matiex | bc64ddf551da94841af6b93a14a69de12ddeae5ba720fea5c4bf8ff95a14ada1

General

Target

Payment CoPY.scr
Size

1.0MB
MD5

5687fc521f3ccd7d3176d9ed2daef426
SHA1

34c91e6ddf19a70417c0c140de3ec159873becc4
SHA256

bc64ddf551da94841af6b93a14a69de12ddeae5ba720fea5c4bf8ff95a14ada1
SHA512

4e3a384df767ec9235d856eeec03ac6746eabd098fc0b7b66708a4b233591a8814187f0815fb4192295793aab5d484e66b85a72fc85462fa2006cc7f3f620024

Score

10^/10

matiex evasion keylogger spyware stealer

Malware Config

Extracted

Credentials

Protocol: ftp
Host:
ftp.manmodesign-trade.com
Port:
21
Username:
try@manmodesign-trade.com
Password:
MMother189

Extracted

Family

matiex

Credentials

Protocol: ftp
Host:
ftp://ftp.manmodesign-trade.com/
Port:
21
Username:
try@manmodesign-trade.com
Password:
MMother189

Signatures

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

Matiex Main Payload 2 IoCs

Processes:

resource	yara_rule
behavioral2/memory/3912-14-0x0000000000400000-0x0000000000478000-memory.dmp	family_matiex
behavioral2/memory/3912-15-0x000000000047218E-mapping.dmp	family_matiex

Looks for VirtualBox Guest Additions in registry 2 TTPs
evasion

Query Registry
T1012

Virtualization/Sandbox Evasion
T1497
Looks for VMWare Tools registry key 2 TTPs
evasion

Query Registry
T1012

Virtualization/Sandbox Evasion
T1497

Checks BIOS information in registry 2 TTPs 2 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

Payment CoPY.scr

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	Payment CoPY.scr
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	Payment CoPY.scr

Drops startup file 1 IoCs

Processes:

Payment CoPY.scr

description ioc process

File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Appdata.url Payment CoPY.scr
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 local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
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
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

15 checkip.dyndns.org
18 freegeoip.app
19 freegeoip.app

description	ioc	process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Appdata.url	Payment CoPY.scr

flow	ioc
15	checkip.dyndns.org
18	freegeoip.app
19	freegeoip.app

Maps connected drives based on registry 3 TTPs 2 IoCs

Disk information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Processes:

Payment CoPY.scr

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	Payment CoPY.scr
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum\0	Payment CoPY.scr

Suspicious use of SetThreadContext 1 IoCs

Processes:

Payment CoPY.scr

description pid process target process

PID 4092 set thread context of 3912 4092 Payment CoPY.scr Payment CoPY.scr
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
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

4056 schtasks.exe

description	pid	process	target process
PID 4092 set thread context of 3912	4092	Payment CoPY.scr	Payment CoPY.scr

pid	process
4056	schtasks.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

Processes:

Payment CoPY.scrPayment CoPY.scr

pid	process
4092	Payment CoPY.scr
3912	Payment CoPY.scr
3912	Payment CoPY.scr
3912	Payment CoPY.scr
3912	Payment CoPY.scr
3912	Payment CoPY.scr
3912	Payment CoPY.scr
3912	Payment CoPY.scr

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Payment CoPY.scr

pid process

3912 Payment CoPY.scr
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

Payment CoPY.scrPayment CoPY.scr

description pid process

Token: SeDebugPrivilege 4092 Payment CoPY.scr
Token: SeDebugPrivilege 3912 Payment CoPY.scr
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

Payment CoPY.scr

pid process

3912 Payment CoPY.scr

pid	process
3912	Payment CoPY.scr

description	pid	process
Token: SeDebugPrivilege	4092	Payment CoPY.scr
Token: SeDebugPrivilege	3912	Payment CoPY.scr

pid	process
3912	Payment CoPY.scr

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

Payment CoPY.scrPayment CoPY.scr

description	pid	process	target process
PID 4092 wrote to memory of 4056	4092	Payment CoPY.scr	schtasks.exe
PID 4092 wrote to memory of 4056	4092	Payment CoPY.scr	schtasks.exe
PID 4092 wrote to memory of 4056	4092	Payment CoPY.scr	schtasks.exe
PID 4092 wrote to memory of 3912	4092	Payment CoPY.scr	Payment CoPY.scr
PID 4092 wrote to memory of 3912	4092	Payment CoPY.scr	Payment CoPY.scr
PID 4092 wrote to memory of 3912	4092	Payment CoPY.scr	Payment CoPY.scr
PID 4092 wrote to memory of 3912	4092	Payment CoPY.scr	Payment CoPY.scr
PID 4092 wrote to memory of 3912	4092	Payment CoPY.scr	Payment CoPY.scr
PID 4092 wrote to memory of 3912	4092	Payment CoPY.scr	Payment CoPY.scr
PID 4092 wrote to memory of 3912	4092	Payment CoPY.scr	Payment CoPY.scr
PID 4092 wrote to memory of 3912	4092	Payment CoPY.scr	Payment CoPY.scr
PID 3912 wrote to memory of 1336	3912	Payment CoPY.scr	netsh.exe
PID 3912 wrote to memory of 1336	3912	Payment CoPY.scr	netsh.exe
PID 3912 wrote to memory of 1336	3912	Payment CoPY.scr	netsh.exe

C:\Users\Admin\AppData\Local\Temp\Payment CoPY.scr
"C:\Users\Admin\AppData\Local\Temp\Payment CoPY.scr" /S
1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4092

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\QUJBHombeDe" /XML "C:\Users\Admin\AppData\Local\Temp\tmpE862.tmp"
2⤵
- Creates scheduled task(s)
PID:4056

C:\Users\Admin\AppData\Local\Temp\Payment CoPY.scr
"{path}"
2⤵
- Drops startup file
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3912

C:\Windows\SysWOW64\netsh.exe
"netsh" wlan show profile
3⤵
PID:1336

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

Virtualization/Sandbox Evasion

2

T1497

Credential Access

Credentials in Files

3

T1081

Discovery

Query Registry

4

T1012

Virtualization/Sandbox Evasion

2

T1497

System Information Discovery

3

T1082

Peripheral Device Discovery

1

T1120

Lateral Movement

Collection

Data from Local System

3

T1005

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\Payment CoPY.scr.log
MD5
25d70e1d452dc2ea38e30072c87daf70

SHA1
c43cb23be3d630afa0ff98f719ed56ea683b2397

SHA256
384dc26fb17aa370c7543a5d63366cd00df1eaf9e106168a433e0ef8c5ba1783

SHA512
0133fb665f1df24c0fcda1444da64e3bb04d5ad4166617075342f7dbae5d772be6ec66e0f7f091d1c392985ba2bf3ff5f56a90a61e7115cba264b11e528e28d5

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpE862.tmp
MD5
b7662de30a68cdbf1663e1f12862aa11

SHA1
37b244d4a3d8db2fa0a5650f88dac31a6465ce00

SHA256
d7f17f33b396da2ad12cd6af555de2a62381a7cab4ffc2e91008a774be152c95

SHA512
38001f30a83a644ada06f490f79f4bb74f63084135249ca2c25f1fbab2e026f2da92f9e488484918faf8407f44ace71f7bc2ce5221846b90595e7a424edb1f3a

Download Submit
memory/1336-25-0x0000000000000000-mapping.dmp

Download
memory/3912-26-0x0000000006E40000-0x0000000006E41000-memory.dmp

Filesize
4KB

Download
memory/3912-24-0x0000000006AD0000-0x0000000006AD1000-memory.dmp

Filesize
4KB

Download
memory/3912-17-0x00000000739A0000-0x000000007408E000-memory.dmp

Filesize
6.9MB

Download
memory/3912-15-0x000000000047218E-mapping.dmp

Download
memory/3912-14-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/4056-12-0x0000000000000000-mapping.dmp

Download
memory/4092-7-0x0000000005D40000-0x0000000005D41000-memory.dmp

Filesize
4KB

Download
memory/4092-11-0x0000000006390000-0x0000000006391000-memory.dmp

Filesize
4KB

Download
memory/4092-10-0x00000000062F0000-0x00000000062F1000-memory.dmp

Filesize
4KB

Download
memory/4092-9-0x0000000006240000-0x00000000062E4000-memory.dmp

Filesize
656KB

Download
memory/4092-8-0x0000000004F00000-0x0000000004F01000-memory.dmp

Filesize
4KB

Download
memory/4092-2-0x00000000739A0000-0x000000007408E000-memory.dmp

Filesize
6.9MB

Download
memory/4092-6-0x0000000004C60000-0x0000000004C6E000-memory.dmp

Filesize
56KB

Download
memory/4092-5-0x0000000005310000-0x0000000005311000-memory.dmp

Filesize
4KB

Download
memory/4092-3-0x0000000000310000-0x0000000000311000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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