matiex | fcf88a2b9594d620646487b80ebae20377406fb9e9754b430ae39f768ec1e536

General

Target

2e11a21dab7ad117856ecb9f80cdb22241bf6b4a0f231e05483bdddf997fbae5.exe
Size

704KB
MD5

b368b4f8ba0c292896547adf2a35f967
SHA1

02db58020730eb1fb7169c3d4ccc6f17aa3b6037
SHA256

2e11a21dab7ad117856ecb9f80cdb22241bf6b4a0f231e05483bdddf997fbae5
SHA512

0412f02ee3feb86daca01131d7f7fd52037ed6484edd8188c62eeb9c43db7fa6443d5ce9ed3b9c2daba70cadba8d71badecb6dc2670c85b64a6829e80e194d11
SSDEEP

12288:aCe8LxGQ7MRSRAsDYeQBWlWc4b70eU06zTwjZ++R5Mi6/ZVgCp0TLAXZoCzZWpfb:aN88Q7aQjDYLWlhW7JUyZ++R5PyZ5pcN

Score

10^/10

matiex collection keylogger spyware stealer

Malware Config

Signatures

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

Matiex Main payload 2 IoCs

resource	yara_rule
behavioral1/memory/1064-62-0x0000000000400000-0x0000000000482000-memory.dmp	family_matiex
behavioral1/memory/1064-63-0x0000000000CE0000-0x0000000000D52000-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

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	2e11a21dab7ad117856ecb9f80cdb22241bf6b4a0f231e05483bdddf997fbae5.exe
Key opened	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	2e11a21dab7ad117856ecb9f80cdb22241bf6b4a0f231e05483bdddf997fbae5.exe
Key opened	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	2e11a21dab7ad117856ecb9f80cdb22241bf6b4a0f231e05483bdddf997fbae5.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
3	checkip.dyndns.org
7	freegeoip.app
8	freegeoip.app

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1624 set thread context of 1064	1624	2e11a21dab7ad117856ecb9f80cdb22241bf6b4a0f231e05483bdddf997fbae5.exe	33

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1168	1064	WerFault.exe	33

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

pid	Process
1328	schtasks.exe

Suspicious behavior: MapViewOfSection 2 IoCs

pid	Process
2008	2e11a21dab7ad117856ecb9f80cdb22241bf6b4a0f231e05483bdddf997fbae5.exe
1624	2e11a21dab7ad117856ecb9f80cdb22241bf6b4a0f231e05483bdddf997fbae5.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1064	2e11a21dab7ad117856ecb9f80cdb22241bf6b4a0f231e05483bdddf997fbae5.exe

Suspicious use of WriteProcessMemory 25 IoCs

description	pid	Process	procid_target
PID 2008 wrote to memory of 1716	2008	2e11a21dab7ad117856ecb9f80cdb22241bf6b4a0f231e05483bdddf997fbae5.exe	29
PID 2008 wrote to memory of 1716	2008	2e11a21dab7ad117856ecb9f80cdb22241bf6b4a0f231e05483bdddf997fbae5.exe	29
PID 2008 wrote to memory of 1716	2008	2e11a21dab7ad117856ecb9f80cdb22241bf6b4a0f231e05483bdddf997fbae5.exe	29
PID 2008 wrote to memory of 1716	2008	2e11a21dab7ad117856ecb9f80cdb22241bf6b4a0f231e05483bdddf997fbae5.exe	29
PID 2008 wrote to memory of 1368	2008	2e11a21dab7ad117856ecb9f80cdb22241bf6b4a0f231e05483bdddf997fbae5.exe	30
PID 2008 wrote to memory of 1368	2008	2e11a21dab7ad117856ecb9f80cdb22241bf6b4a0f231e05483bdddf997fbae5.exe	30
PID 2008 wrote to memory of 1368	2008	2e11a21dab7ad117856ecb9f80cdb22241bf6b4a0f231e05483bdddf997fbae5.exe	30
PID 2008 wrote to memory of 1368	2008	2e11a21dab7ad117856ecb9f80cdb22241bf6b4a0f231e05483bdddf997fbae5.exe	30
PID 1716 wrote to memory of 1328	1716	cmd.exe	31
PID 1716 wrote to memory of 1328	1716	cmd.exe	31
PID 1716 wrote to memory of 1328	1716	cmd.exe	31
PID 1716 wrote to memory of 1328	1716	cmd.exe	31
PID 2008 wrote to memory of 1624	2008	2e11a21dab7ad117856ecb9f80cdb22241bf6b4a0f231e05483bdddf997fbae5.exe	32
PID 2008 wrote to memory of 1624	2008	2e11a21dab7ad117856ecb9f80cdb22241bf6b4a0f231e05483bdddf997fbae5.exe	32
PID 2008 wrote to memory of 1624	2008	2e11a21dab7ad117856ecb9f80cdb22241bf6b4a0f231e05483bdddf997fbae5.exe	32
PID 2008 wrote to memory of 1624	2008	2e11a21dab7ad117856ecb9f80cdb22241bf6b4a0f231e05483bdddf997fbae5.exe	32
PID 1624 wrote to memory of 1064	1624	2e11a21dab7ad117856ecb9f80cdb22241bf6b4a0f231e05483bdddf997fbae5.exe	33
PID 1624 wrote to memory of 1064	1624	2e11a21dab7ad117856ecb9f80cdb22241bf6b4a0f231e05483bdddf997fbae5.exe	33
PID 1624 wrote to memory of 1064	1624	2e11a21dab7ad117856ecb9f80cdb22241bf6b4a0f231e05483bdddf997fbae5.exe	33
PID 1624 wrote to memory of 1064	1624	2e11a21dab7ad117856ecb9f80cdb22241bf6b4a0f231e05483bdddf997fbae5.exe	33
PID 1624 wrote to memory of 1064	1624	2e11a21dab7ad117856ecb9f80cdb22241bf6b4a0f231e05483bdddf997fbae5.exe	33
PID 1064 wrote to memory of 1168	1064	2e11a21dab7ad117856ecb9f80cdb22241bf6b4a0f231e05483bdddf997fbae5.exe	35
PID 1064 wrote to memory of 1168	1064	2e11a21dab7ad117856ecb9f80cdb22241bf6b4a0f231e05483bdddf997fbae5.exe	35
PID 1064 wrote to memory of 1168	1064	2e11a21dab7ad117856ecb9f80cdb22241bf6b4a0f231e05483bdddf997fbae5.exe	35
PID 1064 wrote to memory of 1168	1064	2e11a21dab7ad117856ecb9f80cdb22241bf6b4a0f231e05483bdddf997fbae5.exe	35

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	2e11a21dab7ad117856ecb9f80cdb22241bf6b4a0f231e05483bdddf997fbae5.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	2e11a21dab7ad117856ecb9f80cdb22241bf6b4a0f231e05483bdddf997fbae5.exe

C:\Users\Admin\AppData\Local\Temp\2e11a21dab7ad117856ecb9f80cdb22241bf6b4a0f231e05483bdddf997fbae5.exe
"C:\Users\Admin\AppData\Local\Temp\2e11a21dab7ad117856ecb9f80cdb22241bf6b4a0f231e05483bdddf997fbae5.exe"
1⤵
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:2008
- 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:1716
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks /Create /TN name /XML "C:\Users\Admin\AppData\Local\Temp\1cf577b9dd994dc5b1fb65c6529fbb44.xml"
    3⤵
    - Creates scheduled task(s)
    PID:1328
- C:\Users\Admin\AppData\Local\Temp\2e11a21dab7ad117856ecb9f80cdb22241bf6b4a0f231e05483bdddf997fbae5.exe
  "C:\Users\Admin\AppData\Local\Temp\2e11a21dab7ad117856ecb9f80cdb22241bf6b4a0f231e05483bdddf997fbae5.exe"
  2⤵
  PID:1368
- C:\Users\Admin\AppData\Local\Temp\2e11a21dab7ad117856ecb9f80cdb22241bf6b4a0f231e05483bdddf997fbae5.exe
  "C:\Users\Admin\AppData\Local\Temp\2e11a21dab7ad117856ecb9f80cdb22241bf6b4a0f231e05483bdddf997fbae5.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of WriteProcessMemory
  PID:1624
- - C:\Users\Admin\AppData\Local\Temp\2e11a21dab7ad117856ecb9f80cdb22241bf6b4a0f231e05483bdddf997fbae5.exe
    "C:\Users\Admin\AppData\Local\Temp\2e11a21dab7ad117856ecb9f80cdb22241bf6b4a0f231e05483bdddf997fbae5.exe"
    3⤵
    - Accesses Microsoft Outlook profiles
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    - outlook_office_path
    - outlook_win_path
    PID:1064
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1064 -s 1680
      4⤵
      Program crash
      PID:1168

Network

MITRE ATT&CK Enterprise 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

2

T1081

Discovery

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

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

Filesize
1KB

MD5
34f122e2766147a3ece75bc054d744b7

SHA1
850b609f2e75e0a677e9e67c3238ae0bdf5f9554

SHA256
99a1f874f51f2725643224f5b5263adaa5b27d5318f595b1a697d84f08f7f6ef

SHA512
a38867adc0d454577dc663cd9e27ba3111cc8e387024543329a5e5fda2b1b5889cf9e7237370c39afb4329bf43a23a3356186794f47a28df1abec9b2ad9cbee0

Download Submit
memory/1064-61-0x00000000760C1000-0x00000000760C3000-memory.dmp

Filesize
8KB

Download
memory/1064-62-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1064-63-0x0000000000CE0000-0x0000000000D52000-memory.dmp

Filesize
456KB

Download
memory/1624-60-0x000000000036B000-0x0000000000370000-memory.dmp

Filesize
20KB

Download
memory/2008-57-0x00000000001BA000-0x00000000001C0000-memory.dmp

Filesize
24KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads