matiex | 2d6bdc4526934ff8ba05addc48061c18b6b4153f0d164f3a9fc88bcb63957334

General

Target

2d6bdc4526934ff8ba05addc48061c18b6b4153f0d164f3a9fc88bcb63957334.exe
Size

1.1MB
MD5

ef749ac5b73c61943d9447890bcb1ca6
SHA1

cf2336e5a6d51ee51c443c758c4dc1ce833dee85
SHA256

2d6bdc4526934ff8ba05addc48061c18b6b4153f0d164f3a9fc88bcb63957334
SHA512

ecaccbc11f257e81c4261b1397162b9ab6374eba2f1503183a554c6b71b1aa0cc56d948850fba234d9eafa981a2b27ac75e0eb157be720e9b0ec1cdab44f130e

Score

10^/10

matiex collection keylogger spyware stealer

Malware Config

Extracted

Family

matiex

Credentials

Protocol: smtp
Host:
mail.gschofield.com
Port:
587
Username:
gschofield@gschofield.com
Password:
gaston1955
Email To:
managerjames001@outlook.com

Signatures

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

Matiex Main Payload 6 IoCs

Processes:

resource	yara_rule
behavioral1/memory/864-63-0x0000000000400000-0x0000000000476000-memory.dmp	family_matiex
behavioral1/memory/864-64-0x0000000000400000-0x0000000000476000-memory.dmp	family_matiex
behavioral1/memory/864-65-0x0000000000400000-0x0000000000476000-memory.dmp	family_matiex
behavioral1/memory/864-66-0x000000000047093E-mapping.dmp	family_matiex
behavioral1/memory/864-68-0x0000000000400000-0x0000000000476000-memory.dmp	family_matiex
behavioral1/memory/864-70-0x0000000000400000-0x0000000000476000-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

Processes:

2d6bdc4526934ff8ba05addc48061c18b6b4153f0d164f3a9fc88bcb63957334.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	2d6bdc4526934ff8ba05addc48061c18b6b4153f0d164f3a9fc88bcb63957334.exe
Key opened	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	2d6bdc4526934ff8ba05addc48061c18b6b4153f0d164f3a9fc88bcb63957334.exe
Key opened	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	2d6bdc4526934ff8ba05addc48061c18b6b4153f0d164f3a9fc88bcb63957334.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.

Processes:

flow ioc

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

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

Suspicious use of SetThreadContext 1 IoCs

Processes:

2d6bdc4526934ff8ba05addc48061c18b6b4153f0d164f3a9fc88bcb63957334.exe

description	pid	process	target process
PID 812 set thread context of 864	812	2d6bdc4526934ff8ba05addc48061c18b6b4153f0d164f3a9fc88bcb63957334.exe	2d6bdc4526934ff8ba05addc48061c18b6b4153f0d164f3a9fc88bcb63957334.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

1952 864 WerFault.exe 2d6bdc4526934ff8ba05addc48061c18b6b4153f0d164f3a9fc88bcb63957334.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

1240 schtasks.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

2d6bdc4526934ff8ba05addc48061c18b6b4153f0d164f3a9fc88bcb63957334.exe

description pid process

Token: SeDebugPrivilege 864 2d6bdc4526934ff8ba05addc48061c18b6b4153f0d164f3a9fc88bcb63957334.exe

pid	pid_target	process	target process
1952	864	WerFault.exe	2d6bdc4526934ff8ba05addc48061c18b6b4153f0d164f3a9fc88bcb63957334.exe

pid	process
1240	schtasks.exe

description	pid	process
Token: SeDebugPrivilege	864	2d6bdc4526934ff8ba05addc48061c18b6b4153f0d164f3a9fc88bcb63957334.exe

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

2d6bdc4526934ff8ba05addc48061c18b6b4153f0d164f3a9fc88bcb63957334.exe2d6bdc4526934ff8ba05addc48061c18b6b4153f0d164f3a9fc88bcb63957334.exe

description	pid	process	target process
PID 812 wrote to memory of 1240	812	2d6bdc4526934ff8ba05addc48061c18b6b4153f0d164f3a9fc88bcb63957334.exe	schtasks.exe
PID 812 wrote to memory of 1240	812	2d6bdc4526934ff8ba05addc48061c18b6b4153f0d164f3a9fc88bcb63957334.exe	schtasks.exe
PID 812 wrote to memory of 1240	812	2d6bdc4526934ff8ba05addc48061c18b6b4153f0d164f3a9fc88bcb63957334.exe	schtasks.exe
PID 812 wrote to memory of 1240	812	2d6bdc4526934ff8ba05addc48061c18b6b4153f0d164f3a9fc88bcb63957334.exe	schtasks.exe
PID 812 wrote to memory of 864	812	2d6bdc4526934ff8ba05addc48061c18b6b4153f0d164f3a9fc88bcb63957334.exe	2d6bdc4526934ff8ba05addc48061c18b6b4153f0d164f3a9fc88bcb63957334.exe
PID 812 wrote to memory of 864	812	2d6bdc4526934ff8ba05addc48061c18b6b4153f0d164f3a9fc88bcb63957334.exe	2d6bdc4526934ff8ba05addc48061c18b6b4153f0d164f3a9fc88bcb63957334.exe
PID 812 wrote to memory of 864	812	2d6bdc4526934ff8ba05addc48061c18b6b4153f0d164f3a9fc88bcb63957334.exe	2d6bdc4526934ff8ba05addc48061c18b6b4153f0d164f3a9fc88bcb63957334.exe
PID 812 wrote to memory of 864	812	2d6bdc4526934ff8ba05addc48061c18b6b4153f0d164f3a9fc88bcb63957334.exe	2d6bdc4526934ff8ba05addc48061c18b6b4153f0d164f3a9fc88bcb63957334.exe
PID 812 wrote to memory of 864	812	2d6bdc4526934ff8ba05addc48061c18b6b4153f0d164f3a9fc88bcb63957334.exe	2d6bdc4526934ff8ba05addc48061c18b6b4153f0d164f3a9fc88bcb63957334.exe
PID 812 wrote to memory of 864	812	2d6bdc4526934ff8ba05addc48061c18b6b4153f0d164f3a9fc88bcb63957334.exe	2d6bdc4526934ff8ba05addc48061c18b6b4153f0d164f3a9fc88bcb63957334.exe
PID 812 wrote to memory of 864	812	2d6bdc4526934ff8ba05addc48061c18b6b4153f0d164f3a9fc88bcb63957334.exe	2d6bdc4526934ff8ba05addc48061c18b6b4153f0d164f3a9fc88bcb63957334.exe
PID 812 wrote to memory of 864	812	2d6bdc4526934ff8ba05addc48061c18b6b4153f0d164f3a9fc88bcb63957334.exe	2d6bdc4526934ff8ba05addc48061c18b6b4153f0d164f3a9fc88bcb63957334.exe
PID 812 wrote to memory of 864	812	2d6bdc4526934ff8ba05addc48061c18b6b4153f0d164f3a9fc88bcb63957334.exe	2d6bdc4526934ff8ba05addc48061c18b6b4153f0d164f3a9fc88bcb63957334.exe
PID 864 wrote to memory of 1952	864	2d6bdc4526934ff8ba05addc48061c18b6b4153f0d164f3a9fc88bcb63957334.exe	WerFault.exe
PID 864 wrote to memory of 1952	864	2d6bdc4526934ff8ba05addc48061c18b6b4153f0d164f3a9fc88bcb63957334.exe	WerFault.exe
PID 864 wrote to memory of 1952	864	2d6bdc4526934ff8ba05addc48061c18b6b4153f0d164f3a9fc88bcb63957334.exe	WerFault.exe
PID 864 wrote to memory of 1952	864	2d6bdc4526934ff8ba05addc48061c18b6b4153f0d164f3a9fc88bcb63957334.exe	WerFault.exe

outlook_office_path 1 IoCs

Processes:

2d6bdc4526934ff8ba05addc48061c18b6b4153f0d164f3a9fc88bcb63957334.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	2d6bdc4526934ff8ba05addc48061c18b6b4153f0d164f3a9fc88bcb63957334.exe

outlook_win_path 1 IoCs

Processes:

2d6bdc4526934ff8ba05addc48061c18b6b4153f0d164f3a9fc88bcb63957334.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	2d6bdc4526934ff8ba05addc48061c18b6b4153f0d164f3a9fc88bcb63957334.exe

C:\Users\Admin\AppData\Local\Temp\2d6bdc4526934ff8ba05addc48061c18b6b4153f0d164f3a9fc88bcb63957334.exe
"C:\Users\Admin\AppData\Local\Temp\2d6bdc4526934ff8ba05addc48061c18b6b4153f0d164f3a9fc88bcb63957334.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:812

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\HvIsqP" /XML "C:\Users\Admin\AppData\Local\Temp\tmpDC9A.tmp"
2⤵
- Creates scheduled task(s)
PID:1240

C:\Users\Admin\AppData\Local\Temp\2d6bdc4526934ff8ba05addc48061c18b6b4153f0d164f3a9fc88bcb63957334.exe
"C:\Users\Admin\AppData\Local\Temp\2d6bdc4526934ff8ba05addc48061c18b6b4153f0d164f3a9fc88bcb63957334.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- outlook_office_path
- outlook_win_path
PID:864

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 864 -s 1784
3⤵
- Program crash
PID:1952

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

2

T1081

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

2

T1005

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmpDC9A.tmp
Filesize
1KB

MD5
52c48404dc38ab60b736f8b1090ada2c

SHA1
403549aae636140184eeef3ba5bab19e66146a38

SHA256
673af3880e65fb85ad4637878ef8af04814e3c72cc6f5258b330d57158c9bf72

SHA512
4d08f5a31ff47cf375c7200206a53e9956bcea057eb552d29cc87789d0d6d7c9220354a3dec1d179b7de8c7fa6341d741a181e35014ee5c44e546b4043e51f7f

Download Submit
memory/812-55-0x0000000075FE1000-0x0000000075FE3000-memory.dmp

Filesize
8KB

Download
memory/812-56-0x00000000004E0000-0x0000000000508000-memory.dmp

Filesize
160KB

Download
memory/812-57-0x0000000005620000-0x00000000056CE000-memory.dmp

Filesize
696KB

Download
memory/812-54-0x0000000001160000-0x0000000001286000-memory.dmp

Filesize
1.1MB

Download
memory/864-60-0x0000000000400000-0x0000000000476000-memory.dmp

Filesize
472KB

Download
memory/864-61-0x0000000000400000-0x0000000000476000-memory.dmp

Filesize
472KB

Download
memory/864-63-0x0000000000400000-0x0000000000476000-memory.dmp

Filesize
472KB

Download
memory/864-64-0x0000000000400000-0x0000000000476000-memory.dmp

Filesize
472KB

Download
memory/864-65-0x0000000000400000-0x0000000000476000-memory.dmp

Filesize
472KB

Download
memory/864-66-0x000000000047093E-mapping.dmp

Download
memory/864-68-0x0000000000400000-0x0000000000476000-memory.dmp

Filesize
472KB

Download
memory/864-70-0x0000000000400000-0x0000000000476000-memory.dmp

Filesize
472KB

Download
memory/1240-58-0x0000000000000000-mapping.dmp

Download
memory/1952-72-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads