matiex | 42ff1648e53d0054bc7c4a5c8a5db648c2a3405415d441c7d5801e52f56bf7a7

General

Target

Required Order Details 0099299.exe
Size

1.1MB
MD5

3bcae8c41a076a0803c99fea75f2aa87
SHA1

f2c1b01afcc3a3af6d947b39419bb4531daa8945
SHA256

42ff1648e53d0054bc7c4a5c8a5db648c2a3405415d441c7d5801e52f56bf7a7
SHA512

220880b1422811db1d9cd79030ea8005a7921ecabb580a3ed537d68bb068005f98b14a87e1f90f796d0d506ccd37675c9153a84e2ea0096bc45d55534f5e4113

Score

10^/10

matiex keylogger spyware stealer

Malware Config

Extracted

Credentials

Protocol: smtp
Host:
mail.thts.vn
Port:
25
Username:
sales01@mtlvn.com.vn
Password:
123luongngan1989

Extracted

Family

matiex

Credentials

Protocol: smtp
Host:
mail.thts.vn
Port:
25
Username:
sales01@mtlvn.com.vn
Password:
123luongngan1989

Signatures

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

Matiex Main Payload 3 IoCs

Processes:

resource	yara_rule
behavioral2/memory/2268-125-0x0000000000400000-0x0000000000472000-memory.dmp	family_matiex
behavioral2/memory/2268-126-0x000000000046D95E-mapping.dmp	family_matiex
behavioral2/memory/2268-133-0x0000000005050000-0x00000000050EC000-memory.dmp	family_matiex

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

12 checkip.dyndns.org
15 freegeoip.app
16 freegeoip.app
Suspicious use of SetThreadContext 1 IoCs

Processes:

Required Order Details 0099299.exe

description pid process target process

PID 3260 set thread context of 2268 3260 Required Order Details 0099299.exe Required Order Details 0099299.exe
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

Required Order Details 0099299.exe

pid process

2268 Required Order Details 0099299.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

Required Order Details 0099299.exeRequired Order Details 0099299.exe

description pid process

Token: SeDebugPrivilege 3260 Required Order Details 0099299.exe
Token: SeDebugPrivilege 2268 Required Order Details 0099299.exe

flow	ioc
12	checkip.dyndns.org
15	freegeoip.app
16	freegeoip.app

description	pid	process	target process
PID 3260 set thread context of 2268	3260	Required Order Details 0099299.exe	Required Order Details 0099299.exe

pid	process
2268	Required Order Details 0099299.exe

description	pid	process
Token: SeDebugPrivilege	3260	Required Order Details 0099299.exe
Token: SeDebugPrivilege	2268	Required Order Details 0099299.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

Required Order Details 0099299.exe

description	pid	process	target process
PID 3260 wrote to memory of 2268	3260	Required Order Details 0099299.exe	Required Order Details 0099299.exe
PID 3260 wrote to memory of 2268	3260	Required Order Details 0099299.exe	Required Order Details 0099299.exe
PID 3260 wrote to memory of 2268	3260	Required Order Details 0099299.exe	Required Order Details 0099299.exe
PID 3260 wrote to memory of 2268	3260	Required Order Details 0099299.exe	Required Order Details 0099299.exe
PID 3260 wrote to memory of 2268	3260	Required Order Details 0099299.exe	Required Order Details 0099299.exe
PID 3260 wrote to memory of 2268	3260	Required Order Details 0099299.exe	Required Order Details 0099299.exe
PID 3260 wrote to memory of 2268	3260	Required Order Details 0099299.exe	Required Order Details 0099299.exe
PID 3260 wrote to memory of 2268	3260	Required Order Details 0099299.exe	Required Order Details 0099299.exe

C:\Users\Admin\AppData\Local\Temp\Required Order Details 0099299.exe
"C:\Users\Admin\AppData\Local\Temp\Required Order Details 0099299.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3260

C:\Users\Admin\AppData\Local\Temp\Required Order Details 0099299.exe
"C:\Users\Admin\AppData\Local\Temp\Required Order Details 0099299.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2268

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

2

T1081

Discovery

Lateral Movement

Collection

Data from Local System

2

T1005

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\Required Order Details 0099299.exe.log
MD5
90acfd72f14a512712b1a7380c0faf60

SHA1
40ba4accb8faa75887e84fb8e38d598dc8cf0f12

SHA256
20806822f0c130b340504132c1461b589261fbbc518e468f4f90733ab514cb86

SHA512
29dbf85e14e60868574cb4dc9bda83d3c229fb956733d8d2557f2475ee0e690ac9c2e72f31e02284996da6906ba2dbfa382a29b04c15a2406571d8ee19ad16b9

Download Submit
memory/2268-125-0x0000000000400000-0x0000000000472000-memory.dmp

Filesize
456KB

Download
memory/2268-134-0x0000000006820000-0x0000000006821000-memory.dmp

Filesize
4KB

Download
memory/2268-133-0x0000000005050000-0x00000000050EC000-memory.dmp

Filesize
624KB

Download
memory/2268-132-0x0000000005190000-0x0000000005191000-memory.dmp

Filesize
4KB

Download
memory/2268-126-0x000000000046D95E-mapping.dmp

Download
memory/3260-119-0x00000000057D0000-0x00000000057D1000-memory.dmp

Filesize
4KB

Download
memory/3260-122-0x0000000007320000-0x000000000734D000-memory.dmp

Filesize
180KB

Download
memory/3260-123-0x0000000009EE0000-0x0000000009F67000-memory.dmp

Filesize
540KB

Download
memory/3260-124-0x0000000009F70000-0x0000000009FE3000-memory.dmp

Filesize
460KB

Download
memory/3260-121-0x0000000005720000-0x0000000005C1E000-memory.dmp

Filesize
5.0MB

Download
memory/3260-120-0x0000000005870000-0x0000000005871000-memory.dmp

Filesize
4KB

Download
memory/3260-114-0x0000000000CA0000-0x0000000000CA1000-memory.dmp

Filesize
4KB

Download
memory/3260-118-0x0000000005720000-0x0000000005721000-memory.dmp

Filesize
4KB

Download
memory/3260-117-0x0000000005C20000-0x0000000005C21000-memory.dmp

Filesize
4KB

Download
memory/3260-116-0x0000000005680000-0x0000000005681000-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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Downloads