009090000.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 1696 wrote to memory of 1976 N/A C:\Users\Admin\AppData\Local\Temp\0900009090000.exe C:\Users\Admin\AppData\Local\Temp\0900009090000.exe
PID 1696 wrote to memory of 1976 N/A C:\Users\Admin\AppData\Local\Temp\0900009090000.exe C:\Users\Admin\AppData\Local\Temp\0900009090000.exe
PID 1696 wrote to memory of 1976 N/A C:\Users\Admin\AppData\Local\Temp\0900009090000.exe C:\Users\Admin\AppData\Local\Temp\0900009090000.exe
PID 1696 wrote to memory of 1976 N/A C:\Users\Admin\AppData\Local\Temp\0900009090000.exe C:\Users\Admin\AppData\Local\Temp\0900009090000.exe
PID 1976 wrote to memory of 1732 N/A C:\Users\Admin\AppData\Local\Temp\0900009090000.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 1976 wrote to memory of 1732 N/A C:\Users\Admin\AppData\Local\Temp\0900009090000.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 1976 wrote to memory of 1732 N/A C:\Users\Admin\AppData\Local\Temp\0900009090000.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 1976 wrote to memory of 1732 N/A C:\Users\Admin\AppData\Local\Temp\0900009090000.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 1976 wrote to memory of 1732 N/A C:\Users\Admin\AppData\Local\Temp\0900009090000.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 1976 wrote to memory of 1956 N/A C:\Users\Admin\AppData\Local\Temp\0900009090000.exe C:\Users\Admin\AppData\Local\Temp\0900009090000.exe
PID 1976 wrote to memory of 1956 N/A C:\Users\Admin\AppData\Local\Temp\0900009090000.exe C:\Users\Admin\AppData\Local\Temp\0900009090000.exe
PID 1976 wrote to memory of 1956 N/A C:\Users\Admin\AppData\Local\Temp\0900009090000.exe C:\Users\Admin\AppData\Local\Temp\0900009090000.exe
PID 1976 wrote to memory of 1956 N/A C:\Users\Admin\AppData\Local\Temp\0900009090000.exe C:\Users\Admin\AppData\Local\Temp\0900009090000.exe
PID 1956 wrote to memory of 1948 N/A C:\Users\Admin\AppData\Local\Temp\0900009090000.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 1956 wrote to memory of 1948 N/A C:\Users\Admin\AppData\Local\Temp\0900009090000.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 1956 wrote to memory of 1948 N/A C:\Users\Admin\AppData\Local\Temp\0900009090000.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 1956 wrote to memory of 1948 N/A C:\Users\Admin\AppData\Local\Temp\0900009090000.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 1956 wrote to memory of 1948 N/A C:\Users\Admin\AppData\Local\Temp\0900009090000.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 1956 wrote to memory of 1892 N/A C:\Users\Admin\AppData\Local\Temp\0900009090000.exe C:\Users\Admin\AppData\Local\Temp\0900009090000.exe
PID 1956 wrote to memory of 1892 N/A C:\Users\Admin\AppData\Local\Temp\0900009090000.exe C:\Users\Admin\AppData\Local\Temp\0900009090000.exe
PID 1956 wrote to memory of 1892 N/A C:\Users\Admin\AppData\Local\Temp\0900009090000.exe C:\Users\Admin\AppData\Local\Temp\0900009090000.exe
PID 1956 wrote to memory of 1892 N/A C:\Users\Admin\AppData\Local\Temp\0900009090000.exe C:\Users\Admin\AppData\Local\Temp\0900009090000.exe
PID 1892 wrote to memory of 1228 N/A C:\Users\Admin\AppData\Local\Temp\0900009090000.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe

Processes

C:\Users\Admin\AppData\Local\Temp\0900009090000.exe

"C:\Users\Admin\AppData\Local\Temp\0900009090000.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\0900009090000.exe

"C:\Users\Admin\AppData\Local\Temp\0900009090000.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\0900009090000.exe

"C:\Users\Admin\AppData\Local\Temp\0900009090000.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\0900009090000.exe

"C:\Users\Admin\AppData\Local\Temp\0900009090000.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\0900009090000.exe

"C:\Users\Admin\AppData\Local\Temp\0900009090000.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\0900009090000.exe

"C:\Users\Admin\AppData\Local\Temp\0900009090000.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\0900009090000.exe

"C:\Users\Admin\AppData\Local\Temp\0900009090000.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\0900009090000.exe

"C:\Users\Admin\AppData\Local\Temp\0900009090000.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\0900009090000.exe

"C:\Users\Admin\AppData\Local\Temp\0900009090000.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\0900009090000.exe

"C:\Users\Admin\AppData\Local\Temp\0900009090000.exe"

Network

N/A

Files

memory/1180-54-0x0000000076C81000-0x0000000076C83000-memory.dmp

memory/1180-55-0x00000000013C0000-0x00000000013E9000-memory.dmp

memory/2004-56-0x0000000000000000-mapping.dmp

memory/2004-58-0x00000000013C0000-0x00000000013E9000-memory.dmp

memory/1464-59-0x0000000000000000-mapping.dmp

memory/1464-61-0x00000000013C0000-0x00000000013E9000-memory.dmp

memory/1968-62-0x0000000000000000-mapping.dmp

memory/1968-64-0x00000000013C0000-0x00000000013E9000-memory.dmp

memory/1696-65-0x0000000000000000-mapping.dmp

memory/1696-67-0x00000000013C0000-0x00000000013E9000-memory.dmp

memory/1976-68-0x0000000000000000-mapping.dmp

memory/1976-70-0x00000000013C0000-0x00000000013E9000-memory.dmp

memory/1956-71-0x0000000000000000-mapping.dmp

memory/1956-73-0x00000000013C0000-0x00000000013E9000-memory.dmp

memory/1892-74-0x0000000000000000-mapping.dmp

memory/1892-76-0x00000000013C0000-0x00000000013E9000-memory.dmp

memory/848-77-0x0000000000000000-mapping.dmp

memory/848-79-0x00000000013C0000-0x00000000013E9000-memory.dmp

memory/1324-80-0x0000000000000000-mapping.dmp

memory/1324-82-0x00000000013C0000-0x00000000013E9000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2022-05-02 11:34

Reported

2022-05-02 11:36

Platform

win10v2004-20220414-en

Max time kernel

102s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\0900009090000.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-1-5-21-1081944012-3634099177-1681222835-1000\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-1-5-21-1081944012-3634099177-1681222835-1000\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-1-5-21-1081944012-3634099177-1681222835-1000\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 checkip.dyndns.org N/A N/A
N/A freegeoip.app N/A N/A
N/A freegeoip.app N/A N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 3384 set thread context of 4192 N/A C:\Users\Admin\AppData\Local\Temp\0900009090000.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\0900009090000.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-1-5-21-1081944012-3634099177-1681222835-1000\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-1-5-21-1081944012-3634099177-1681222835-1000\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\0900009090000.exe

"C:\Users\Admin\AppData\Local\Temp\0900009090000.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 188 -p 4192 -ip 4192

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4192 -s 1976

Network

Country Destination Domain Proto
US 8.8.8.8:53 checkip.dyndns.org udp
DE 193.122.6.168:80 checkip.dyndns.org tcp
US 8.8.8.8:53 freegeoip.app udp
US 188.114.96.0:443 freegeoip.app tcp
US 8.8.8.8:53 ipbase.com udp
US 99.83.231.61:443 ipbase.com tcp
GB 51.104.15.253:443 tcp
NL 104.110.191.140:80 tcp
NL 104.110.191.133:80 tcp
NL 104.110.191.140:80 tcp

Files

memory/3384-130-0x0000000000480000-0x00000000004A9000-memory.dmp

memory/4192-131-0x0000000000000000-mapping.dmp

memory/4192-132-0x0000000000400000-0x0000000000472000-memory.dmp

memory/4192-133-0x0000000005370000-0x000000000540C000-memory.dmp

memory/4192-134-0x00000000059C0000-0x0000000005F64000-memory.dmp

memory/4192-135-0x0000000005410000-0x0000000005476000-memory.dmp