matiex | abfc5a0bbf24e3dbc1c76c0734ea0b1ed6a0d5ff6f44f2a5a3e4e2f9317118c3

General

Target

6d991f93327f70488011bf06ba799930_JaffaCakes118.exe
Size

730KB
MD5

6d991f93327f70488011bf06ba799930
SHA1

1b630a8c337cc48f9ec41cccc4352f51e7d51e71
SHA256

abfc5a0bbf24e3dbc1c76c0734ea0b1ed6a0d5ff6f44f2a5a3e4e2f9317118c3
SHA512

181be4ad5a549d51461fd8c9a470abac2895f51b5ec1cdba6927644ca0e8fb91663d8635ed5c98f4a90ae2752eb98b3235f106ee2d009cc885bdf6d0faadfe70
SSDEEP

12288:tFda+FdahcQS8zfwkD/j1UGmy7eaqwVlXN8eR5dKFLtnoAf:8cn8zfwa1Dmyxrd8eqLt

Score

10^/10

matiex collection credential_access discovery execution keylogger spyware stealer

Malware Config

Extracted

Family

matiex

Credentials

Protocol: smtp
Host:
smtp.privateemail.com
Port:
587
Username:
[email protected]
Password:
MARYolanmauluogwo@ever

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/3060-13-0x0000000000400000-0x0000000000476000-memory.dmp	family_matiex

Beds Protector Packer 1 IoCs

Detects Beds Protector packer used to load .NET malware.

Processes:

resource	yara_rule
behavioral2/memory/4680-5-0x0000000004D70000-0x0000000004E16000-memory.dmp	beds_protector

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

Drops startup file 2 IoCs

Processes:

Powershell.exe

description	ioc	process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Drivers.exe	Powershell.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Drivers.exe	Powershell.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

Processes:

6d991f93327f70488011bf06ba799930_JaffaCakes118.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3419463127-3903270268-2580331543-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	6d991f93327f70488011bf06ba799930_JaffaCakes118.exe
Key opened	\REGISTRY\USER\S-1-5-21-3419463127-3903270268-2580331543-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	6d991f93327f70488011bf06ba799930_JaffaCakes118.exe
Key opened	\REGISTRY\USER\S-1-5-21-3419463127-3903270268-2580331543-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	6d991f93327f70488011bf06ba799930_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.

Processes:

flow ioc

13 checkip.dyndns.org
25 freegeoip.app
27 freegeoip.app

flow	ioc
13	checkip.dyndns.org
25	freegeoip.app
27	freegeoip.app

Suspicious use of SetThreadContext 1 IoCs

Processes:

6d991f93327f70488011bf06ba799930_JaffaCakes118.exe

description	pid	process	target process
PID 4680 set thread context of 3060	4680	6d991f93327f70488011bf06ba799930_JaffaCakes118.exe	6d991f93327f70488011bf06ba799930_JaffaCakes118.exe

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Using powershell.exe command.
execution

PowerShell
T1059.001

Processes:

Powershell.exe

pid process

3572 Powershell.exe
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

1120 3060 WerFault.exe 6d991f93327f70488011bf06ba799930_JaffaCakes118.exe

pid	process
3572	Powershell.exe

pid	pid_target	process	target process
1120	3060	WerFault.exe	6d991f93327f70488011bf06ba799930_JaffaCakes118.exe

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

Processes:

6d991f93327f70488011bf06ba799930_JaffaCakes118.exePowershell.exe6d991f93327f70488011bf06ba799930_JaffaCakes118.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	6d991f93327f70488011bf06ba799930_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	6d991f93327f70488011bf06ba799930_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

Powershell.exe

pid process

3572 Powershell.exe
3572 Powershell.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

Powershell.exe6d991f93327f70488011bf06ba799930_JaffaCakes118.exe

description pid process

Token: SeDebugPrivilege 3572 Powershell.exe
Token: SeDebugPrivilege 3060 6d991f93327f70488011bf06ba799930_JaffaCakes118.exe

pid	process
3572	Powershell.exe
3572	Powershell.exe

description	pid	process
Token: SeDebugPrivilege	3572	Powershell.exe
Token: SeDebugPrivilege	3060	6d991f93327f70488011bf06ba799930_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

6d991f93327f70488011bf06ba799930_JaffaCakes118.exe

description	pid	process	target process
PID 4680 wrote to memory of 3572	4680	6d991f93327f70488011bf06ba799930_JaffaCakes118.exe	Powershell.exe
PID 4680 wrote to memory of 3572	4680	6d991f93327f70488011bf06ba799930_JaffaCakes118.exe	Powershell.exe
PID 4680 wrote to memory of 3572	4680	6d991f93327f70488011bf06ba799930_JaffaCakes118.exe	Powershell.exe
PID 4680 wrote to memory of 3060	4680	6d991f93327f70488011bf06ba799930_JaffaCakes118.exe	6d991f93327f70488011bf06ba799930_JaffaCakes118.exe
PID 4680 wrote to memory of 3060	4680	6d991f93327f70488011bf06ba799930_JaffaCakes118.exe	6d991f93327f70488011bf06ba799930_JaffaCakes118.exe
PID 4680 wrote to memory of 3060	4680	6d991f93327f70488011bf06ba799930_JaffaCakes118.exe	6d991f93327f70488011bf06ba799930_JaffaCakes118.exe
PID 4680 wrote to memory of 3060	4680	6d991f93327f70488011bf06ba799930_JaffaCakes118.exe	6d991f93327f70488011bf06ba799930_JaffaCakes118.exe
PID 4680 wrote to memory of 3060	4680	6d991f93327f70488011bf06ba799930_JaffaCakes118.exe	6d991f93327f70488011bf06ba799930_JaffaCakes118.exe
PID 4680 wrote to memory of 3060	4680	6d991f93327f70488011bf06ba799930_JaffaCakes118.exe	6d991f93327f70488011bf06ba799930_JaffaCakes118.exe
PID 4680 wrote to memory of 3060	4680	6d991f93327f70488011bf06ba799930_JaffaCakes118.exe	6d991f93327f70488011bf06ba799930_JaffaCakes118.exe
PID 4680 wrote to memory of 3060	4680	6d991f93327f70488011bf06ba799930_JaffaCakes118.exe	6d991f93327f70488011bf06ba799930_JaffaCakes118.exe

outlook_office_path 1 IoCs

Processes:

6d991f93327f70488011bf06ba799930_JaffaCakes118.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3419463127-3903270268-2580331543-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	6d991f93327f70488011bf06ba799930_JaffaCakes118.exe

outlook_win_path 1 IoCs

Processes:

6d991f93327f70488011bf06ba799930_JaffaCakes118.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3419463127-3903270268-2580331543-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	6d991f93327f70488011bf06ba799930_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\6d991f93327f70488011bf06ba799930_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\6d991f93327f70488011bf06ba799930_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4680

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\Powershell.exe
"Powershell.exe" -ExecutionPolicy Bypass -command Copy-Item 'C:\Users\Admin\AppData\Local\Temp\6d991f93327f70488011bf06ba799930_JaffaCakes118.exe' 'C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Drivers.exe'
2⤵
- Drops startup file
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3572

C:\Users\Admin\AppData\Local\Temp\6d991f93327f70488011bf06ba799930_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\6d991f93327f70488011bf06ba799930_JaffaCakes118.exe"
2⤵
- Accesses Microsoft Outlook profiles
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:3060

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3060 -s 2012
3⤵
- Program crash
PID:1120

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 3060 -ip 3060
1⤵
PID:2028

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

Persistence

Privilege Escalation

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

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Data from Local System

2

T1005

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\6d991f93327f70488011bf06ba799930_JaffaCakes118.exe.log
Filesize
1KB

MD5
6a669672404c7fa39949936a483cf174

SHA1
25efdb55d16b9629db7d934e960a73d31a24f7c9

SHA256
937f98842e6d7049d8fcbb88ee2c4a324865f528e1fd9ba49de094010801b280

SHA512
ff48308ab82705bbe80139057ac652bf87c5fd7d129b0b57754ce50c833dda1d95743c6dd99d4560d3085cb87b571e7a6657dfde83c3908770ffcbcd551acefe

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_o2aabhfx.zgq.ps1
Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/3060-13-0x0000000000400000-0x0000000000476000-memory.dmp

Filesize
472KB

Download
memory/3060-40-0x0000000074450000-0x0000000074C00000-memory.dmp

Filesize
7.7MB

Download
memory/3060-26-0x0000000074450000-0x0000000074C00000-memory.dmp

Filesize
7.7MB

Download
memory/3060-17-0x00000000059A0000-0x0000000005A06000-memory.dmp

Filesize
408KB

Download
memory/3060-16-0x0000000074450000-0x0000000074C00000-memory.dmp

Filesize
7.7MB

Download
memory/3572-7-0x0000000074450000-0x0000000074C00000-memory.dmp

Filesize
7.7MB

Download
memory/3572-35-0x0000000006D70000-0x0000000006D92000-memory.dmp

Filesize
136KB

Download
memory/3572-9-0x0000000074450000-0x0000000074C00000-memory.dmp

Filesize
7.7MB

Download
memory/3572-10-0x0000000005C70000-0x0000000006298000-memory.dmp

Filesize
6.2MB

Download
memory/3572-11-0x0000000074450000-0x0000000074C00000-memory.dmp

Filesize
7.7MB

Download
memory/3572-39-0x0000000074450000-0x0000000074C00000-memory.dmp

Filesize
7.7MB

Download
memory/3572-8-0x0000000002EC0000-0x0000000002EF6000-memory.dmp

Filesize
216KB

Download
memory/3572-30-0x00000000062A0000-0x00000000065F4000-memory.dmp

Filesize
3.3MB

Download
memory/3572-34-0x0000000006CD0000-0x0000000006CEA000-memory.dmp

Filesize
104KB

Download
memory/3572-33-0x00000000079C0000-0x0000000007A56000-memory.dmp

Filesize
600KB

Download
memory/3572-18-0x0000000005830000-0x0000000005852000-memory.dmp

Filesize
136KB

Download
memory/3572-32-0x0000000006830000-0x000000000687C000-memory.dmp

Filesize
304KB

Download
memory/3572-19-0x0000000005AD0000-0x0000000005B36000-memory.dmp

Filesize
408KB

Download
memory/3572-31-0x00000000067F0000-0x000000000680E000-memory.dmp

Filesize
120KB

Download
memory/4680-0-0x000000007445E000-0x000000007445F000-memory.dmp

Filesize
4KB

Download
memory/4680-2-0x0000000074450000-0x0000000074C00000-memory.dmp

Filesize
7.7MB

Download
memory/4680-3-0x00000000051A0000-0x0000000005744000-memory.dmp

Filesize
5.6MB

Download
memory/4680-4-0x0000000004CD0000-0x0000000004D62000-memory.dmp

Filesize
584KB

Download
memory/4680-5-0x0000000004D70000-0x0000000004E16000-memory.dmp

Filesize
664KB

Download
memory/4680-6-0x0000000004EB0000-0x0000000004F4C000-memory.dmp

Filesize
624KB

Download
memory/4680-12-0x0000000004CB0000-0x0000000004CC6000-memory.dmp

Filesize
88KB

Download
memory/4680-1-0x0000000000220000-0x00000000002DC000-memory.dmp

Filesize
752KB

Download
memory/4680-41-0x0000000074450000-0x0000000074C00000-memory.dmp

Filesize
7.7MB

Download

Resubmissions

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads