Malware Analysis Report

2024-10-18 23:03

Sample ID 220415-be2qrsafe8
Target a1b432f03f0e88407c71b210a5f013ddeff35a1fd7fe36f5fd03808a9474c766
SHA256 a1b432f03f0e88407c71b210a5f013ddeff35a1fd7fe36f5fd03808a9474c766
Tags
matiex collection keylogger spyware stealer metastealer
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

a1b432f03f0e88407c71b210a5f013ddeff35a1fd7fe36f5fd03808a9474c766

Threat Level: Known bad

The file a1b432f03f0e88407c71b210a5f013ddeff35a1fd7fe36f5fd03808a9474c766 was found to be: Known bad.

Malicious Activity Summary

matiex collection keylogger spyware stealer metastealer

Matiex

Matiex Main Payload

Meta Stealer Stealer

Reads user/profile data of web browsers

Reads user/profile data of local email clients

Reads data files stored by FTP clients

Accesses Microsoft Outlook profiles

Looks up external IP address via web service

Suspicious use of SetThreadContext

Program crash

outlook_office_path

outlook_win_path

Suspicious use of WriteProcessMemory

Suspicious use of AdjustPrivilegeToken

Suspicious use of SetWindowsHookEx

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2022-04-15 01:04

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2022-04-15 01:04

Reported

2022-04-15 01:35

Platform

win7-20220414-en

Max time kernel

150s

Max time network

155s

Command Line

"C:\Users\Admin\AppData\Local\Temp\a1b432f03f0e88407c71b210a5f013ddeff35a1fd7fe36f5fd03808a9474c766.exe"

Signatures

Matiex

stealer keylogger matiex

Matiex Main Payload

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

Reads data files stored by FTP clients

spyware stealer

Reads user/profile data of local email clients

spyware stealer

Reads user/profile data of web browsers

spyware stealer

Accesses Microsoft Outlook profiles

collection
Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\a1b432f03f0e88407c71b210a5f013ddeff35a1fd7fe36f5fd03808a9474c766.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\a1b432f03f0e88407c71b210a5f013ddeff35a1fd7fe36f5fd03808a9474c766.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\a1b432f03f0e88407c71b210a5f013ddeff35a1fd7fe36f5fd03808a9474c766.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 freegeoip.app N/A N/A
N/A checkip.dyndns.org N/A N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\a1b432f03f0e88407c71b210a5f013ddeff35a1fd7fe36f5fd03808a9474c766.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\a1b432f03f0e88407c71b210a5f013ddeff35a1fd7fe36f5fd03808a9474c766.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\a1b432f03f0e88407c71b210a5f013ddeff35a1fd7fe36f5fd03808a9474c766.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1488 wrote to memory of 1984 N/A C:\Users\Admin\AppData\Local\Temp\a1b432f03f0e88407c71b210a5f013ddeff35a1fd7fe36f5fd03808a9474c766.exe C:\Users\Admin\AppData\Local\Temp\a1b432f03f0e88407c71b210a5f013ddeff35a1fd7fe36f5fd03808a9474c766.exe
PID 1488 wrote to memory of 1984 N/A C:\Users\Admin\AppData\Local\Temp\a1b432f03f0e88407c71b210a5f013ddeff35a1fd7fe36f5fd03808a9474c766.exe C:\Users\Admin\AppData\Local\Temp\a1b432f03f0e88407c71b210a5f013ddeff35a1fd7fe36f5fd03808a9474c766.exe
PID 1488 wrote to memory of 1984 N/A C:\Users\Admin\AppData\Local\Temp\a1b432f03f0e88407c71b210a5f013ddeff35a1fd7fe36f5fd03808a9474c766.exe C:\Users\Admin\AppData\Local\Temp\a1b432f03f0e88407c71b210a5f013ddeff35a1fd7fe36f5fd03808a9474c766.exe
PID 1488 wrote to memory of 1984 N/A C:\Users\Admin\AppData\Local\Temp\a1b432f03f0e88407c71b210a5f013ddeff35a1fd7fe36f5fd03808a9474c766.exe C:\Users\Admin\AppData\Local\Temp\a1b432f03f0e88407c71b210a5f013ddeff35a1fd7fe36f5fd03808a9474c766.exe
PID 1488 wrote to memory of 1984 N/A C:\Users\Admin\AppData\Local\Temp\a1b432f03f0e88407c71b210a5f013ddeff35a1fd7fe36f5fd03808a9474c766.exe C:\Users\Admin\AppData\Local\Temp\a1b432f03f0e88407c71b210a5f013ddeff35a1fd7fe36f5fd03808a9474c766.exe
PID 1488 wrote to memory of 1984 N/A C:\Users\Admin\AppData\Local\Temp\a1b432f03f0e88407c71b210a5f013ddeff35a1fd7fe36f5fd03808a9474c766.exe C:\Users\Admin\AppData\Local\Temp\a1b432f03f0e88407c71b210a5f013ddeff35a1fd7fe36f5fd03808a9474c766.exe
PID 1488 wrote to memory of 1984 N/A C:\Users\Admin\AppData\Local\Temp\a1b432f03f0e88407c71b210a5f013ddeff35a1fd7fe36f5fd03808a9474c766.exe C:\Users\Admin\AppData\Local\Temp\a1b432f03f0e88407c71b210a5f013ddeff35a1fd7fe36f5fd03808a9474c766.exe
PID 1488 wrote to memory of 1984 N/A C:\Users\Admin\AppData\Local\Temp\a1b432f03f0e88407c71b210a5f013ddeff35a1fd7fe36f5fd03808a9474c766.exe C:\Users\Admin\AppData\Local\Temp\a1b432f03f0e88407c71b210a5f013ddeff35a1fd7fe36f5fd03808a9474c766.exe
PID 1488 wrote to memory of 1984 N/A C:\Users\Admin\AppData\Local\Temp\a1b432f03f0e88407c71b210a5f013ddeff35a1fd7fe36f5fd03808a9474c766.exe C:\Users\Admin\AppData\Local\Temp\a1b432f03f0e88407c71b210a5f013ddeff35a1fd7fe36f5fd03808a9474c766.exe
PID 1984 wrote to memory of 664 N/A C:\Users\Admin\AppData\Local\Temp\a1b432f03f0e88407c71b210a5f013ddeff35a1fd7fe36f5fd03808a9474c766.exe C:\Windows\SysWOW64\netsh.exe
PID 1984 wrote to memory of 664 N/A C:\Users\Admin\AppData\Local\Temp\a1b432f03f0e88407c71b210a5f013ddeff35a1fd7fe36f5fd03808a9474c766.exe C:\Windows\SysWOW64\netsh.exe
PID 1984 wrote to memory of 664 N/A C:\Users\Admin\AppData\Local\Temp\a1b432f03f0e88407c71b210a5f013ddeff35a1fd7fe36f5fd03808a9474c766.exe C:\Windows\SysWOW64\netsh.exe
PID 1984 wrote to memory of 664 N/A C:\Users\Admin\AppData\Local\Temp\a1b432f03f0e88407c71b210a5f013ddeff35a1fd7fe36f5fd03808a9474c766.exe C:\Windows\SysWOW64\netsh.exe

outlook_office_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\a1b432f03f0e88407c71b210a5f013ddeff35a1fd7fe36f5fd03808a9474c766.exe N/A

outlook_win_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\a1b432f03f0e88407c71b210a5f013ddeff35a1fd7fe36f5fd03808a9474c766.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\a1b432f03f0e88407c71b210a5f013ddeff35a1fd7fe36f5fd03808a9474c766.exe

"C:\Users\Admin\AppData\Local\Temp\a1b432f03f0e88407c71b210a5f013ddeff35a1fd7fe36f5fd03808a9474c766.exe"

C:\Users\Admin\AppData\Local\Temp\a1b432f03f0e88407c71b210a5f013ddeff35a1fd7fe36f5fd03808a9474c766.exe

"{path}"

C:\Windows\SysWOW64\netsh.exe

"netsh" wlan show profile

Network

Country Destination Domain Proto
US 8.8.8.8:53 checkip.dyndns.org udp
JP 132.226.8.169:80 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 SMTP.yandex.com udp
RU 77.88.21.158:587 SMTP.yandex.com tcp
US 8.8.8.8:53 repository.certum.pl udp
NL 104.110.191.15:80 repository.certum.pl tcp
RU 77.88.21.158:587 SMTP.yandex.com tcp

Files

memory/1488-54-0x0000000000DD0000-0x0000000000E4A000-memory.dmp

memory/1488-55-0x0000000000680000-0x000000000069C000-memory.dmp

memory/1488-56-0x0000000005930000-0x00000000059D0000-memory.dmp

memory/1984-57-0x0000000000400000-0x0000000000476000-memory.dmp

memory/1984-58-0x0000000000400000-0x0000000000476000-memory.dmp

memory/1984-60-0x0000000000400000-0x0000000000476000-memory.dmp

memory/1984-61-0x0000000000400000-0x0000000000476000-memory.dmp

memory/1984-62-0x0000000000400000-0x0000000000476000-memory.dmp

memory/1984-63-0x000000000047093E-mapping.dmp

memory/1984-65-0x0000000000400000-0x0000000000476000-memory.dmp

memory/1984-67-0x0000000000400000-0x0000000000476000-memory.dmp

memory/664-68-0x0000000000000000-mapping.dmp

memory/664-69-0x0000000075271000-0x0000000075273000-memory.dmp

memory/1984-70-0x00000000050A5000-0x00000000050B6000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2022-04-15 01:04

Reported

2022-04-15 01:35

Platform

win10v2004-en-20220113

Max time kernel

133s

Max time network

137s

Command Line

"C:\Users\Admin\AppData\Local\Temp\a1b432f03f0e88407c71b210a5f013ddeff35a1fd7fe36f5fd03808a9474c766.exe"

Signatures

Matiex

stealer keylogger matiex

Matiex Main Payload

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

Meta Stealer Stealer

stealer metastealer

Reads data files stored by FTP clients

spyware stealer

Reads user/profile data of web browsers

spyware stealer

Accesses Microsoft Outlook profiles

collection
Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\a1b432f03f0e88407c71b210a5f013ddeff35a1fd7fe36f5fd03808a9474c766.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\a1b432f03f0e88407c71b210a5f013ddeff35a1fd7fe36f5fd03808a9474c766.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\a1b432f03f0e88407c71b210a5f013ddeff35a1fd7fe36f5fd03808a9474c766.exe N/A

Looks up external IP address via web service

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

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\a1b432f03f0e88407c71b210a5f013ddeff35a1fd7fe36f5fd03808a9474c766.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 972 wrote to memory of 1780 N/A C:\Users\Admin\AppData\Local\Temp\a1b432f03f0e88407c71b210a5f013ddeff35a1fd7fe36f5fd03808a9474c766.exe C:\Users\Admin\AppData\Local\Temp\a1b432f03f0e88407c71b210a5f013ddeff35a1fd7fe36f5fd03808a9474c766.exe
PID 972 wrote to memory of 1780 N/A C:\Users\Admin\AppData\Local\Temp\a1b432f03f0e88407c71b210a5f013ddeff35a1fd7fe36f5fd03808a9474c766.exe C:\Users\Admin\AppData\Local\Temp\a1b432f03f0e88407c71b210a5f013ddeff35a1fd7fe36f5fd03808a9474c766.exe
PID 972 wrote to memory of 1780 N/A C:\Users\Admin\AppData\Local\Temp\a1b432f03f0e88407c71b210a5f013ddeff35a1fd7fe36f5fd03808a9474c766.exe C:\Users\Admin\AppData\Local\Temp\a1b432f03f0e88407c71b210a5f013ddeff35a1fd7fe36f5fd03808a9474c766.exe
PID 972 wrote to memory of 1780 N/A C:\Users\Admin\AppData\Local\Temp\a1b432f03f0e88407c71b210a5f013ddeff35a1fd7fe36f5fd03808a9474c766.exe C:\Users\Admin\AppData\Local\Temp\a1b432f03f0e88407c71b210a5f013ddeff35a1fd7fe36f5fd03808a9474c766.exe
PID 972 wrote to memory of 1780 N/A C:\Users\Admin\AppData\Local\Temp\a1b432f03f0e88407c71b210a5f013ddeff35a1fd7fe36f5fd03808a9474c766.exe C:\Users\Admin\AppData\Local\Temp\a1b432f03f0e88407c71b210a5f013ddeff35a1fd7fe36f5fd03808a9474c766.exe
PID 972 wrote to memory of 1780 N/A C:\Users\Admin\AppData\Local\Temp\a1b432f03f0e88407c71b210a5f013ddeff35a1fd7fe36f5fd03808a9474c766.exe C:\Users\Admin\AppData\Local\Temp\a1b432f03f0e88407c71b210a5f013ddeff35a1fd7fe36f5fd03808a9474c766.exe
PID 972 wrote to memory of 1780 N/A C:\Users\Admin\AppData\Local\Temp\a1b432f03f0e88407c71b210a5f013ddeff35a1fd7fe36f5fd03808a9474c766.exe C:\Users\Admin\AppData\Local\Temp\a1b432f03f0e88407c71b210a5f013ddeff35a1fd7fe36f5fd03808a9474c766.exe
PID 972 wrote to memory of 1780 N/A C:\Users\Admin\AppData\Local\Temp\a1b432f03f0e88407c71b210a5f013ddeff35a1fd7fe36f5fd03808a9474c766.exe C:\Users\Admin\AppData\Local\Temp\a1b432f03f0e88407c71b210a5f013ddeff35a1fd7fe36f5fd03808a9474c766.exe

outlook_office_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\a1b432f03f0e88407c71b210a5f013ddeff35a1fd7fe36f5fd03808a9474c766.exe N/A

outlook_win_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\a1b432f03f0e88407c71b210a5f013ddeff35a1fd7fe36f5fd03808a9474c766.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\a1b432f03f0e88407c71b210a5f013ddeff35a1fd7fe36f5fd03808a9474c766.exe

"C:\Users\Admin\AppData\Local\Temp\a1b432f03f0e88407c71b210a5f013ddeff35a1fd7fe36f5fd03808a9474c766.exe"

C:\Users\Admin\AppData\Local\Temp\a1b432f03f0e88407c71b210a5f013ddeff35a1fd7fe36f5fd03808a9474c766.exe

"{path}"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 360 -p 1780 -ip 1780

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1780 -s 1732

Network

Country Destination Domain Proto
NL 104.110.191.133:80 tcp
NL 104.110.191.133:80 tcp
US 8.8.8.8:53 checkip.dyndns.org udp
JP 132.226.8.169:80 checkip.dyndns.org tcp

Files

memory/972-130-0x0000000000200000-0x000000000027A000-memory.dmp

memory/972-131-0x00000000052A0000-0x0000000005844000-memory.dmp

memory/972-132-0x0000000004CF0000-0x0000000004D82000-memory.dmp

memory/972-133-0x0000000004DC0000-0x0000000004DCA000-memory.dmp

memory/972-134-0x0000000005D80000-0x00000000062AC000-memory.dmp

memory/972-135-0x0000000006460000-0x00000000064FC000-memory.dmp

memory/1780-136-0x0000000000000000-mapping.dmp

memory/1780-137-0x0000000000400000-0x0000000000476000-memory.dmp

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\a1b432f03f0e88407c71b210a5f013ddeff35a1fd7fe36f5fd03808a9474c766.exe.log

MD5 6f8f3a9a57cb30e686d3355e656031e0
SHA1 acccd6befb1a2f40e662280bc5182e086a0d079b
SHA256 283586e83b25099a5698cb9caf9c594a37060d11e0f55c81bb9c6d4f728448ea
SHA512 8f11d645ff4f8d5b1c45b06eb52cd45319659255306d60e80e33abfd04b9e3b1164679f11a8a23bd493e4b3f6b9841d70e553a01835eeaf6035b4d05e4fd7b54

memory/1780-139-0x0000000005710000-0x0000000005776000-memory.dmp