matiex | 6e039c725ce804c6aae1d4d56d11802a125895bf71bf99e293ec333b91cbc73b

Analysis

max time kernel
145s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
03-04-2024 23:26

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General

Target

a97d3b60df53982ebe6b6927e220f555_JaffaCakes118.exe
Size

441KB
MD5

a97d3b60df53982ebe6b6927e220f555
SHA1

6c2a5583629099bfb87903655c7fd5113a0b14bb
SHA256

6e039c725ce804c6aae1d4d56d11802a125895bf71bf99e293ec333b91cbc73b
SHA512

7a5161927a6560546e5c7d738f9bb49f754f018b41d2500268398835967937ce2ff59ed922f8106f3803cafa72b62404afc6311aa650f5d8e41f06bcfb00a931
SSDEEP

3072:LoLKlgh+inqfSdbjvOuGVwwZrQqklc80CEZSGajxAKGUsMBOYkdhxn0p:GUlDfSdbjmuLRqklvnm/UssOYk3Ja

Score

10^/10

matiex collection keylogger spyware stealer

Malware Config

Extracted

Family

matiex

https://api.telegram.org/bot2024219567:AAGgykIaN65yZpDtrTgB9E6sZsAPRCpMym8/sendMessage?chat_id=1639898258

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/3016-0-0x0000000000D30000-0x0000000000DA4000-memory.dmp family_matiex
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

resource	yara_rule
behavioral2/memory/3016-0-0x0000000000D30000-0x0000000000DA4000-memory.dmp	family_matiex

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

a97d3b60df53982ebe6b6927e220f555_JaffaCakes118.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3270530367-132075249-2153716227-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	a97d3b60df53982ebe6b6927e220f555_JaffaCakes118.exe
Key opened	\REGISTRY\USER\S-1-5-21-3270530367-132075249-2153716227-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	a97d3b60df53982ebe6b6927e220f555_JaffaCakes118.exe
Key opened	\REGISTRY\USER\S-1-5-21-3270530367-132075249-2153716227-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	a97d3b60df53982ebe6b6927e220f555_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

3 checkip.dyndns.org
5 freegeoip.app
6 freegeoip.app
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

3880 3016 WerFault.exe a97d3b60df53982ebe6b6927e220f555_JaffaCakes118.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

a97d3b60df53982ebe6b6927e220f555_JaffaCakes118.exe

description pid process

Token: SeDebugPrivilege 3016 a97d3b60df53982ebe6b6927e220f555_JaffaCakes118.exe

flow	ioc
3	checkip.dyndns.org
5	freegeoip.app
6	freegeoip.app

pid	pid_target	process	target process
3880	3016	WerFault.exe	a97d3b60df53982ebe6b6927e220f555_JaffaCakes118.exe

description	pid	process
Token: SeDebugPrivilege	3016	a97d3b60df53982ebe6b6927e220f555_JaffaCakes118.exe

outlook_office_path 1 IoCs

Processes:

a97d3b60df53982ebe6b6927e220f555_JaffaCakes118.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3270530367-132075249-2153716227-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	a97d3b60df53982ebe6b6927e220f555_JaffaCakes118.exe

outlook_win_path 1 IoCs

Processes:

a97d3b60df53982ebe6b6927e220f555_JaffaCakes118.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3270530367-132075249-2153716227-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	a97d3b60df53982ebe6b6927e220f555_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\a97d3b60df53982ebe6b6927e220f555_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\a97d3b60df53982ebe6b6927e220f555_JaffaCakes118.exe"
1⤵
- Accesses Microsoft Outlook profiles
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:3016

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3016 -s 2040
2⤵
- Program crash
PID:3880

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3016 -ip 3016
1⤵
PID:2720

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Lateral Movement

Collection

Data from Local System

T1005

Email Collection

T1114

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

memory/3016-0-0x0000000000D30000-0x0000000000DA4000-memory.dmp

Filesize
464KB

Download
memory/3016-1-0x00000000748E0000-0x0000000075090000-memory.dmp

Filesize
7.7MB

Download
memory/3016-2-0x0000000005E80000-0x0000000006424000-memory.dmp

Filesize
5.6MB

Download
memory/3016-3-0x0000000005790000-0x000000000582C000-memory.dmp

Filesize
624KB

Download
memory/3016-4-0x0000000005830000-0x0000000005896000-memory.dmp

Filesize
408KB

Download
memory/3016-5-0x00000000059D0000-0x00000000059E0000-memory.dmp

Filesize
64KB

Download
memory/3016-6-0x00000000748E0000-0x0000000075090000-memory.dmp

Filesize
7.7MB

Download