matiex | 4f180b0d01bfd9ebecfc92f5268f10a80562bfdbaaaa3baf35ec91dd44a65643

General

Target

0049113ba9bdda6201ac9ca225b8a224_JaffaCakes118.exe
Size

692KB
MD5

0049113ba9bdda6201ac9ca225b8a224
SHA1

34c73e9ce5bfb82e09c35906139dd06f716cb475
SHA256

4f180b0d01bfd9ebecfc92f5268f10a80562bfdbaaaa3baf35ec91dd44a65643
SHA512

cc0a558ce63adf2105ee89c45e9794d5586b90eef1617bcda6b17c743fd6410f801987be0cd3957a19d668cb3f36a82c5fc767f51aa6195db4726150e93f6380
SSDEEP

12288:9StygfdP/9pP2tLBY6STjRyLwycgP+pITEQA6lM8x34Na497EttGNgIa:9SZfdX9J2JBqPRcwWP+6ZX2

Score

10^/10

matiex collection credential_access discovery keylogger spyware stealer

Malware Config

Extracted

Family

matiex

Credentials

Protocol: smtp
Host:
mail.ashok-photos.com
Port:
587
Username:
[email protected]
Password:
user=ADOBE-LMS\admin$

Signatures

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

Matiex Main payload 1 IoCs

resource	yara_rule
behavioral2/memory/4932-20-0x0000000000400000-0x0000000000472000-memory.dmp	family_matiex

Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
credential_access stealer

Credentials from Web Browsers
T1555.003

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-384068567-2943195810-3631207890-1000\Control Panel\International\Geo\Nation	0049113ba9bdda6201ac9ca225b8a224_JaffaCakes118.exe

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
T1552.001
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
T1552.001
Unsecured Credentials: Credentials In Files 1 TTPs
Steal credentials from unsecured files.
credential_access stealer

Credentials In Files
T1552.001

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-384068567-2943195810-3631207890-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	0049113ba9bdda6201ac9ca225b8a224_JaffaCakes118.exe
Key opened	\REGISTRY\USER\S-1-5-21-384068567-2943195810-3631207890-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	0049113ba9bdda6201ac9ca225b8a224_JaffaCakes118.exe
Key opened	\REGISTRY\USER\S-1-5-21-384068567-2943195810-3631207890-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	0049113ba9bdda6201ac9ca225b8a224_JaffaCakes118.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.

flow	ioc
54	freegeoip.app
55	freegeoip.app
51	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3244 set thread context of 4932	3244	0049113ba9bdda6201ac9ca225b8a224_JaffaCakes118.exe	100

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1928	4932	WerFault.exe	100

System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	0049113ba9bdda6201ac9ca225b8a224_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	0049113ba9bdda6201ac9ca225b8a224_JaffaCakes118.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
1496	schtasks.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
3244	0049113ba9bdda6201ac9ca225b8a224_JaffaCakes118.exe
3244	0049113ba9bdda6201ac9ca225b8a224_JaffaCakes118.exe
3244	0049113ba9bdda6201ac9ca225b8a224_JaffaCakes118.exe
3244	0049113ba9bdda6201ac9ca225b8a224_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3244	0049113ba9bdda6201ac9ca225b8a224_JaffaCakes118.exe
Token: SeDebugPrivilege	4932	0049113ba9bdda6201ac9ca225b8a224_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 3244 wrote to memory of 1496	3244	0049113ba9bdda6201ac9ca225b8a224_JaffaCakes118.exe	98
PID 3244 wrote to memory of 1496	3244	0049113ba9bdda6201ac9ca225b8a224_JaffaCakes118.exe	98
PID 3244 wrote to memory of 1496	3244	0049113ba9bdda6201ac9ca225b8a224_JaffaCakes118.exe	98
PID 3244 wrote to memory of 4932	3244	0049113ba9bdda6201ac9ca225b8a224_JaffaCakes118.exe	100
PID 3244 wrote to memory of 4932	3244	0049113ba9bdda6201ac9ca225b8a224_JaffaCakes118.exe	100
PID 3244 wrote to memory of 4932	3244	0049113ba9bdda6201ac9ca225b8a224_JaffaCakes118.exe	100
PID 3244 wrote to memory of 4932	3244	0049113ba9bdda6201ac9ca225b8a224_JaffaCakes118.exe	100
PID 3244 wrote to memory of 4932	3244	0049113ba9bdda6201ac9ca225b8a224_JaffaCakes118.exe	100
PID 3244 wrote to memory of 4932	3244	0049113ba9bdda6201ac9ca225b8a224_JaffaCakes118.exe	100
PID 3244 wrote to memory of 4932	3244	0049113ba9bdda6201ac9ca225b8a224_JaffaCakes118.exe	100
PID 3244 wrote to memory of 4932	3244	0049113ba9bdda6201ac9ca225b8a224_JaffaCakes118.exe	100

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-384068567-2943195810-3631207890-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	0049113ba9bdda6201ac9ca225b8a224_JaffaCakes118.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-384068567-2943195810-3631207890-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	0049113ba9bdda6201ac9ca225b8a224_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\0049113ba9bdda6201ac9ca225b8a224_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\0049113ba9bdda6201ac9ca225b8a224_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3244
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\baKKHdP" /XML "C:\Users\Admin\AppData\Local\Temp\tmp8C6C.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:1496
- C:\Users\Admin\AppData\Local\Temp\0049113ba9bdda6201ac9ca225b8a224_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\0049113ba9bdda6201ac9ca225b8a224_JaffaCakes118.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:4932
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4932 -s 1384
    3⤵
    - Program crash
    PID:1928

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4932 -ip 4932
1⤵
PID:2996

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Persistence

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Privilege Escalation

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Defense Evasion

Credential Access

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

Unsecured Credentials

3

T1552

Credentials In Files

3

T1552.001

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

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\0049113ba9bdda6201ac9ca225b8a224_JaffaCakes118.exe.log

Filesize
1KB

MD5
e7473990edf901c1e1bef76f6095f55b

SHA1
f03b370492bbcc5280982886f9688eb8da762c8f

SHA256
5fea4747d97c0dbc097902818ae754eaca7214913a52d3bb1372a6274ce0292a

SHA512
ab93f14371dfae858bbad7d98c95055186f60b30937057f71b3d1ad17ab08b5ab7820a33bc5b3e74c485ec38e6b7a1772077add591d313175c10b4ff94bcb689

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp8C6C.tmp

Filesize
1KB

MD5
4da51f315ae2193b94de7fcb7d26963a

SHA1
fcbdf0940e1dee3351c7e07bdafa66a6f6070b10

SHA256
77efa9edbab477243e81c649150aa7ae98ba25affaff02890e88786134bae232

SHA512
6c0c4c5ef366ed4b1d337c472a01293fa0490235cc4e77bb8ad40284ad7f4a8a8450c69c5be6eec2666df77c50f3b102ab8128e97ae69fa2a5b16f0d1fba0924

Download Submit
memory/3244-5-0x0000000074BE0000-0x0000000075390000-memory.dmp

Filesize
7.7MB

Download
memory/3244-12-0x0000000006F30000-0x0000000006F9A000-memory.dmp

Filesize
424KB

Download
memory/3244-4-0x0000000006620000-0x0000000006BC4000-memory.dmp

Filesize
5.6MB

Download
memory/3244-0-0x0000000074BEE000-0x0000000074BEF000-memory.dmp

Filesize
4KB

Download
memory/3244-6-0x0000000006070000-0x0000000006102000-memory.dmp

Filesize
584KB

Download
memory/3244-7-0x0000000005AF0000-0x0000000005AFA000-memory.dmp

Filesize
40KB

Download
memory/3244-8-0x0000000006260000-0x00000000062B6000-memory.dmp

Filesize
344KB

Download
memory/3244-9-0x0000000005FB0000-0x0000000005FC8000-memory.dmp

Filesize
96KB

Download
memory/3244-10-0x0000000074BEE000-0x0000000074BEF000-memory.dmp

Filesize
4KB

Download
memory/3244-11-0x0000000074BE0000-0x0000000075390000-memory.dmp

Filesize
7.7MB

Download
memory/3244-13-0x00000000065E0000-0x00000000065E6000-memory.dmp

Filesize
24KB

Download
memory/3244-3-0x0000000005FD0000-0x000000000606C000-memory.dmp

Filesize
624KB

Download
memory/3244-14-0x0000000007010000-0x0000000007086000-memory.dmp

Filesize
472KB

Download
memory/3244-2-0x0000000005A50000-0x0000000005ACA000-memory.dmp

Filesize
488KB

Download
memory/3244-23-0x0000000074BE0000-0x0000000075390000-memory.dmp

Filesize
7.7MB

Download
memory/3244-1-0x0000000000FE0000-0x0000000001096000-memory.dmp

Filesize
728KB

Download
memory/4932-20-0x0000000000400000-0x0000000000472000-memory.dmp

Filesize
456KB

Download
memory/4932-24-0x0000000074BE0000-0x0000000075390000-memory.dmp

Filesize
7.7MB

Download
memory/4932-25-0x00000000058D0000-0x0000000005936000-memory.dmp

Filesize
408KB

Download
memory/4932-26-0x0000000074BE0000-0x0000000075390000-memory.dmp

Filesize
7.7MB

Download
memory/4932-27-0x0000000074BE0000-0x0000000075390000-memory.dmp

Filesize
7.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads