meduza | 1316c0afbe65e24b66a9f93c3429446fc8e3fff2abe42c81d46976fbb40d410c

Analysis

max time kernel
1481s
max time network
1485s
platform
windows11-21h2_x64
resource
win11-20241023-en
resource tags

arch:x64arch:x86image:win11-20241023-enlocale:en-usos:windows11-21h2-x64system
submitted
30-10-2024 23:31

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General

Target

Installer.exe
Size

2.2MB
MD5

7747b27850026fb5f5bc9bfc83b821fe
SHA1

d59fbdf28bed8fa5e5f7432079be6529b562924c
SHA256

1d001ffbecf6dbe5b89871fcba974a147c1336bd7c80110813fc0120f8b04f62
SHA512

f015e76322ce71e2ee881c2cdb15a0bc61da4ea7c2ed6ea313dce543a0161635167e62a484d3342cd569a087ad20089953177459387c6961c53db69b4b7e062f
SSDEEP

49152:po4nOn8huOxcEeWJa4q2Fi/mU5QyrIx6hpfou+7qN8vMwMS:i8JhuscEeWJa4q2Fi/f5QFwpfod7v7MS

Score

10^/10

meduza collection discovery spyware stealer

Malware Config

Extracted

Family

meduza

109.107.181.162

Attributes

anti_dbg
true
anti_vm
true
build_name
459
extensions
none
grabber_max_size
1.048576e+06
links
none
port
15666
self_destruct
true

Signatures

Meduza
Meduza is a crypto wallet and info stealer written in C++.
stealer meduza

Meduza Stealer payload 3 IoCs

resource	yara_rule
behavioral1/memory/4376-8-0x0000000140000000-0x000000014013E000-memory.dmp	family_meduza
behavioral1/memory/4376-17-0x0000000140000000-0x000000014013E000-memory.dmp	family_meduza
behavioral1/memory/4376-18-0x0000000140000000-0x000000014013E000-memory.dmp	family_meduza

Meduza family
meduza
Reads user/profile data of web browsers 3 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

Credentials from Web Browsers
T1555.003

Accesses Microsoft Outlook profiles 1 TTPs 5 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4248760313-3670024077-2384670640-1000\SOFTWARE\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Installer.exe
Key opened	\REGISTRY\USER\S-1-5-21-4248760313-3670024077-2384670640-1000\SOFTWARE\Microsoft\Office\12.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Installer.exe
Key opened	\REGISTRY\USER\S-1-5-21-4248760313-3670024077-2384670640-1000\SOFTWARE\Microsoft\Office\14.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Installer.exe
Key opened	\REGISTRY\USER\S-1-5-21-4248760313-3670024077-2384670640-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Installer.exe
Key opened	\REGISTRY\USER\S-1-5-21-4248760313-3670024077-2384670640-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Installer.exe

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Looks up external IP address via web service 2 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
2	api.ipify.org
3	api.ipify.org

Browser Information Discovery 1 TTPs
Enumerate browser information.
discovery

Browser Information Discovery
T1217
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs

Adversaries may check for Internet connectivity on compromised systems.

discovery

Internet Connection Discovery

T1016.001

pid	Process
2896	PING.EXE
2828	cmd.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
2896	PING.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4376	Installer.exe
4376	Installer.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4376	Installer.exe
Token: SeImpersonatePrivilege	4376	Installer.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 4376 wrote to memory of 2828	4376	Installer.exe	77
PID 4376 wrote to memory of 2828	4376	Installer.exe	77
PID 2828 wrote to memory of 2896	2828	cmd.exe	79
PID 2828 wrote to memory of 2896	2828	cmd.exe	79

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4248760313-3670024077-2384670640-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Installer.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4248760313-3670024077-2384670640-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Installer.exe

C:\Users\Admin\AppData\Local\Temp\Installer.exe
"C:\Users\Admin\AppData\Local\Temp\Installer.exe"
1⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- outlook_office_path
- outlook_win_path
PID:4376
- C:\Windows\System32\cmd.exe
  "C:\Windows\System32\cmd.exe" /C ping 1.1.1.1 -n 1 -w 3000 > Nul & Del /f /q "C:\Users\Admin\AppData\Local\Temp\Installer.exe"
  2⤵
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:2828
- - C:\Windows\system32\PING.EXE
    ping 1.1.1.1 -n 1 -w 3000
    3⤵
    - System Network Configuration Discovery: Internet Connection Discovery
    - Runs ping.exe
    PID:2896

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Browser Information Discovery

T1217

Query Registry

T1012

Remote System Discovery

T1018

System Information Discovery

T1082

System Network Configuration Discovery

T1016

Internet Connection Discovery

T1016.001

Lateral Movement

Collection

Data from Local System

T1005

Email Collection

T1114

Command and Control

Exfiltration

Impact

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Downloads

memory/4376-0-0x00007FF748C70000-0x00007FF748C71000-memory.dmp

Filesize
4KB

Download
memory/4376-8-0x0000000140000000-0x000000014013E000-memory.dmp

Filesize
1.2MB

Download
memory/4376-17-0x0000000140000000-0x000000014013E000-memory.dmp

Filesize
1.2MB

Download
memory/4376-18-0x0000000140000000-0x000000014013E000-memory.dmp

Filesize
1.2MB

Download