meduza | 7aaaf5fa8e2f99f4797e46fb7c2d61194ae5dc0fb6a1405ff3ca095e470999b0

Analysis

max time kernel
148s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
14-11-2024 18:56

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General

Target

chelentano.exe
Size

1.0MB
MD5

7718d813b9f30a72b09f51b9a1821dde
SHA1

f2305f27f25cbff9282ebc3fdb000a16a17f95bc
SHA256

7aaaf5fa8e2f99f4797e46fb7c2d61194ae5dc0fb6a1405ff3ca095e470999b0
SHA512

4a695853308176a0737a264862fc113e149038cf5306f59f977eb9c3bd2f6e2b2677705b90932a9250573f21f32aa3f4707622a5b080ec76cdb117abb848a1f4
SSDEEP

24576:dcqk8HBoh0lhSMXloTEJlsxiw5qS8YmC3D6ZtEyF:av8H/4TEbsoIT6

Score

10^/10

meduza collection discovery spyware stealer

Malware Config

Extracted

Family

meduza

45.130.145.152

Attributes

anti_dbg
true
anti_vm
true
build_name
Work
extensions
.txt;.doc;.docx;.pdf;.xls;.xlsx;.log;.db;.sqlite
grabber_max_size
4.194304e+06
port
15666
self_destruct
false

Signatures

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

Meduza Stealer payload 3 IoCs

Processes:

resource	yara_rule
behavioral2/memory/2484-1-0x00000215742B0000-0x00000215743EE000-memory.dmp	family_meduza
behavioral2/memory/2484-10-0x00000215742B0000-0x00000215743EE000-memory.dmp	family_meduza
behavioral2/memory/2484-11-0x00000215742B0000-0x00000215743EE000-memory.dmp	family_meduza

Meduza family
meduza

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

Processes:

chelentano.exe

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\Control Panel\International\Geo\Nation	chelentano.exe

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

Processes:

chelentano.exe

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\SOFTWARE\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	chelentano.exe
Key opened	\REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\SOFTWARE\Microsoft\Office\12.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	chelentano.exe
Key opened	\REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\SOFTWARE\Microsoft\Office\14.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	chelentano.exe
Key opened	\REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	chelentano.exe
Key opened	\REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	chelentano.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.

Processes:

flow	ioc
3	api.ipify.org
5	api.ipify.org

Browser Information Discovery 1 TTPs
Enumerate browser information.
discovery

Browser Information Discovery
T1217

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

chelentano.exe

pid	Process
2484	chelentano.exe
2484	chelentano.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

chelentano.exe

description	pid	Process
Token: SeDebugPrivilege	2484	chelentano.exe
Token: SeImpersonatePrivilege	2484	chelentano.exe

outlook_office_path 1 IoCs

Processes:

chelentano.exe

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	chelentano.exe

outlook_win_path 1 IoCs

Processes:

chelentano.exe

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	chelentano.exe

C:\Users\Admin\AppData\Local\Temp\chelentano.exe
"C:\Users\Admin\AppData\Local\Temp\chelentano.exe"
1⤵
- Checks computer location settings
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:2484

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

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Email Collection

T1114

Command and Control

Exfiltration

Impact

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Downloads

memory/2484-0-0x00007FFBC7150000-0x00007FFBC7345000-memory.dmp

Filesize
2.0MB

Download
memory/2484-1-0x00000215742B0000-0x00000215743EE000-memory.dmp

Filesize
1.2MB

Download
memory/2484-10-0x00000215742B0000-0x00000215743EE000-memory.dmp

Filesize
1.2MB

Download
memory/2484-11-0x00000215742B0000-0x00000215743EE000-memory.dmp

Filesize
1.2MB

Download