matiex | 90e619618b703bea1df59525473134c74f25b482d7362a3298ce0257334c22db

General

Target

0ebc42b2f474da60c43d8fb557a046b4.exe
Size

710KB
MD5

0ebc42b2f474da60c43d8fb557a046b4
SHA1

ab2f01ed1b9e17d6838eb41d7d790610fe0fa701
SHA256

90e619618b703bea1df59525473134c74f25b482d7362a3298ce0257334c22db
SHA512

7268e3f9d186a7773b48dfd86e00ea79beea4d3830605f07dad3f7ffd597a8df396413dd2f9cb6014aaf7582ad279281fdc3e79ecc60dd960687f05212bf5b17
SSDEEP

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

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/948-60-0x0000000000630000-0x00000000006A2000-memory.dmp	family_matiex
behavioral1/memory/948-61-0x0000000000400000-0x0000000000482000-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-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	0ebc42b2f474da60c43d8fb557a046b4.exe
Key opened	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	0ebc42b2f474da60c43d8fb557a046b4.exe
Key opened	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	0ebc42b2f474da60c43d8fb557a046b4.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 1532 set thread context of 948	1532	0ebc42b2f474da60c43d8fb557a046b4.exe	30

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1804	948	WerFault.exe	30

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
932	schtasks.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
1532	0ebc42b2f474da60c43d8fb557a046b4.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	948	0ebc42b2f474da60c43d8fb557a046b4.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 1532 wrote to memory of 1800	1532	0ebc42b2f474da60c43d8fb557a046b4.exe	29
PID 1532 wrote to memory of 1800	1532	0ebc42b2f474da60c43d8fb557a046b4.exe	29
PID 1532 wrote to memory of 1800	1532	0ebc42b2f474da60c43d8fb557a046b4.exe	29
PID 1532 wrote to memory of 1800	1532	0ebc42b2f474da60c43d8fb557a046b4.exe	29
PID 1532 wrote to memory of 948	1532	0ebc42b2f474da60c43d8fb557a046b4.exe	30
PID 1532 wrote to memory of 948	1532	0ebc42b2f474da60c43d8fb557a046b4.exe	30
PID 1532 wrote to memory of 948	1532	0ebc42b2f474da60c43d8fb557a046b4.exe	30
PID 1532 wrote to memory of 948	1532	0ebc42b2f474da60c43d8fb557a046b4.exe	30
PID 1532 wrote to memory of 948	1532	0ebc42b2f474da60c43d8fb557a046b4.exe	30
PID 1800 wrote to memory of 932	1800	cmd.exe	31
PID 1800 wrote to memory of 932	1800	cmd.exe	31
PID 1800 wrote to memory of 932	1800	cmd.exe	31
PID 1800 wrote to memory of 932	1800	cmd.exe	31
PID 948 wrote to memory of 1804	948	0ebc42b2f474da60c43d8fb557a046b4.exe	33
PID 948 wrote to memory of 1804	948	0ebc42b2f474da60c43d8fb557a046b4.exe	33
PID 948 wrote to memory of 1804	948	0ebc42b2f474da60c43d8fb557a046b4.exe	33
PID 948 wrote to memory of 1804	948	0ebc42b2f474da60c43d8fb557a046b4.exe	33

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	0ebc42b2f474da60c43d8fb557a046b4.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	0ebc42b2f474da60c43d8fb557a046b4.exe

C:\Users\Admin\AppData\Local\Temp\0ebc42b2f474da60c43d8fb557a046b4.exe
"C:\Users\Admin\AppData\Local\Temp\0ebc42b2f474da60c43d8fb557a046b4.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1532
- 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:1800
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks /Create /TN name /XML "C:\Users\Admin\AppData\Local\Temp\1cf577b9dd994dc5b1fb65c6529fbb44.xml"
    3⤵
    - Creates scheduled task(s)
    PID:932
- C:\Users\Admin\AppData\Local\Temp\0ebc42b2f474da60c43d8fb557a046b4.exe
  "C:\Users\Admin\AppData\Local\Temp\0ebc42b2f474da60c43d8fb557a046b4.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  - outlook_office_path
  - outlook_win_path
  PID:948
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 948 -s 1684
    3⤵
    - Program crash
    PID:1804

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
1bdc25ddeba244372f6944e0f5b4bfa8

SHA1
9b5c0f93d30a5e55af921f860690b1705787e2fc

SHA256
3ea72915d858af37c0a9ce644fc429d07f4c94923d1a0c46cf16fd9ee5d7a632

SHA512
87f2e1942cd9dc83b63197f6e0f6e3808a3523d895bce54351dfb6ff902d707696b8959a5aa44851eb48d5268ca49199cc95bc86a99dc4426766dfa27bea78f7

Download Submit
memory/948-57-0x0000000074DA1000-0x0000000074DA3000-memory.dmp

Filesize
8KB

Download
memory/948-60-0x0000000000630000-0x00000000006A2000-memory.dmp

Filesize
456KB

Download
memory/948-61-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1532-58-0x000000000035A000-0x0000000000360000-memory.dmp

Filesize
24KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads