meduza | 267e274b75ba1c49847eb93d95be90b6382768926e9c3674d115c21c3cc6f2c4

Analysis

max time kernel
148s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
16-11-2024 20:57

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General

Target

chelentano.exe
Size

2.2MB
MD5

21506ae1a222c3862c04d187b07ed714
SHA1

c70d79f32b962bf2e7e7901034aaedd8f2e71e35
SHA256

267e274b75ba1c49847eb93d95be90b6382768926e9c3674d115c21c3cc6f2c4
SHA512

351b4739f56820e271887d953ce1fdf68e19c11e84db9325e6f03866c0fc0ec1f6072db03a4013aa914f21990367fc207bfa0f9c41452553d5960881046a034f
SSDEEP

49152:NY4nch8Bu3BR8XlV10RyTXNFMnBOim8MspczpfEUL:G8VBuRR8X3iRg8kzJ

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 2 IoCs

Processes:

resource	yara_rule
behavioral1/memory/4892-8-0x0000000140000000-0x000000014013E000-memory.dmp	family_meduza
behavioral1/memory/4892-15-0x0000000140000000-0x000000014013E000-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-1-5-21-3442511616-637977696-3186306149-1000\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-1-5-21-3442511616-637977696-3186306149-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	chelentano.exe
Key opened	\REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	chelentano.exe
Key opened	\REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\SOFTWARE\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	chelentano.exe
Key opened	\REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\SOFTWARE\Microsoft\Office\12.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	chelentano.exe
Key opened	\REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\SOFTWARE\Microsoft\Office\14.0\Outlook\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

12 api.ipify.org
13 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

4892 chelentano.exe
4892 chelentano.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

chelentano.exe

description pid process

Token: SeDebugPrivilege 4892 chelentano.exe
Token: SeImpersonatePrivilege 4892 chelentano.exe

flow	ioc
12	api.ipify.org
13	api.ipify.org

pid	process
4892	chelentano.exe
4892	chelentano.exe

description	pid	process
Token: SeDebugPrivilege	4892	chelentano.exe
Token: SeImpersonatePrivilege	4892	chelentano.exe

outlook_office_path 1 IoCs

Processes:

chelentano.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\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-1-5-21-3442511616-637977696-3186306149-1000\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:4892

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/4892-0-0x00007FF7780B0000-0x00007FF7780B1000-memory.dmp

Filesize
4KB

Download
memory/4892-8-0x0000000140000000-0x000000014013E000-memory.dmp

Filesize
1.2MB

Download
memory/4892-15-0x0000000140000000-0x000000014013E000-memory.dmp

Filesize
1.2MB

Download