matiex | 9e9bd94fe6b1ed63cd9d5e3c21a2785fd411fc0b39be7c60f0ed55da1df2d828

General

Target

M0O09080O00.exe
Size

417KB
MD5

a3ce2bb54fcff687892013553aba0e6d
SHA1

7d47db86cc89248b24be0c0f32a32fdd9328ed02
SHA256

a83313423eb4ec63591766985452770fa671506b821b927dd015b9e919fcad11
SHA512

7b094842c2ae12f732dc49465e5583a8b67ca0e0ace2082f25e1e704b936a417f0aa9a962aefc69cbe72ff7ba392395c73999094dc7e9e6670711affcfb807c6

Score

10^/10

matiex collection keylogger spyware stealer

Malware Config

Extracted

Family

matiex

Credentials

Protocol: smtp
Host:
srvc13.turhost.com
Port:
587
Username:
info@bilgitekdagitim.com
Password:
italik2015

Signatures

Matiex
Matiex is a keylogger and infostealer first seen in July 2020.
stealer keylogger matiex

Matiex Main Payload 6 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2008-62-0x0000000000400000-0x0000000000472000-memory.dmp	family_matiex
behavioral1/memory/2008-63-0x0000000000400000-0x0000000000472000-memory.dmp	family_matiex
behavioral1/memory/2008-64-0x0000000000400000-0x0000000000472000-memory.dmp	family_matiex
behavioral1/memory/2008-67-0x0000000000400000-0x0000000000472000-memory.dmp	family_matiex
behavioral1/memory/2008-65-0x000000000046DE2E-mapping.dmp	family_matiex
behavioral1/memory/2008-69-0x0000000000400000-0x0000000000472000-memory.dmp	family_matiex

Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

M0O09080O00.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	M0O09080O00.exe
Key opened	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	M0O09080O00.exe
Key opened	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	M0O09080O00.exe

Looks up external IP address via web service 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

4 checkip.dyndns.org
8 freegeoip.app
9 freegeoip.app
Suspicious use of SetThreadContext 1 IoCs

Processes:

M0O09080O00.exe

description pid process target process

PID 1864 set thread context of 2008 1864 M0O09080O00.exe M0O09080O00.exe
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

1976 2008 WerFault.exe M0O09080O00.exe
Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

M0O09080O00.exe

pid process

1864 M0O09080O00.exe
1864 M0O09080O00.exe
1864 M0O09080O00.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

M0O09080O00.exeM0O09080O00.exe

description pid process

Token: SeDebugPrivilege 1864 M0O09080O00.exe
Token: SeDebugPrivilege 2008 M0O09080O00.exe

flow	ioc
4	checkip.dyndns.org
8	freegeoip.app
9	freegeoip.app

description	pid	process	target process
PID 1864 set thread context of 2008	1864	M0O09080O00.exe	M0O09080O00.exe

pid	pid_target	process	target process
1976	2008	WerFault.exe	M0O09080O00.exe

pid	process
1864	M0O09080O00.exe
1864	M0O09080O00.exe
1864	M0O09080O00.exe

description	pid	process
Token: SeDebugPrivilege	1864	M0O09080O00.exe
Token: SeDebugPrivilege	2008	M0O09080O00.exe

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

M0O09080O00.exeM0O09080O00.exe

description	pid	process	target process
PID 1864 wrote to memory of 2016	1864	M0O09080O00.exe	M0O09080O00.exe
PID 1864 wrote to memory of 2016	1864	M0O09080O00.exe	M0O09080O00.exe
PID 1864 wrote to memory of 2016	1864	M0O09080O00.exe	M0O09080O00.exe
PID 1864 wrote to memory of 2016	1864	M0O09080O00.exe	M0O09080O00.exe
PID 1864 wrote to memory of 2008	1864	M0O09080O00.exe	M0O09080O00.exe
PID 1864 wrote to memory of 2008	1864	M0O09080O00.exe	M0O09080O00.exe
PID 1864 wrote to memory of 2008	1864	M0O09080O00.exe	M0O09080O00.exe
PID 1864 wrote to memory of 2008	1864	M0O09080O00.exe	M0O09080O00.exe
PID 1864 wrote to memory of 2008	1864	M0O09080O00.exe	M0O09080O00.exe
PID 1864 wrote to memory of 2008	1864	M0O09080O00.exe	M0O09080O00.exe
PID 1864 wrote to memory of 2008	1864	M0O09080O00.exe	M0O09080O00.exe
PID 1864 wrote to memory of 2008	1864	M0O09080O00.exe	M0O09080O00.exe
PID 1864 wrote to memory of 2008	1864	M0O09080O00.exe	M0O09080O00.exe
PID 2008 wrote to memory of 1976	2008	M0O09080O00.exe	WerFault.exe
PID 2008 wrote to memory of 1976	2008	M0O09080O00.exe	WerFault.exe
PID 2008 wrote to memory of 1976	2008	M0O09080O00.exe	WerFault.exe
PID 2008 wrote to memory of 1976	2008	M0O09080O00.exe	WerFault.exe

outlook_office_path 1 IoCs

Processes:

M0O09080O00.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	M0O09080O00.exe

outlook_win_path 1 IoCs

Processes:

M0O09080O00.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	M0O09080O00.exe

C:\Users\Admin\AppData\Local\Temp\M0O09080O00.exe
"C:\Users\Admin\AppData\Local\Temp\M0O09080O00.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1864

C:\Users\Admin\AppData\Local\Temp\M0O09080O00.exe
"{path}"
2⤵
PID:2016

C:\Users\Admin\AppData\Local\Temp\M0O09080O00.exe
"{path}"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- outlook_office_path
- outlook_win_path
PID:2008

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2008 -s 1792
3⤵
- Program crash
PID:1976

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

2

T1081

Discovery

Lateral Movement

Collection

Data from Local System

2

T1005

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/1864-54-0x0000000001210000-0x000000000127E000-memory.dmp

Filesize
440KB

Download
memory/1864-55-0x0000000075A61000-0x0000000075A63000-memory.dmp

Filesize
8KB

Download
memory/1864-56-0x00000000002C0000-0x00000000002CA000-memory.dmp

Filesize
40KB

Download
memory/1864-57-0x0000000004CD0000-0x0000000004D24000-memory.dmp

Filesize
336KB

Download
memory/1864-58-0x0000000004E10000-0x0000000004E82000-memory.dmp

Filesize
456KB

Download
memory/1976-71-0x0000000000000000-mapping.dmp

Download
memory/2008-60-0x0000000000400000-0x0000000000472000-memory.dmp

Filesize
456KB

Download
memory/2008-62-0x0000000000400000-0x0000000000472000-memory.dmp

Filesize
456KB

Download
memory/2008-63-0x0000000000400000-0x0000000000472000-memory.dmp

Filesize
456KB

Download
memory/2008-64-0x0000000000400000-0x0000000000472000-memory.dmp

Filesize
456KB

Download
memory/2008-67-0x0000000000400000-0x0000000000472000-memory.dmp

Filesize
456KB

Download
memory/2008-65-0x000000000046DE2E-mapping.dmp

Download
memory/2008-69-0x0000000000400000-0x0000000000472000-memory.dmp

Filesize
456KB

Download
memory/2008-59-0x0000000000400000-0x0000000000472000-memory.dmp

Filesize
456KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

Loading Replay Monitor...

Downloads