matiex | ee6f477b461b93163941c7c89a6f177fb7f2831b4038dbef59a1f0672d43a646

General

Target

Swift Copy.exe
Size

337KB
MD5

afc0f78081dad95484a2fc7f6796e9fd
SHA1

04074934445e1d662102ca3a3054bf5234a3dcab
SHA256

a53234e64371c8586c0021df965b5cd0b23cd0f7db970a71ad686068df0bd850
SHA512

6b5920fb28044c520ce37b0316c4ce7d10c5a3aa8b800adca54da3e315c7abbba34c68d4ea729aa34f60898e6fae39b9f459ce4eec7ef19ec6db53da3225fb5c

Score

10^/10

matiex collection keylogger spyware stealer

Malware Config

Extracted

Family

matiex

Credentials

Protocol: smtp
Host:
smtp.yandex.com
Port:
587
Username:
[email protected]
Password:
enugu042

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/936-64-0x0000000000400000-0x0000000000470000-memory.dmp	family_matiex
behavioral1/memory/936-65-0x0000000000400000-0x0000000000470000-memory.dmp	family_matiex
behavioral1/memory/936-66-0x0000000000400000-0x0000000000470000-memory.dmp	family_matiex
behavioral1/memory/936-67-0x000000000046BE7E-mapping.dmp	family_matiex
behavioral1/memory/936-69-0x0000000000400000-0x0000000000470000-memory.dmp	family_matiex
behavioral1/memory/936-71-0x0000000000400000-0x0000000000470000-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

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

Swift Copy.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Swift Copy.exe
Key opened	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Swift Copy.exe
Key opened	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Swift Copy.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
Suspicious use of SetThreadContext 1 IoCs

Processes:

Swift Copy.exe

description pid process target process

PID 756 set thread context of 936 756 Swift Copy.exe Swift Copy.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

1884 schtasks.exe
Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

Swift Copy.exe

pid process

756 Swift Copy.exe
756 Swift Copy.exe
756 Swift Copy.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

Swift Copy.exeSwift Copy.exe

description pid process

Token: SeDebugPrivilege 756 Swift Copy.exe
Token: SeDebugPrivilege 936 Swift Copy.exe

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

description	pid	process	target process
PID 756 set thread context of 936	756	Swift Copy.exe	Swift Copy.exe

pid	process
1884	schtasks.exe

pid	process
756	Swift Copy.exe
756	Swift Copy.exe
756	Swift Copy.exe

description	pid	process
Token: SeDebugPrivilege	756	Swift Copy.exe
Token: SeDebugPrivilege	936	Swift Copy.exe

Suspicious use of WriteProcessMemory 13 IoCs

Processes:

Swift Copy.exe

description	pid	process	target process
PID 756 wrote to memory of 1884	756	Swift Copy.exe	schtasks.exe
PID 756 wrote to memory of 1884	756	Swift Copy.exe	schtasks.exe
PID 756 wrote to memory of 1884	756	Swift Copy.exe	schtasks.exe
PID 756 wrote to memory of 1884	756	Swift Copy.exe	schtasks.exe
PID 756 wrote to memory of 936	756	Swift Copy.exe	Swift Copy.exe
PID 756 wrote to memory of 936	756	Swift Copy.exe	Swift Copy.exe
PID 756 wrote to memory of 936	756	Swift Copy.exe	Swift Copy.exe
PID 756 wrote to memory of 936	756	Swift Copy.exe	Swift Copy.exe
PID 756 wrote to memory of 936	756	Swift Copy.exe	Swift Copy.exe
PID 756 wrote to memory of 936	756	Swift Copy.exe	Swift Copy.exe
PID 756 wrote to memory of 936	756	Swift Copy.exe	Swift Copy.exe
PID 756 wrote to memory of 936	756	Swift Copy.exe	Swift Copy.exe
PID 756 wrote to memory of 936	756	Swift Copy.exe	Swift Copy.exe

outlook_office_path 1 IoCs

Processes:

Swift Copy.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Swift Copy.exe

outlook_win_path 1 IoCs

Processes:

Swift Copy.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Swift Copy.exe

C:\Users\Admin\AppData\Local\Temp\Swift Copy.exe
"C:\Users\Admin\AppData\Local\Temp\Swift Copy.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:756

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\VbrblCHyQq" /XML "C:\Users\Admin\AppData\Local\Temp\tmp77DF.tmp"
2⤵
- Creates scheduled task(s)
PID:1884

C:\Users\Admin\AppData\Local\Temp\Swift Copy.exe
"{path}"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:936

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

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\tmp77DF.tmp
Filesize
1KB

MD5
3eb33cb42ae87cf8b0fe99aab1c11704

SHA1
5a0b303e5308553a7de8102df337a87c064cbb24

SHA256
66c025fa4ec2e6c1e053af2a55a0cc0eb1b198945c2b697c1b1e45e82df834c6

SHA512
4cb7da5f27beb09eb73f281cab183efced6f37db4a5487a3a028e6912a6feb39be468cd605aa55fa90833933b092cbe9bde149a8811c7cde1c11913bd275b1ad

Download Submit
memory/756-57-0x0000000001F60000-0x0000000001FA8000-memory.dmp

Filesize
288KB

Download
memory/756-55-0x00000000755B1000-0x00000000755B3000-memory.dmp

Filesize
8KB

Download
memory/756-54-0x0000000000900000-0x000000000095A000-memory.dmp

Filesize
360KB

Download
memory/756-58-0x0000000002040000-0x00000000020B0000-memory.dmp

Filesize
448KB

Download
memory/756-56-0x00000000005B0000-0x00000000005C0000-memory.dmp

Filesize
64KB

Download
memory/936-66-0x0000000000400000-0x0000000000470000-memory.dmp

Filesize
448KB

Download
memory/936-61-0x0000000000400000-0x0000000000470000-memory.dmp

Filesize
448KB

Download
memory/936-62-0x0000000000400000-0x0000000000470000-memory.dmp

Filesize
448KB

Download
memory/936-64-0x0000000000400000-0x0000000000470000-memory.dmp

Filesize
448KB

Download
memory/936-65-0x0000000000400000-0x0000000000470000-memory.dmp

Filesize
448KB

Download
memory/936-67-0x000000000046BE7E-mapping.dmp

Download
memory/936-69-0x0000000000400000-0x0000000000470000-memory.dmp

Filesize
448KB

Download
memory/936-71-0x0000000000400000-0x0000000000470000-memory.dmp

Filesize
448KB

Download
memory/1884-59-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

Loading Replay Monitor...

Downloads