matiex | c744fe5aa2ab646ac1a0583348316b13bf7ad12435edeb658aa5e0f09e494b89

Resubmissions

03-02-2022 14:53

220203-r9cm5aafd8 10

28-01-2022 20:48

220128-zlgaeadef8 10

Analysis

max time kernel
154s
max time network
62s
platform
windows7_x64
resource
win7-en-20211208
submitted
03-02-2022 14:53

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General

Target

FACTURA-9vUVHazo9RuSJpH.exe
Size

1.1MB
MD5

92955191ebfb02ef2f3fe33dbd6094ca
SHA1

2fecac06772d210574f44bfef91aeae8f0860a31
SHA256

c744fe5aa2ab646ac1a0583348316b13bf7ad12435edeb658aa5e0f09e494b89
SHA512

77d0354e0ba06d826810e50bd78898da79efe102ece81eac3fdd46cd60c57f8c9192ea805f945c1d76181d524eb859409bcc82ea7143a5d4f8a210e737540b01

Score

10^/10

matiex keylogger spyware stealer

Malware Config

Extracted

Family

matiex

Credentials

Protocol: smtp
Host:
serv3.devmexico.com
Port:
587
Username:
reservaciones@hoteljuaninos.com.mx
Password:
3}l^pI#_4K_!
Email To:
saleseuropower2@yandex.com

Signatures

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

Matiex Main Payload 4 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1160-62-0x0000000000400000-0x0000000000472000-memory.dmp	family_matiex
behavioral1/memory/1160-63-0x0000000000400000-0x0000000000472000-memory.dmp	family_matiex
behavioral1/memory/1160-64-0x0000000000400000-0x0000000000472000-memory.dmp	family_matiex
behavioral1/memory/1160-65-0x0000000000400000-0x0000000000472000-memory.dmp	family_matiex

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
Suspicious use of SetThreadContext 1 IoCs

Processes:

FACTURA-9vUVHazo9RuSJpH.exe

description pid process target process

PID 872 set thread context of 1160 872 FACTURA-9vUVHazo9RuSJpH.exe FACTURA-9vUVHazo9RuSJpH.exe

description	pid	process	target process
PID 872 set thread context of 1160	872	FACTURA-9vUVHazo9RuSJpH.exe	FACTURA-9vUVHazo9RuSJpH.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

FACTURA-9vUVHazo9RuSJpH.exe

description	pid	process	target process
PID 872 wrote to memory of 1160	872	FACTURA-9vUVHazo9RuSJpH.exe	FACTURA-9vUVHazo9RuSJpH.exe
PID 872 wrote to memory of 1160	872	FACTURA-9vUVHazo9RuSJpH.exe	FACTURA-9vUVHazo9RuSJpH.exe
PID 872 wrote to memory of 1160	872	FACTURA-9vUVHazo9RuSJpH.exe	FACTURA-9vUVHazo9RuSJpH.exe
PID 872 wrote to memory of 1160	872	FACTURA-9vUVHazo9RuSJpH.exe	FACTURA-9vUVHazo9RuSJpH.exe
PID 872 wrote to memory of 1160	872	FACTURA-9vUVHazo9RuSJpH.exe	FACTURA-9vUVHazo9RuSJpH.exe
PID 872 wrote to memory of 1160	872	FACTURA-9vUVHazo9RuSJpH.exe	FACTURA-9vUVHazo9RuSJpH.exe
PID 872 wrote to memory of 1160	872	FACTURA-9vUVHazo9RuSJpH.exe	FACTURA-9vUVHazo9RuSJpH.exe
PID 872 wrote to memory of 1160	872	FACTURA-9vUVHazo9RuSJpH.exe	FACTURA-9vUVHazo9RuSJpH.exe
PID 872 wrote to memory of 1160	872	FACTURA-9vUVHazo9RuSJpH.exe	FACTURA-9vUVHazo9RuSJpH.exe

C:\Users\Admin\AppData\Local\Temp\FACTURA-9vUVHazo9RuSJpH.exe
"C:\Users\Admin\AppData\Local\Temp\FACTURA-9vUVHazo9RuSJpH.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:872

C:\Users\Admin\AppData\Local\Temp\FACTURA-9vUVHazo9RuSJpH.exe
"C:\Users\Admin\AppData\Local\Temp\FACTURA-9vUVHazo9RuSJpH.exe"
2⤵
PID:1160

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

T1081

Discovery

Lateral Movement

Collection

Data from Local System

T1005

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/872-55-0x0000000000F00000-0x000000000101A000-memory.dmp

Filesize
1.1MB

Download
memory/872-56-0x0000000076141000-0x0000000076143000-memory.dmp

Filesize
8KB

Download
memory/872-57-0x0000000004F60000-0x0000000004F61000-memory.dmp

Filesize
4KB

Download
memory/872-58-0x0000000000280000-0x000000000028C000-memory.dmp

Filesize
48KB

Download
memory/872-59-0x0000000005500000-0x00000000055B8000-memory.dmp

Filesize
736KB

Download
memory/1160-60-0x0000000000400000-0x0000000000472000-memory.dmp

Filesize
456KB

Download
memory/1160-61-0x0000000000400000-0x0000000000472000-memory.dmp

Filesize
456KB

Download
memory/1160-62-0x0000000000400000-0x0000000000472000-memory.dmp

Filesize
456KB

Download
memory/1160-63-0x0000000000400000-0x0000000000472000-memory.dmp

Filesize
456KB

Download
memory/1160-64-0x0000000000400000-0x0000000000472000-memory.dmp

Filesize
456KB

Download
memory/1160-65-0x0000000000400000-0x0000000000472000-memory.dmp

Filesize
456KB

Download