matiex | 5f74df0262704454d03c2c4c25313bd4fa6dc7af0d254c78d025eb98a25a395d

General

Target

5f74df0262704454d03c2c4c25313bd4fa6dc7af0d254c78d025eb98a25a395d.exe
Size

639KB
MD5

dc0ed8e25f63bf8096d14a057bc2eb9a
SHA1

e80f035f2275d5ec31e89aa605336e144728009f
SHA256

5f74df0262704454d03c2c4c25313bd4fa6dc7af0d254c78d025eb98a25a395d
SHA512

35a9b3ccab095fc043b7f12f82f0a6e0af1654d359e0bfd5cb2721c32bfd443cdc32d253074906c5b2386f5f23f5187c4ff28dad315af65d5a59037cf2b0fe81
SSDEEP

12288:uU5oLiN77m7I4jWi4tWUbOZTKKNmFv9sfQqKonZu1vA7FQuZdiU2F:uU5oLSKDjOtW6OZTKKNcvUFKOZYQFd8r

Score

10^/10

matiex collection credential_access discovery keylogger spyware stealer

Malware Config

Signatures

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

Matiex Main payload 5 IoCs

resource	yara_rule
behavioral1/memory/3012-12-0x0000000000400000-0x0000000000557000-memory.dmp	family_matiex
behavioral1/memory/792-11-0x0000000000400000-0x0000000000484000-memory.dmp	family_matiex
behavioral1/memory/792-10-0x0000000000400000-0x0000000000484000-memory.dmp	family_matiex
behavioral1/memory/792-8-0x0000000000400000-0x0000000000484000-memory.dmp	family_matiex
behavioral1/memory/792-15-0x0000000004670000-0x00000000046E6000-memory.dmp	family_matiex

Matiex 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
T1552.001
Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Credentials from Web Browsers
T1555.003
Unsecured Credentials: Credentials In Files 1 TTPs
Steal credentials from unsecured files.
credential_access stealer

Credentials In Files
T1552.001

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	5f74df0262704454d03c2c4c25313bd4fa6dc7af0d254c78d025eb98a25a395d.exe
Key opened	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	5f74df0262704454d03c2c4c25313bd4fa6dc7af0d254c78d025eb98a25a395d.exe
Key opened	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	5f74df0262704454d03c2c4c25313bd4fa6dc7af0d254c78d025eb98a25a395d.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.

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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3012 set thread context of 792	3012	5f74df0262704454d03c2c4c25313bd4fa6dc7af0d254c78d025eb98a25a395d.exe	31

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2728	792	WerFault.exe	31

System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	5f74df0262704454d03c2c4c25313bd4fa6dc7af0d254c78d025eb98a25a395d.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	5f74df0262704454d03c2c4c25313bd4fa6dc7af0d254c78d025eb98a25a395d.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
2960	schtasks.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
3012	5f74df0262704454d03c2c4c25313bd4fa6dc7af0d254c78d025eb98a25a395d.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	792	5f74df0262704454d03c2c4c25313bd4fa6dc7af0d254c78d025eb98a25a395d.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 3012 wrote to memory of 2512	3012	5f74df0262704454d03c2c4c25313bd4fa6dc7af0d254c78d025eb98a25a395d.exe	29
PID 3012 wrote to memory of 2512	3012	5f74df0262704454d03c2c4c25313bd4fa6dc7af0d254c78d025eb98a25a395d.exe	29
PID 3012 wrote to memory of 2512	3012	5f74df0262704454d03c2c4c25313bd4fa6dc7af0d254c78d025eb98a25a395d.exe	29
PID 3012 wrote to memory of 2512	3012	5f74df0262704454d03c2c4c25313bd4fa6dc7af0d254c78d025eb98a25a395d.exe	29
PID 3012 wrote to memory of 792	3012	5f74df0262704454d03c2c4c25313bd4fa6dc7af0d254c78d025eb98a25a395d.exe	31
PID 3012 wrote to memory of 792	3012	5f74df0262704454d03c2c4c25313bd4fa6dc7af0d254c78d025eb98a25a395d.exe	31
PID 3012 wrote to memory of 792	3012	5f74df0262704454d03c2c4c25313bd4fa6dc7af0d254c78d025eb98a25a395d.exe	31
PID 3012 wrote to memory of 792	3012	5f74df0262704454d03c2c4c25313bd4fa6dc7af0d254c78d025eb98a25a395d.exe	31
PID 3012 wrote to memory of 792	3012	5f74df0262704454d03c2c4c25313bd4fa6dc7af0d254c78d025eb98a25a395d.exe	31
PID 2512 wrote to memory of 2960	2512	cmd.exe	32
PID 2512 wrote to memory of 2960	2512	cmd.exe	32
PID 2512 wrote to memory of 2960	2512	cmd.exe	32
PID 2512 wrote to memory of 2960	2512	cmd.exe	32
PID 792 wrote to memory of 2728	792	5f74df0262704454d03c2c4c25313bd4fa6dc7af0d254c78d025eb98a25a395d.exe	34
PID 792 wrote to memory of 2728	792	5f74df0262704454d03c2c4c25313bd4fa6dc7af0d254c78d025eb98a25a395d.exe	34
PID 792 wrote to memory of 2728	792	5f74df0262704454d03c2c4c25313bd4fa6dc7af0d254c78d025eb98a25a395d.exe	34
PID 792 wrote to memory of 2728	792	5f74df0262704454d03c2c4c25313bd4fa6dc7af0d254c78d025eb98a25a395d.exe	34

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	5f74df0262704454d03c2c4c25313bd4fa6dc7af0d254c78d025eb98a25a395d.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	5f74df0262704454d03c2c4c25313bd4fa6dc7af0d254c78d025eb98a25a395d.exe

C:\Users\Admin\AppData\Local\Temp\5f74df0262704454d03c2c4c25313bd4fa6dc7af0d254c78d025eb98a25a395d.exe
"C:\Users\Admin\AppData\Local\Temp\5f74df0262704454d03c2c4c25313bd4fa6dc7af0d254c78d025eb98a25a395d.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:3012
- C:\Windows\SysWOW64\cmd.exe
  cmd /c schtasks /Create /TN name /XML "C:\Users\Admin\AppData\Local\Temp\e8fb1ebd850140caa97509d1d746dfb1.xml"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2512
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks /Create /TN name /XML "C:\Users\Admin\AppData\Local\Temp\e8fb1ebd850140caa97509d1d746dfb1.xml"
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:2960
- C:\Users\Admin\AppData\Local\Temp\5f74df0262704454d03c2c4c25313bd4fa6dc7af0d254c78d025eb98a25a395d.exe
  "C:\Users\Admin\AppData\Local\Temp\5f74df0262704454d03c2c4c25313bd4fa6dc7af0d254c78d025eb98a25a395d.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  - outlook_office_path
  - outlook_win_path
  PID:792
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 792 -s 1652
    3⤵
    - Program crash
    PID:2728

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Persistence

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Privilege Escalation

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Defense Evasion

Credential Access

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

Unsecured Credentials

3

T1552

Credentials In Files

3

T1552.001

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\e8fb1ebd850140caa97509d1d746dfb1.xml

Filesize
1KB

MD5
34f69cec28d6cbaffd9641ea54639801

SHA1
307c7127e523d7b575f18eb4144d53132ad341a8

SHA256
a36e9b873a1a93eefde7080411c880cda2f5cd45c534633dcdf168bd402babf8

SHA512
8bc164c0c57d481927195de2e2b30dda8927ff717b5b0fbaee034c7f11fc93ddc925e2f0c002e58e182d6f21d5972936fa53bc3e6916f9b7179724ee31e0f410

Download Submit
memory/792-11-0x0000000000400000-0x0000000000484000-memory.dmp

Filesize
528KB

Download
memory/792-10-0x0000000000400000-0x0000000000484000-memory.dmp

Filesize
528KB

Download
memory/792-8-0x0000000000400000-0x0000000000484000-memory.dmp

Filesize
528KB

Download
memory/792-15-0x0000000004670000-0x00000000046E6000-memory.dmp

Filesize
472KB

Download
memory/3012-0-0x0000000000400000-0x0000000000557000-memory.dmp

Filesize
1.3MB

Download
memory/3012-1-0x0000000000400000-0x0000000000557000-memory.dmp

Filesize
1.3MB

Download
memory/3012-3-0x0000000000400000-0x0000000000557000-memory.dmp

Filesize
1.3MB

Download
memory/3012-7-0x0000000000424000-0x000000000042A000-memory.dmp

Filesize
24KB

Download
memory/3012-4-0x0000000000400000-0x0000000000557000-memory.dmp

Filesize
1.3MB

Download
memory/3012-13-0x0000000000424000-0x000000000042A000-memory.dmp

Filesize
24KB

Download
memory/3012-12-0x0000000000400000-0x0000000000557000-memory.dmp

Filesize
1.3MB

Download

Resubmissions

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads