matiex | 2776dffe03cd2d068cae82fc3f47f58f3937da40d411ce9540cec446a3606d91

General

Target

c14efafec8dfc11a3b8f0bfea3721745.exe
Size

1.5MB
MD5

c14efafec8dfc11a3b8f0bfea3721745
SHA1

8a6188c42fc5bb5ff597ced40468832b71f39288
SHA256

2776dffe03cd2d068cae82fc3f47f58f3937da40d411ce9540cec446a3606d91
SHA512

d2340565c62b7135db08caaa0a5b0b4571def0645913ea31b51ef830c31c091f034fccc4567209a3d3733d7d1ee2f3a6298a1147b268166cf6352e5a34a5d37b

Score

10^/10

matiex keylogger spyware stealer

Malware Config

Extracted

Credentials

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

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 4 IoCs

Processes:

resource	yara_rule
behavioral2/memory/3944-3-0x0000000000400000-0x0000000000482000-memory.dmp	family_matiex
behavioral2/memory/3944-4-0x000000000040188B-mapping.dmp	family_matiex
behavioral2/memory/3944-6-0x0000000000400000-0x0000000000482000-memory.dmp	family_matiex
behavioral2/memory/3944-9-0x00000000052B0000-0x000000000531D000-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 local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
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
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

7 checkip.dyndns.org
13 freegeoip.app
14 freegeoip.app
Suspicious use of SetThreadContext 1 IoCs

Processes:

c14efafec8dfc11a3b8f0bfea3721745.exe

description pid process target process

PID 636 set thread context of 3944 636 c14efafec8dfc11a3b8f0bfea3721745.exe c14efafec8dfc11a3b8f0bfea3721745.exe
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task
T1053

Processes:

schtasks.exe

pid process

3184 schtasks.exe
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

c14efafec8dfc11a3b8f0bfea3721745.exe

pid process

3944 c14efafec8dfc11a3b8f0bfea3721745.exe
Suspicious behavior: MapViewOfSection 1 IoCs

Processes:

c14efafec8dfc11a3b8f0bfea3721745.exe

pid process

636 c14efafec8dfc11a3b8f0bfea3721745.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

c14efafec8dfc11a3b8f0bfea3721745.exe

description pid process

Token: SeDebugPrivilege 3944 c14efafec8dfc11a3b8f0bfea3721745.exe

flow	ioc
7	checkip.dyndns.org
13	freegeoip.app
14	freegeoip.app

description	pid	process	target process
PID 636 set thread context of 3944	636	c14efafec8dfc11a3b8f0bfea3721745.exe	c14efafec8dfc11a3b8f0bfea3721745.exe

pid	process
3184	schtasks.exe

pid	process
3944	c14efafec8dfc11a3b8f0bfea3721745.exe

pid	process
636	c14efafec8dfc11a3b8f0bfea3721745.exe

description	pid	process
Token: SeDebugPrivilege	3944	c14efafec8dfc11a3b8f0bfea3721745.exe

Suspicious use of WriteProcessMemory 13 IoCs

Processes:

c14efafec8dfc11a3b8f0bfea3721745.execmd.exec14efafec8dfc11a3b8f0bfea3721745.exe

description	pid	process	target process
PID 636 wrote to memory of 740	636	c14efafec8dfc11a3b8f0bfea3721745.exe	cmd.exe
PID 636 wrote to memory of 740	636	c14efafec8dfc11a3b8f0bfea3721745.exe	cmd.exe
PID 636 wrote to memory of 740	636	c14efafec8dfc11a3b8f0bfea3721745.exe	cmd.exe
PID 636 wrote to memory of 3944	636	c14efafec8dfc11a3b8f0bfea3721745.exe	c14efafec8dfc11a3b8f0bfea3721745.exe
PID 636 wrote to memory of 3944	636	c14efafec8dfc11a3b8f0bfea3721745.exe	c14efafec8dfc11a3b8f0bfea3721745.exe
PID 636 wrote to memory of 3944	636	c14efafec8dfc11a3b8f0bfea3721745.exe	c14efafec8dfc11a3b8f0bfea3721745.exe
PID 636 wrote to memory of 3944	636	c14efafec8dfc11a3b8f0bfea3721745.exe	c14efafec8dfc11a3b8f0bfea3721745.exe
PID 740 wrote to memory of 3184	740	cmd.exe	schtasks.exe
PID 740 wrote to memory of 3184	740	cmd.exe	schtasks.exe
PID 740 wrote to memory of 3184	740	cmd.exe	schtasks.exe
PID 3944 wrote to memory of 2312	3944	c14efafec8dfc11a3b8f0bfea3721745.exe	netsh.exe
PID 3944 wrote to memory of 2312	3944	c14efafec8dfc11a3b8f0bfea3721745.exe	netsh.exe
PID 3944 wrote to memory of 2312	3944	c14efafec8dfc11a3b8f0bfea3721745.exe	netsh.exe

C:\Users\Admin\AppData\Local\Temp\c14efafec8dfc11a3b8f0bfea3721745.exe
"C:\Users\Admin\AppData\Local\Temp\c14efafec8dfc11a3b8f0bfea3721745.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:636

C:\Windows\SysWOW64\cmd.exe
cmd /c schtasks /Create /TN name /XML "C:\Users\Admin\AppData\Local\Temp\1cf577b9dd994dc5b1fb65c6529fbb44.xml"
2⤵
- Suspicious use of WriteProcessMemory
PID:740

C:\Windows\SysWOW64\schtasks.exe
schtasks /Create /TN name /XML "C:\Users\Admin\AppData\Local\Temp\1cf577b9dd994dc5b1fb65c6529fbb44.xml"
3⤵
- Creates scheduled task(s)
PID:3184

C:\Users\Admin\AppData\Local\Temp\c14efafec8dfc11a3b8f0bfea3721745.exe
"C:\Users\Admin\AppData\Local\Temp\c14efafec8dfc11a3b8f0bfea3721745.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3944

C:\Windows\SysWOW64\netsh.exe
"netsh" wlan show profile
3⤵
PID:2312

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Credential Access

Credentials in Files

3

T1081

Discovery

Lateral Movement

Collection

Data from Local System

3

T1005

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\1cf577b9dd994dc5b1fb65c6529fbb44.xml
MD5
a36564afc14b3eb0849c01a3afdb9944

SHA1
4dcee9fae3fde4e46b08529bc0ba067150686f07

SHA256
9d4342f763c5d62a06f69aa6fdcb1caa376ff2f2c0972f36b487f73b4d221996

SHA512
782082aa36ae056734e90fc079c813dfef59420571a1b70cde4cf15eb6c870f85b2bfe0748ef4db9df3d010c08671bff744d78178ba75bf2ba02b665f044ae89

Download Submit
memory/740-2-0x0000000000000000-mapping.dmp

Download
memory/2312-14-0x0000000000000000-mapping.dmp

Download
memory/3184-5-0x0000000000000000-mapping.dmp

Download
memory/3944-8-0x0000000073E30000-0x000000007451E000-memory.dmp

Filesize
6.9MB

Download
memory/3944-6-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/3944-4-0x000000000040188B-mapping.dmp

Download
memory/3944-9-0x00000000052B0000-0x000000000531D000-memory.dmp

Filesize
436KB

Download
memory/3944-11-0x00000000054D0000-0x00000000054D1000-memory.dmp

Filesize
4KB

Download
memory/3944-12-0x0000000005A70000-0x0000000005A71000-memory.dmp

Filesize
4KB

Download
memory/3944-13-0x00000000055E0000-0x00000000055E1000-memory.dmp

Filesize
4KB

Download
memory/3944-3-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/3944-15-0x0000000006A00000-0x0000000006A01000-memory.dmp

Filesize
4KB

Download
memory/3944-16-0x0000000006BD0000-0x0000000006BD1000-memory.dmp

Filesize
4KB

Download
memory/3944-17-0x0000000006930000-0x0000000006931000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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