matiex | 962a2c242f1491057e2192083e69c7a4f06be6e37a2ceb85ba43f66fd21a80c3

General

Target

98nMUVIMa7yoxmF.exe
Size

1.2MB
MD5

a060e6b79f24c737ed87a315cfb02760
SHA1

6e28de0375a2a8431ebf17e8858e8a5a32e5358f
SHA256

962a2c242f1491057e2192083e69c7a4f06be6e37a2ceb85ba43f66fd21a80c3
SHA512

483729e2bd5c2118d2abc81fb4d469023c372e00f2d9056d68e03c8db6200f9ea83f9a32fb73131784e292b92885c893611d2d199253e4f596ae19aa62908e95

Score

10^/10

matiex collection keylogger spyware stealer suricata

Malware Config

Extracted

Family

matiex

C2

https://api.telegram.org/bot1769394961:AAF5BB35akL859CwVaXypIqpVsGWlaKvi7A/sendMessage?chat_id=1735544933

Signatures

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

Matiex Main Payload 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/2832-130-0x0000000000400000-0x0000000000476000-memory.dmp	family_matiex

suricata: ET MALWARE Matiex Keylogger Exfil Via Telegram
suricata: ET MALWARE Matiex Keylogger Exfil Via Telegram
suricata
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

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

98nMUVIMa7yoxmF.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-369956170-74428499-1628131376-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	98nMUVIMa7yoxmF.exe
Key opened	\REGISTRY\USER\S-1-5-21-369956170-74428499-1628131376-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	98nMUVIMa7yoxmF.exe
Key opened	\REGISTRY\USER\S-1-5-21-369956170-74428499-1628131376-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	98nMUVIMa7yoxmF.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

28 checkip.dyndns.org
30 freegeoip.app
31 freegeoip.app
Suspicious use of SetThreadContext 1 IoCs

Processes:

98nMUVIMa7yoxmF.exe

description pid process target process

PID 3160 set thread context of 2832 3160 98nMUVIMa7yoxmF.exe 98nMUVIMa7yoxmF.exe
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

3920 schtasks.exe
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

powershell.exe98nMUVIMa7yoxmF.exe

pid process

720 powershell.exe
720 powershell.exe
720 powershell.exe
2832 98nMUVIMa7yoxmF.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

powershell.exe98nMUVIMa7yoxmF.exe

description pid process

Token: SeDebugPrivilege 720 powershell.exe
Token: SeDebugPrivilege 2832 98nMUVIMa7yoxmF.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

98nMUVIMa7yoxmF.exe

pid process

2832 98nMUVIMa7yoxmF.exe

flow	ioc
28	checkip.dyndns.org
30	freegeoip.app
31	freegeoip.app

description	pid	process	target process
PID 3160 set thread context of 2832	3160	98nMUVIMa7yoxmF.exe	98nMUVIMa7yoxmF.exe

pid	process
3920	schtasks.exe

pid	process
720	powershell.exe
720	powershell.exe
720	powershell.exe
2832	98nMUVIMa7yoxmF.exe

description	pid	process
Token: SeDebugPrivilege	720	powershell.exe
Token: SeDebugPrivilege	2832	98nMUVIMa7yoxmF.exe

pid	process
2832	98nMUVIMa7yoxmF.exe

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

98nMUVIMa7yoxmF.exe98nMUVIMa7yoxmF.exe

description	pid	process	target process
PID 3160 wrote to memory of 720	3160	98nMUVIMa7yoxmF.exe	powershell.exe
PID 3160 wrote to memory of 720	3160	98nMUVIMa7yoxmF.exe	powershell.exe
PID 3160 wrote to memory of 720	3160	98nMUVIMa7yoxmF.exe	powershell.exe
PID 3160 wrote to memory of 3920	3160	98nMUVIMa7yoxmF.exe	schtasks.exe
PID 3160 wrote to memory of 3920	3160	98nMUVIMa7yoxmF.exe	schtasks.exe
PID 3160 wrote to memory of 3920	3160	98nMUVIMa7yoxmF.exe	schtasks.exe
PID 3160 wrote to memory of 2832	3160	98nMUVIMa7yoxmF.exe	98nMUVIMa7yoxmF.exe
PID 3160 wrote to memory of 2832	3160	98nMUVIMa7yoxmF.exe	98nMUVIMa7yoxmF.exe
PID 3160 wrote to memory of 2832	3160	98nMUVIMa7yoxmF.exe	98nMUVIMa7yoxmF.exe
PID 3160 wrote to memory of 2832	3160	98nMUVIMa7yoxmF.exe	98nMUVIMa7yoxmF.exe
PID 3160 wrote to memory of 2832	3160	98nMUVIMa7yoxmF.exe	98nMUVIMa7yoxmF.exe
PID 3160 wrote to memory of 2832	3160	98nMUVIMa7yoxmF.exe	98nMUVIMa7yoxmF.exe
PID 3160 wrote to memory of 2832	3160	98nMUVIMa7yoxmF.exe	98nMUVIMa7yoxmF.exe
PID 3160 wrote to memory of 2832	3160	98nMUVIMa7yoxmF.exe	98nMUVIMa7yoxmF.exe
PID 2832 wrote to memory of 1408	2832	98nMUVIMa7yoxmF.exe	netsh.exe
PID 2832 wrote to memory of 1408	2832	98nMUVIMa7yoxmF.exe	netsh.exe
PID 2832 wrote to memory of 1408	2832	98nMUVIMa7yoxmF.exe	netsh.exe

outlook_office_path 1 IoCs

Processes:

98nMUVIMa7yoxmF.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-369956170-74428499-1628131376-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	98nMUVIMa7yoxmF.exe

outlook_win_path 1 IoCs

Processes:

98nMUVIMa7yoxmF.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-369956170-74428499-1628131376-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	98nMUVIMa7yoxmF.exe

C:\Users\Admin\AppData\Local\Temp\98nMUVIMa7yoxmF.exe
"C:\Users\Admin\AppData\Local\Temp\98nMUVIMa7yoxmF.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3160

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\YbakSbVXJKkh.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:720

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\YbakSbVXJKkh" /XML "C:\Users\Admin\AppData\Local\Temp\tmp9F1A.tmp"
2⤵
- Creates scheduled task(s)
PID:3920

C:\Users\Admin\AppData\Local\Temp\98nMUVIMa7yoxmF.exe
"C:\Users\Admin\AppData\Local\Temp\98nMUVIMa7yoxmF.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
- outlook_office_path
- outlook_win_path
PID:2832

C:\Windows\SysWOW64\netsh.exe
"netsh" wlan show profile
3⤵
PID:1408

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

3

T1081

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\98nMUVIMa7yoxmF.exe.log
MD5
0c2899d7c6746f42d5bbe088c777f94c

SHA1
622f66c5f7a3c91b28a9f43ce7c6cabadbf514f1

SHA256
5b0b99740cadaeff7b9891136644b396941547e20cc7eea646560d0dad5a5458

SHA512
ab7a3409ed4b6ca00358330a3aa4ef6de7d81eb21a5e24bb629ef6a7c7c4e2a70ca3accfbc989ed6e495fdb8eb6203a26d6f2a37b2a5809af4276af375b49078

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp9F1A.tmp
MD5
6e08f6f8d6a9e24337fe3efc5a6c594f

SHA1
6e0554d74e649cfa89c2de02e30763dc94191421

SHA256
889b42c5661907ee01ebe5c912b2b2f05bc94b19d7fe721a4476c50801e6e984

SHA512
80cb3a198b4baf3d794c464f35df91a53e4d7c551a7fa98452306c95d57fc6bd28997b9d7e9a8ac2c0b05ed4b93dc1826a09f33fa5d669f05e44689a1b1ab1cd

Download Submit
memory/720-127-0x0000000007130000-0x0000000007166000-memory.dmp

Filesize
216KB

Download
memory/720-128-0x00000000072D0000-0x00000000072D1000-memory.dmp

Filesize
4KB

Download
memory/720-185-0x000000007F6F0000-0x000000007F6F1000-memory.dmp

Filesize
4KB

Download
memory/720-157-0x0000000009D10000-0x0000000009DA4000-memory.dmp

Filesize
592KB

Download
memory/720-156-0x0000000009B00000-0x0000000009BA5000-memory.dmp

Filesize
660KB

Download
memory/720-151-0x0000000009780000-0x000000000979E000-memory.dmp

Filesize
120KB

Download
memory/720-150-0x00000000099D0000-0x0000000009A03000-memory.dmp

Filesize
204KB

Download
memory/720-352-0x0000000009680000-0x000000000969A000-memory.dmp

Filesize
104KB

Download
memory/720-137-0x0000000008200000-0x0000000008550000-memory.dmp

Filesize
3.3MB

Download
memory/720-186-0x00000000072D3000-0x00000000072D4000-memory.dmp

Filesize
4KB

Download
memory/720-129-0x00000000072D2000-0x00000000072D3000-memory.dmp

Filesize
4KB

Download
memory/720-140-0x00000000088D0000-0x0000000008946000-memory.dmp

Filesize
472KB

Download
memory/720-357-0x0000000009670000-0x0000000009678000-memory.dmp

Filesize
32KB

Download
memory/720-132-0x0000000007910000-0x0000000007F38000-memory.dmp

Filesize
6.2MB

Download
memory/720-139-0x0000000008B50000-0x0000000008B9B000-memory.dmp

Filesize
300KB

Download
memory/720-138-0x0000000007FC0000-0x0000000007FDC000-memory.dmp

Filesize
112KB

Download
memory/720-135-0x0000000007640000-0x0000000007662000-memory.dmp

Filesize
136KB

Download
memory/720-136-0x0000000007F40000-0x0000000007FA6000-memory.dmp

Filesize
408KB

Download
memory/2832-149-0x00000000074B0000-0x0000000007672000-memory.dmp

Filesize
1.8MB

Download
memory/2832-134-0x0000000005910000-0x0000000005E0E000-memory.dmp

Filesize
5.0MB

Download
memory/2832-133-0x0000000005880000-0x00000000058E6000-memory.dmp

Filesize
408KB

Download
memory/2832-130-0x0000000000400000-0x0000000000476000-memory.dmp

Filesize
472KB

Download
memory/3160-115-0x0000000000150000-0x0000000000284000-memory.dmp

Filesize
1.2MB

Download
memory/3160-123-0x0000000005B10000-0x0000000005C18000-memory.dmp

Filesize
1.0MB

Download
memory/3160-122-0x0000000005670000-0x000000000567E000-memory.dmp

Filesize
56KB

Download
memory/3160-121-0x000000007EA90000-0x000000007EA91000-memory.dmp

Filesize
4KB

Download
memory/3160-120-0x0000000004D00000-0x0000000004D9C000-memory.dmp

Filesize
624KB

Download
memory/3160-119-0x0000000004AD0000-0x0000000004ADA000-memory.dmp

Filesize
40KB

Download
memory/3160-118-0x0000000004A20000-0x0000000004AB2000-memory.dmp

Filesize
584KB

Download
memory/3160-117-0x0000000004AF0000-0x0000000004B82000-memory.dmp

Filesize
584KB

Download
memory/3160-116-0x0000000004FF0000-0x00000000054EE000-memory.dmp

Filesize
5.0MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads