matiex | 060a619222ca31fb3ddc58c9f0faa45e05016d13cd9c32709d55ce5f40e4c621

General

Target

74708639af3add94f159cc14c291f4e1.exe
Size

640KB
MD5

74708639af3add94f159cc14c291f4e1
SHA1

d988103baf9e95b1b129b6226ca587389ec4bfe6
SHA256

060a619222ca31fb3ddc58c9f0faa45e05016d13cd9c32709d55ce5f40e4c621
SHA512

9434f5eaec1944741f3940f0d666d2b41959269aac5ea10338004ee06c7405c010140a229479474b85ce4c50b44d086081beca2c577b775124322e10478a63b9
SSDEEP

12288:aCe8LxGQ7MRSRAsDYeQBWlWc4b70eU06zTwjZ++R5Mi6/ZVgCp0TLAXZoCzZW:aN88Q7aQjDYLWlhW7JUyZ++R5PyZ5pcQ

Score

10^/10

matiex collection keylogger spyware stealer

Malware Config

Extracted

Family

matiex

Credentials

Protocol: smtp
Host:
srvc13.turhost.com
Port:
587
Username:
[email protected]
Password:
italik2015

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/1984-61-0x00000000021E0000-0x0000000002252000-memory.dmp	family_matiex
behavioral1/memory/1984-62-0x0000000000400000-0x0000000000482000-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-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	74708639af3add94f159cc14c291f4e1.exe
Key opened	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	74708639af3add94f159cc14c291f4e1.exe
Key opened	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	74708639af3add94f159cc14c291f4e1.exe

Looks up external IP address via web service 1 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
3	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1644 set thread context of 1984	1644	74708639af3add94f159cc14c291f4e1.exe	29

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1772	1984	WerFault.exe	29

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
1444	schtasks.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
1644	74708639af3add94f159cc14c291f4e1.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1984	74708639af3add94f159cc14c291f4e1.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 1644 wrote to memory of 1956	1644	74708639af3add94f159cc14c291f4e1.exe	28
PID 1644 wrote to memory of 1956	1644	74708639af3add94f159cc14c291f4e1.exe	28
PID 1644 wrote to memory of 1956	1644	74708639af3add94f159cc14c291f4e1.exe	28
PID 1644 wrote to memory of 1956	1644	74708639af3add94f159cc14c291f4e1.exe	28
PID 1644 wrote to memory of 1984	1644	74708639af3add94f159cc14c291f4e1.exe	29
PID 1644 wrote to memory of 1984	1644	74708639af3add94f159cc14c291f4e1.exe	29
PID 1644 wrote to memory of 1984	1644	74708639af3add94f159cc14c291f4e1.exe	29
PID 1644 wrote to memory of 1984	1644	74708639af3add94f159cc14c291f4e1.exe	29
PID 1644 wrote to memory of 1984	1644	74708639af3add94f159cc14c291f4e1.exe	29
PID 1956 wrote to memory of 1444	1956	cmd.exe	30
PID 1956 wrote to memory of 1444	1956	cmd.exe	30
PID 1956 wrote to memory of 1444	1956	cmd.exe	30
PID 1956 wrote to memory of 1444	1956	cmd.exe	30
PID 1984 wrote to memory of 1772	1984	74708639af3add94f159cc14c291f4e1.exe	32
PID 1984 wrote to memory of 1772	1984	74708639af3add94f159cc14c291f4e1.exe	32
PID 1984 wrote to memory of 1772	1984	74708639af3add94f159cc14c291f4e1.exe	32
PID 1984 wrote to memory of 1772	1984	74708639af3add94f159cc14c291f4e1.exe	32

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	74708639af3add94f159cc14c291f4e1.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	74708639af3add94f159cc14c291f4e1.exe

C:\Users\Admin\AppData\Local\Temp\74708639af3add94f159cc14c291f4e1.exe
"C:\Users\Admin\AppData\Local\Temp\74708639af3add94f159cc14c291f4e1.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1644
- 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:1956
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks /Create /TN name /XML "C:\Users\Admin\AppData\Local\Temp\1cf577b9dd994dc5b1fb65c6529fbb44.xml"
    3⤵
    - Creates scheduled task(s)
    PID:1444
- C:\Users\Admin\AppData\Local\Temp\74708639af3add94f159cc14c291f4e1.exe
  "C:\Users\Admin\AppData\Local\Temp\74708639af3add94f159cc14c291f4e1.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  - outlook_office_path
  - outlook_win_path
  PID:1984
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1984 -s 1136
    3⤵
    - Program crash
    PID:1772

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

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Downloads

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

Filesize
1KB

MD5
dea070bce66d1fbc1feb65e7103d19dd

SHA1
9ec51066ac265a0fdf400d26d19cb844a01e4d27

SHA256
d2262af5148f92c65ca685d63e78873dd781ce5dd220a3f16407b58213304386

SHA512
97574217239bfb9f3c15141b25b2576db45d72db2c68b6b41d8c1e55b462b03ce7420553ac4df6b99c636358ce18d553a9be59fad802451ce1ba1aad5a5a0df6

Download Submit
memory/1644-54-0x000000000030A000-0x0000000000310000-memory.dmp

Filesize
24KB

Download
memory/1644-58-0x000000000030A000-0x0000000000310000-memory.dmp

Filesize
24KB

Download
memory/1984-57-0x0000000075E51000-0x0000000075E53000-memory.dmp

Filesize
8KB

Download
memory/1984-61-0x00000000021E0000-0x0000000002252000-memory.dmp

Filesize
456KB

Download
memory/1984-62-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads